GMC · 2007-2014

Sierra HD — GMT900 (2007–2014)

sierra hd · sierra hd work truck · sierra hd sle · sierra hd slt · sierra hd denali

394 option rows 394 RPO codes 4 model years

99% Factory-verified

✓ Factory-verified · 389
● Confirmed · 0
◑ Single-source · 0
⚠ Disputed · 5

Applicable options

Documented RPO codes

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Model year

Show internal codes (65)

Sierra HD — GMT900 (2007–2014) RPO codes
Code	Option	Years	Notes & factory source	Confidence
Engines
L96	Engine, Vortec 6.0L V8, variable valve timing, sequential fuel injection, E85 FlexFuel	2014	2500 guide: 360 hp with the pickup box, 322 hp with the box deleted; 3500 guide: 322 hp; no E85 capability with the box deleted GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
LC8	Engine, 6.0L V8, sequential fuel injection, gaseous (CNG and gasoline), hardened valves and valve seats	2014	only in: 2500 crew cab; requires FHV and MYD; not E85 compatible GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4.	Factory-verified
LML	Engine, Duramax 6.6L turbo diesel V8, B20 biodiesel compatible	2014	397 hp; requires MW7, includes K40, TUV and K05 GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
LMM	Engine, diesel, 8 cylinder, 6.6L, DPI, V8, Duramax	2007–2009	the 2014 guides print LML instead GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
LQ4	Engine, gas, 8 cylinder, 6.0L, multiport fuel injection, iron, GM	2007–2008	printed in the 2007–2008 lists only; the 2009 list prints LY6 and the 2014 guides L96 GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
LY6	Engine, gas, 8 cylinder, 6.0L, sequential fuel injection, iron, GM	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
Transmissions
M96	Transmission, manual, 5 speed, Tremec, 109 mm, 5.81 first gear, 0.77 fifth gear	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
MT1	Transmission, automatic, 4 speed, HMD, 4L80-E	2007–2008	printed in the 2007–2008 lists only; the 2009 list prints MYD disputed: the 2007 and 2008 new-body Sierra lists print it in the heavy-duty half, but that half repeats the 2007 Sierra Classic heavy-duty list (same codes, same order) and no other source names the GMT900 HD gearboxes, so it may be a Classic carryover; both readings kept GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Disputed
MW3	Transmission, manual, 5 speed, New Venture Gear, 109 mm, 5.61 first gear, overdrive	2007–2008	printed in the 2007–2008 lists only disputed: the 2007 and 2008 new-body Sierra lists print it in the heavy-duty half, but that half repeats the 2007 Sierra Classic heavy-duty list (same codes, same order) and no other source names the GMT900 HD gearboxes, so it may be a Classic carryover; both readings kept GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Disputed
MW7	Transmission, automatic, 6 speed, Allison, LCT 1000, 3.10 first gear, 0.71 fifth gear, 0.62 sixth gear, overdrive, converter clutch	2007–2009, 2014	the 2014 guides call it the Allison 1000 6 speed automatic; requires LML in 2014 GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
MYD	Transmission, automatic, 6 speed, HMD, 6L90	2009, 2014	the 2014 guides call it a heavy-duty 6 speed automatic with tow/haul mode; gasoline engines GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
NP1	Transfer case, electric shift control, 2 speed	2007–2008	printed in the 2007–2008 lists only; the 2009 list prints NQF disputed: the 2007 and 2008 new-body Sierra lists print it in the heavy-duty half, but that half repeats the 2007 Sierra Classic heavy-duty list (same codes, same order) and no other source names the GMT900 HD gearboxes, so it may be a Classic carryover; both readings kept GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Disputed
NP2	Transfer case, manual shift control, 2 speed	2007–2008	printed in the 2007–2008 lists only; the 2009 list prints NQG disputed: the 2007 and 2008 new-body Sierra lists print it in the heavy-duty half, but that half repeats the 2007 Sierra Classic heavy-duty list (same codes, same order) and no other source names the GMT900 HD gearboxes, so it may be a Classic carryover; both readings kept GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Disputed
NP8	Transfer case, active, 2 speed, push button control	2007–2008	printed in the 2007–2008 lists only disputed: the 2007 and 2008 new-body Sierra lists print it in the heavy-duty half, but that half repeats the 2007 Sierra Classic heavy-duty list (same codes, same order) and no other source names the GMT900 HD gearboxes, so it may be a Classic carryover; both readings kept GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Disputed
NQF	Transfer case, electric shift control, 2 speed, aluminum	2009, 2014	the 2014 guides describe rotary dial control; only in: 4WD GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
NQG	Transfer case, manual shift control, 2 speed, aluminum	2009, 2014	the 2014 guides describe a floor-mounted shifter; only in: 4WD GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
Axles
G80	Axle, Positraction limited slip	2007–2009, 2014	the 2014 guides word it as a heavy-duty automatic locking rear differential GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
GT4	Axle, rear, 3.73 ratio	2007–2009, 2014	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
GT5	Axle, rear, 4.10 ratio	2007–2009, 2014	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
GTY	Axle, wide track	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
Packages & Trims
NZZ	Sales package, skid plate, off road sport	2007–2009, 2014	GM prints Spot; a misprint for Sport GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
PCM	Preferred package	2014	the guides give it different contents on the Work Truck (deep-tint glass, 17 inch machined aluminum wheels, locking EZ-Lift tailgate, fog lamps, chrome grille) and on the SLE (audio, Bluetooth, fog lamps, tailgate items) GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
PDA	Texas Edition package	2014	SLE crew cab; 20 inch forged polished aluminum wheels, camper mirrors, heavy-duty trailering, locking differential and chrome accents; for delivery to residents of Texas and nearby states GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
PDC	LPO, On The Job package	2014	bed liner, bed rail protectors and bed-mounted tie-down hooks; dealer-installed GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
PDD	Convenience package	2014	SLE and SLT crew cab; the guides call the SLT version the SLT Convenience Package GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
PEB	Premium package, heavy-duty	2014	the guides name it the HD SLE Premium Package; SLE crew cab; content as the Texas Edition without the Texas badging GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
U42	Entertainment package, rear seat, single display, remote control, auxiliary jack, 2 wireless dual channel headphones	2007–2009, 2014	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
UB7	Performance package, higher payload	2014	only in: 2500; heavier-duty frame and rear suspension, includes C7A and a 6,700 lb rear axle rating GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4.	Factory-verified
Y91	Merchandised package, luxury edition	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
YE9	Convenience package, comfort and decor level 3	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
YF2	Sales package, ambulance upfitter	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
Z71	Chassis package, off road	2009, 2014	the 2014 guides call it the off-road suspension package GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
Z85	Chassis package, increased capacity	2007–2009, 2014	the 2014 guides call it the handling/trailering suspension package GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
ZX3	Chassis package, manual select damping	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
Equipment
5JY	LPO, tonneau cover, soft cloth, folding	2014	requires RW1; dealer-installed GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
9D9	Mirror, inside rearview, delete	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
9F6	GVWR, 12,800 lbs (5806 kg), dual rear wheels	2014	only in: 3500; gasoline engine with the pickup box deleted GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
9G4	GVWR, 13,400 lbs (6078 kg), dual rear wheels	2014	only in: 3500; gasoline engine GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
A04	Windshield, tinted, less upper shadeband	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
A10	Window, fixed, rear side	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
A28	Window, rear, full width, sliding	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
A31	Window, power operated, all doors	2007–2009, 2014	the 2014 guides add driver express-down GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
A48	Window, rear, full width, sliding, power	2009, 2014	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
A52	Seat, front, bench	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
A60	Lock control, rear compartment lid and tailgate, key activated	2009, 2014	the 2014 guides call it the locking tailgate GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
A68	Seat, rear, split, folding	2009, 2014	the 2014 guides describe a 60/40 folding rear bench; only in: crew cab GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
A95	Seat, front bucket, high back, driver and passenger recliner	2007–2009, 2014	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.1. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.1.	Factory-verified
ABV	Window, power operated, rear side access doors	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
AE7	Seat, front split, driver and passenger	2007–2009, 2014	the 2014 guides describe a 40/20/40 split bench; Work Truck: S GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.1. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.1.	Factory-verified
AG1	Adjuster, front seat, power, multi-directional, driver	2007–2009, 2014	the 2014 guides print a 6-way entry and a 10-way entry GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
AG2	Adjuster, passenger seat, power, multi-directional	2007–2009, 2014	the 2014 guides print a 6-way entry and a 10-way entry GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
AJ1	Windows, deep tint, all except windshield and doors	2007–2009, 2014	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
AJ7	Air bags, seat-mounted side-impact, driver and right-front passenger	2014	thorax and pelvic protection; comes only with ASF GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
AM1	Control, seat, manual lumbar, driver	2009, 2014	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
AM7	Seat, rear, folding	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
AN3	Seat, front, individual (non bucket)	2007–2009, 2014	the 2014 guides describe SLT full-feature power front buckets GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.1. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.1.	Factory-verified
ANJ	Window, tinted, export compliant, non-deep	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
AP3	Lock control, entry, remote, keyless entry, start	2009, 2014	the 2009 list adds do not use after the 2009 model year, but the 2014 guides print it (remote vehicle starter system) GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
AP8	Lock control, entry, remote entry, extended range	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
AP8	Remote vehicle starter prep package	2014	a second reading: the 2014 guides print it as a remote start preparation package with remote keyless entry and theft alarm; the 2009 list reads extended range remote entry GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
ASF	Restraint, roof side, left-hand and right-hand, inflatable	2014	the 2014 guides describe head curtain side-impact air bags with rollover sensor GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
AU0	Lock control, remote entry	2007–2009	the 2009 list adds do not use after the 2009 model year GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
AU3	Lock control, side door, electronic	2007–2009, 2014	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
AZ3	Seat, front split, driver and passenger, full feature center	2009, 2014	the 2014 guides describe a 40/20/40 split bench with a lockable storage compartment; SLE GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.1. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.1.	Factory-verified
B30	Floor covering, carpet	2007–2009, 2014	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
B32	Covering, front floor mats, auxiliary	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
B33	Covering, rear floor mats, auxiliary	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
B71	Molding, wheel opening, colored	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
B85	Molding, bodyside, body-colored	2014	a second reading: the 2014 guides print body-colored moldings, deleted with SEO paint; the lists print bright GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
B85	Molding, bodyside, exterior, bright	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
BA5	Ornamentation, exterior, custom	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
BG9	Covering, floor, rubber	2007–2009, 2014	the 2014 guides describe black rubberized vinyl GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
C42	HVAC system, heater, outside air, deluxe	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
C49	Defogger, rear window, electric	2007–2009, 2014	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
C4K	GVW rating, 9,925 lbs	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
C4M	GVW rating, 9,900 lbs (4 500 kg)	2007–2009, 2014	2014: only in the 2500 guide GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4.	Factory-verified
C67	HVAC system, air conditioner, front, electronic controls	2009, 2014	the 2014 guides describe single-zone manual air conditioning GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
C6P	GVW rating, 8,600 lbs (3,900 kg)	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
C6W	GVW rating, 9,200 lbs	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
C6Y	GVW rating, 9,600 lbs	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
C7A	GVWR, 10,000 lbs (4536 kg)	2014	2500: with the diesel or the higher payload package (UB7); 3500: single rear wheels, 6,700 lb rear axle rating GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
C7E	GVWR, 11,000 lbs (4990 kg), single rear wheels	2014	only in: 3500 GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
C7G	GVWR, 10,500 lbs (4763 kg), single rear wheels	2014	only in: 3500 GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
C7L	GVW rating, 12,000 lbs	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
C7V	GVWR, 11,600 lbs (5262 kg), single rear wheels	2014	only in: 3500; diesel GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
C7W	GVW rating, 11,400 lbs	2007–2009, 2014	2014: only in the 3500 guide, single rear wheels, diesel GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
CF5	Roof, sun, glass, sliding, electric	2007–2009, 2014	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
CGN	Bedliner, spray-on	2014	only in: crew cab GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
CHX	GVWR, 13,025 lbs (5908 kg), dual rear wheels	2014	only in: 3500 GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
CJ2	HVAC system, air conditioner, front, automatic temperature control, auxiliary temperature control	2007–2009, 2014	the 2014 guides describe dual-zone automatic air conditioning GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
CJ3	HVAC system, air conditioner, front, manual temperature control, auxiliary temperature control	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
D07	Console, front compartment, floor, custom	2007–2009, 2014	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
D44	Mirror, outside, color	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
DD8	Mirror, inside rearview, light sensitive	2009, 2014	the 2014 guides call it auto-dimming GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
DE2	Mirror, outside, left-hand and right-hand, manual control, folding, color	2007–2009, 2014	2014: only in the 2500 guide GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3.	Factory-verified
DF2	Mirror, outside, left-hand and right-hand, wide load, folding, stainless steel	2007–2009, 2014	the 2014 guides describe black vertical camper-style mirrors with spotter glass GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
DF5	Mirror, inside rearview, light sensitive, compass, outside temperature display	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
DG5	Mirror, outside, left-hand and right-hand, wide load, large	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
DH6	Mirror, inside front vanity, left-hand and right-hand, sunshade, illuminated	2009, 2014	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
DK7	Console, roof, interior, custom	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
DK8	Console, roof, interior, deluxe	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
DL3	Mirror, outside, left-hand and right-hand, remote control, electric, heated, power folding, turn signal indicator, light sensitive, color	2007–2009, 2014	2014: only in the 2500 guide GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3.	Factory-verified
DL8	Mirror, outside, left-hand and right-hand, remote control, electric, heated	2007–2009, 2014	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
DNH	Box, right seat, stowage	2007–2008	the Sierra HD GMT800 doc reads Right as a misprint for Rear GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
DPN	Mirror, outside, left-hand and right-hand, wide load, vertical glass, manual extending, manual folding, heated, turn signal indicator, remote control	2007–2009, 2014	the 2014 guides describe vertical camper mirrors with integrated turn signals GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
DRC	Mirror, inside rearview, light sensitive, rear video display	2014	the 2014 guides describe an auto-dimming mirror with rear camera display GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
DT4	Ashtray, cigarette lighter	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
E63	Body equipment, Fleetside, pickup box	2007–2009, 2014	the 2014 guides call it the Wideside pickup box GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
E95	Cover, tonneau, rear compartment	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
F60	Spring, front, heavy-duty	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
FHV	Fuel system, bi-fuel, compressed natural gas (CNG), 17 GGE tank at the front of the pickup box	2014	only in: 2500 crew cab with LC8 GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4.	Factory-verified
G1Y	GVWR, 11,500 lbs (5216 kg), single rear wheels	2014	only in: 3500; diesel GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
G4A	GVWR, 9,300 lbs (4218 kg)	2014	only in: 2500 GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4.	Factory-verified
GEC	GVW rating, 9,800 lbs	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
GED	GVW rating, 9,700 lbs	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
GEH	GVW rating, 9,500 lbs	2009, 2014	2014: only in the 2500 guide GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4.	Factory-verified
HVY	Identification, 2 inch body raise, heavy-duty model	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
J95	Brakes, 4-wheel antilock, 4-wheel disc	2014	the 3500 guide adds single rear wheels GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
J96	Brakes, 4-wheel antilock, 4-wheel disc, dual rear wheels	2014	only in: 3500 GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
JF4	Pedals, adjustable, power	2009, 2014	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
JFI	GVWR, 10,400 lbs (4717 kg), single rear wheels	2014	only in: 3500 GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
JFK	GVWR, 10,700 lbs (4854 kg), single rear wheels	2014	only in: 3500 GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
JFL	GVWR, 10,800 lbs (4899 kg), single rear wheels	2014	only in: 3500 GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
JFN	GVWR, 11,100 lbs (5035 kg), single rear wheels	2014	only in: 3500 GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
JH6	Brake, hydraulic power, 4 wheel disc, 9,900 lbs	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
JH7	Brake, hydraulic power, 4 wheel disc, 12,300 lbs	2007–2009	the 2007 list misprints 12,300 as 123000; the 2007–2008 lists add duplicate with JH9 GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
JK4	Brake, hydraulic power, 4 wheel disc, 12,300 lbs, without ABS	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
JL1	Control, integrated trailer brake	2009, 2014	the 2014 guides call it the integrated trailer brake controller GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
JL4	Control, active brake	2009, 2014	the 2014 guides call it StabiliTrak with Proactive Roll Avoidance, trailer sway control and hill start assist GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
JVA	Brake system, antilock brakes, delete	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
K05	Heater, engine block	2007–2009, 2014	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
K34	Cruise control, automatic, electronic	2007–2009, 2014	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
K40	Exhaust brake	2014	comes only with LML GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
K47	Air cleaner, high capacity	2007–2009, 2014	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
K65	Generator, 105 amp, dual	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
K68	Generator, 105 amp	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
K76	Generator, 125 amp, dual	2009, 2014	the 2014 guides call it dual 125 amp alternators; diesel only GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
KB6	Heater, seat, cooling, front	2009, 2014	the 2014 guides describe heated and cooled front bucket seats GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
KC4	Cooling system, engine oil	2007–2009, 2014	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
KG3	Generator, 145 amp	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
KG7	Generator, 125 amp	2009, 2014	the 2014 guides call it a 125 amp alternator GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
KL5	Modification, engine, natural gas	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
KL6	Provisions, natural gas	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
KL8	Conversion, natural gas (CNG)	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
KNP	Cooling system, transmission, heavy-duty	2007–2009, 2014	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
KUP	Throttle control, electronic	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
KW1	Generator, 160 amp	2007–2009, 2014	the 2014 guides call it a 160 amp alternator; gasoline engines GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
M1F	Power take-off, rear	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
MTF	Provisions, fire extinguisher mounting	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
N05	Lock control, fuel filler cap	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
N79	Wheel, spare, full size, steel	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
N89	Wheel, 17 x 7.5, aluminum, sport	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
NP5	Steering wheel, leather wrapped	2007–2009, 2014	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
NPL	Name plate, delete	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
NQZ	Fuel tank, auxiliary, rear mounted, delete	2007–2009	the 2007–2008 lists give an 18 gallon tank and the 2009 list a 23 gallon tank (the Sierra GMT900 doc's reading) GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
NW7	Traction control, powertrain management only	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
NZ3	Wheel, spare, full size, 16 inch, steel	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
NZ7	Wheel, 16 x 7, chrome appearance	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
P03	Wheel cover, variation 3	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
P06	Wheel trim, chrome trim skins and chrome center caps	2014	only in: 3500 dual rear wheels; includes PYW GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
P25	Wheel, 17 x 7.5, aluminum, 5 spoke premium	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
PPA	Tailgate, assist, open and close	2009, 2014	the 2014 guides call it the EZ-Lift tailgate GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
PTO	Engine control, power take off (PTO) controls	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
PY0	Wheel, 16 x 6.5, aluminum	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
PY2	Wheel, 16 x 6.5, chrome appearance	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
PYN	Wheels, 17 inch steel	2014	17 x 7.5 steel spare; only in: 2500 GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3.	Factory-verified
PYQ	Wheels, 17 inch machined aluminum	2014	17 x 7.5 steel spare; only in: 2500 GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3.	Factory-verified
PYR	Wheels, 18 inch forged polished aluminum	2014	18 x 8 steel spare GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
PYS	Wheels, 20 inch forged polished aluminum	2014	18 x 8 steel spare; only in: 2500 GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3.	Factory-verified
PYT	Wheels, 18 inch painted steel	2014	18 x 8 steel spare GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
PYW	Wheels, 17 inch painted steel, painted center caps	2014	only in: 3500 dual rear wheels GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
Q9A	Wheel cover, bright	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
QB5	Wheel, 16 x 6.5, steel	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
QBD	Tire, all, LT225/75R17/E BW TL HWY 113Q	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
QC1	Wheel, 16 x 7, steel	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
QCV	Tire, all, LT225/75R17/E BW TL OOR 113Q	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
QEC	Tire, all, LT215/85R16/E BW R/PE ST TL HWY	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
QEF	Tire, all, LT215/85R16/E BW R/PE ST TL OOR	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
QER	Tire, all, LT265/75R16/E BW R/PE ST TL OOR (123/120Q)	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
QFC	Tires, LT265/60R20E, all-terrain, blackwall	2014	only in: 2500; requires PYS GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3.	Factory-verified
QGM	Tires, LT265/70R18E, all-terrain, blackwall	2014	GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
QHQ	Tires, LT245/75R17E, all-season, blackwall	2014	only in: 2500 GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3.	Factory-verified
QIT	Tire, all, LT265/75R16/E BW R/PE ST TL OOR (123/120R)	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
QIW	Tire, all, LT245/75R16/E BW R/PE ST TL OOR 120Q	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
QIZ	Tire, all, LT245/75R16/E BW TL ALS 120Q	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
QLP	Tire, all, LT245/75R16/E BW R/PE ST TL ALS 120/116S	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
QQO	Tires, LT235/80R17E, all-season, highway, blackwall	2014	only in: 3500 dual rear wheels GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
QR5	Wheel, 17 x 6.5, steel	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
QT4	Wheel, 16 x 6.5, steel, heavy-duty	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
QWF	Tires, LT265/70R18E, all-season, blackwall	2014	GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
QXT	Tire, all, LT265/70R17/E BW TL AT	2009, 2014	2014: only in the 2500 guide GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3.	Factory-verified
QXU	Tire, all, LT265/70R17/E BW TL AT export	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
QZT	Tires, LT235/80R17E, all-terrain, blackwall	2014	only in: 3500 dual rear wheels GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
RAE	Cargo management system	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
RS7	Wheels, 17 inch forged polished aluminum	2014	only in: 3500 dual rear wheel crew cab GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
RW1	LPO, bed rail protectors	2014	dealer-installed GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
S41	LPO, rear wheelhouse liners	2014	dealer-installed; comes with the SLT version of PDD GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
SAF	Lock, spare tire, hoist shaft	2007–2009, 2014	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
SB7	LPO, chrome decal, Z71	2014	requires Z71 GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
SB9	LPO, chrome decal, 4x4	2014	only in: 4WD GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
SC0	LPO, tie-down hooks, bed-mounted	2014	comes only with PDC GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
SRW	Chassis, single rear wheel, ride and handling	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
T2H	Ornamentation, exterior, export unique requirements	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
T62	Daytime running lamp system, delete	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
T74	Headlamps control, automatic, delay	2009	the 2009 list prints it with the delete wording of T78; the reading here is the corpus majority GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
T78	Headlamps control, delete	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
T96	Lamp, front fog, FMVSS	2007–2009, 2014	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
TP2	Battery, auxiliary	2007–2009, 2014	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
TQ3	Battery, 770 CCA (dual)	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
TR3	Grille, radiator, body color, chrome emblem	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
TRW	Provisions, lamp, roof mounted	2007–2009, 2014	the 2014 guides describe roof-mounted lamp or beacon wiring GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
TS9	Lamp, stop, high level, delete	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
TUV	Battery, 730 CCA (dual)	2009, 2014	diesel only in 2014 GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
U01	Lamp, five, roof marker, truck	2007–2009, 2014	the 2014 guides describe smoked amber roof marker lamps GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
U19	Speedometer, instrument, kilometers and miles, kilometer odometer	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
U1C	Radio, AM/FM stereo, seek/scan, CD, clock, ETR	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
U1S	Player, multiple compact disc	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
U2J	Digital audio system, S-band, not installed	2009, 2014	the 2014 guides call it SiriusXM Satellite Radio, delete GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
U2K	Digital audio system, S-band	2007–2009, 2014	the 2014 guides call it SiriusXM Satellite Radio GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
U3U	Radio, AM/FM stereo, seek/scan, DVD, CD, clock, ETR, navigation, voice recognition, MP3	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
UB0	Radio, AM/FM stereo, seek/scan, CD, auto tone, data system clock, ETR	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
UB1	Radio, AM/FM stereo, seek/scan, auto reverse music search cassette, CD, auto tone, data system clock, ETR	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
UBS	Digital audio system, S-band and traffic	2009, 2014	the 2014 guides call it NavTraffic; comes only with UYS GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
UC2	Speedometer, instrument, kilometers and miles, kilometer odometer, positive bias	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
UC6	Radio, AM/FM stereo, seek/scan, RDS, multiple compact disc, auto tone control, clock, ETR	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
UD4	Alarm, vehicle speed, 120 km/h	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
UD7	Sensor indicator, rear parking assist	2009, 2014	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
UE0	Communication system, vehicle, GPS, not installed	2014	the 2014 guides call it OnStar, delete; fleet and government orders GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
UE1	Communication system, vehicle, GPS 1	2007–2009, 2014	the list prints G.P.S. 1; the 2014 guides call it OnStar GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
UF3	Switch, high idle	2009, 2014	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
UG1	Opener, garage door, universal	2009, 2014	the 2014 guides call it Universal Home Remote GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
UJ6	Indicator, low tire pressure	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
UJM	Tire pressure monitor system	2014	does not cover the spare GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
UK3	Control, steering wheel, accessory	2007–2009, 2014	the 2014 guides describe steering wheel mounted audio controls GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
UK6	Radio control, rear seat and earphone jacks	2007–2009, 2014	the 2009 list adds do not use after model year 2010 (use ULD) GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
UL4	Frequencies, South American	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
UL5	Radio, delete	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
UL8	Frequencies, Saudi Arabian	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
UM7	Radio, AM/FM stereo, seek/scan, clock, ETR	2007–2009, 2014	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
UPF	Wireless interface, short range, voice recognition	2009, 2014	the 2014 guides call it Bluetooth for phone GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
UQ3	Speaker system, performance enhanced audio	2007–2009, 2014	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
UQ5	Speaker system, 4, dual front door mounted, dual extended range quarter mounted	2007–2009, 2014	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
UQ7	Speaker system, premium performance, enhanced audio, Bose	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
UQ9	Speaker system, delete	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
UQA	Speaker system, premium audio, branded, with amplifier	2008–2009, 2014	the 2014 guides describe a Bose system with subwoofer; crew cab GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
US8	Radio, AM/FM stereo, seek/scan, CD, auto tone, clock, ETR, MP3, RDS	2009, 2014	the 2014 guides describe an AM/FM stereo with MP3 compatible CD player GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
US9	Radio, AM/FM stereo, seek/scan, RDS, multiple compact disc, auto tone control, clock, ETR, MP3	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
UUI	Audio system, AM/FM stereo with CD player and MP3 playback, USB port, auxiliary input jack	2014	GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
UUJ	Audio system, AM/FM stereo with MP3 compatible CD/DVD player, USB port	2014	crew cab; comes only with U42 GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
UUN	Audio system, AM/FM stereo with MP3 compatible 6-disc CD player, USB port	2014	GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
UVA	Radio, AM/FM stereo, seek/scan, auto tone, CD, CD-R, MP3, DVD, clock, ETR, RDS	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
UVB	Radio, AM/FM stereo, seek/scan, auto tone, CD, CD-R, MP3 DVD, navigation, clock, ETR, RDS	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
UVC	Rear vision camera	2014	GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
UY2	Wiring provisions, camper and 5th wheel trailer	2007–2009, 2014	the 2014 guides add gooseneck trailer wiring GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
UYS	Audio system with navigation, AM/FM/SiriusXM stereo with CD player, 7 inch touch screen, hard drive, voice recognition	2014	requires UVC; includes UBS GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
V10	Provision options, cold weather	2007–2009, 2014	the 2014 guides describe a one-piece cold-weather grille and bumper cover for the diesel GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
V22	Grille, radiator, chrome	2007–2009, 2014	the 2014 guides describe a chrome grille surround GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
V43	Bumper, rear, step, color	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
V76	Hook, tow	2007–2009, 2014	the 2014 guides call them black front recovery hooks GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
VAV	LPO, all-weather floor mats, Ebony	2014	dealer-installed GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
VB3	Bumper, rear, step, chrome, impact strip	2007–2009, 2014	the 2014 guides describe a chrome rear step bumper with pad GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
VBN	LPO, bed rug	2014	dealer-installed GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
VBP	LPO, tonneau cover, hard tri-folding, premium cloth cover	2014	dealer-installed GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
VBR	LPO, rubber bed mat	2014	dealer-installed GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
VF7	Bumper, rear, step, delete	2007–2009, 2014	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
VFF	Video format, region 1, NTSC	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
VG3	Bumper, front, impact strip	2007–2009, 2014	the 2014 guides describe a chrome front bumper GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
VK3	License plate, front, front mounting package	2007–2009, 2014	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
VPB	LPO, tonneau cover, soft, roll-up with integrated support bows	2014	dealer-installed GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
VPZ	Grille, chrome with chrome surround	2014	Work Truck; comes only with PCM GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
VQG	LPO, protection package	2014	rear wheelhouse liners and bed rail protectors; dealer-installed GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
VQK	LPO, splash guards, front and rear, molded, black	2014	dealer-installed GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
VQT	LPO, tonneau cover, hard tri-folding, vinyl cover	2014	dealer-installed GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
VR4	Trailer hitch, weight distributing platform	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
VXH	LPO, assist steps, chrome tubular, 6 inch oval	2014	dealer-installed GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
VXJ	LPO, assist steps, chrome tubular, 3 inch round	2014	dealer-installed GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
VYU	Provisions, snow plow preparation	2007–2009, 2014	the 2014 guides call it the Snow Plow Prep Package; only in: 4WD GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
VZX	LPO, bed liner	2014	dealer-installed GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
VZZ	LPO, tool box, stationary, single lid	2014	dealer-installed GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
W04	LPO, wheel theft-deterrent system	2014	dealer-installed GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.	Factory-verified
XA7	Washer, nozzles, heated, windshield	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
XEC	Tire, front, LT215/85R16/E BW R/ST ST TL HWY	2007–2008	the 2007–2008 lists print the XEF wording (R/PE ST TL OOR) for this code; the reading here is the corpus majority and the 2007 Sierra Classic list's GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
XEF	Tire, front, LT215/85R16/E BW R/PE ST TL OOR	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
XYK	Tire, front, LT215/85R16/D BL R/PE ST TL HWY	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
XYL	Tire, front, LT215/85R16/D BL R/PE ST TL OOR	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
YB3	Plate, clutch driven, part of engine, delete	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
Z5X	Mirror provisions, Arabic language	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
Z82	Trailer provisions, special equipment, heavy-duty	2007–2009, 2014	the 2014 guides describe a hitch platform with 2.5 inch receiver and trailer brake controller GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
ZBD	Tire, spare, LT225/75R17/E BW TL HWY 113Q	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
ZCV	Tire, spare, LT225/75R17/E BW TL OOR 113Q	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
ZEC	Tire, spare, LT215/85R16/E BW R/ST ST TL HWY	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
ZEF	Tire, spare, LT215/85R16/E BW R/PE ST TL OOR	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
ZHQ	Tire, spare, LT245/75R17E, all-season, blackwall	2014	only in: 2500 GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3.	Factory-verified
ZIT	Tire, spare, LT265/75R16/E BW R/PE ST TL OOR (123/120R)	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
ZIZ	Tire, spare, LT245/75R16/E BW TL ALS 120Q	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
ZQO	Tire, spare, LT235/80R17E, highway, with steel spare wheel	2014	only in: 3500 dual rear wheels GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
ZW9	Body equipment, base body or chassis	2007–2009, 2014	the 2014 guides call it pickup box delete GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
ZWF	Tire, spare, LT265/70R18E, all-season, blackwall	2014	GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
ZXT	Tire, spare, LT265/70R17E, all-terrain, blackwall	2014	only in: 2500 GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3.	Factory-verified
ZXU	Tire, spare, LT265/70R17/E BW TL AT export	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
ZYK	Tire, spare, LT215/85R16/D BL R/PE ST TL HWY	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
ZZT	Tire, spare, LT235/80R17E, all-terrain, with steel spare wheel	2014	only in: 3500 dual rear wheels GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.	Factory-verified
Paint
16U	Primary color, exterior, Steel Gray Metallic	2014	the Sierra GMT900 doc's 2009 list reads 16U as Graystone Metallic GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.1. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.1.	Factory-verified
41U	Primary color, exterior, Onyx Black	2014	the Sierra GMT900 doc reads it Black GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.1. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.1.	Factory-verified
46U	Primary color, exterior, Stealth Gray Metallic	2014	not available with PDA or PEB GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.1. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.1.	Factory-verified
50U	Primary color, exterior, Summit White	2014	the Sierra GMT900 doc's 2009 list reads 50U as Olympic White GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.1. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.1.	Factory-verified
66U	Primary color, exterior, Sonoma Red Metallic	2014	as the Sierra GMT900 doc's 2013 row GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.1. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.1.	Factory-verified
74U	Primary color, exterior, Fire Red	2014	the Sierra GMT900 doc's 2009 list reads 74U as Victory Red GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.1. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.1.	Factory-verified
GAN	Primary color, exterior, Quicksilver Metallic	2014	GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.1. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.1.	Factory-verified
GHA	Primary color, exterior, Mocha Steel Metallic	2014	not available with the Texas Edition or the premium package (PDA, PEB) GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.1. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.1.	Factory-verified
GTS	Primary color, exterior, Heritage Blue Metallic	2014	not available with PDA or PEB GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.1. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.1.	Factory-verified
ZY1	Color combination, solid	2014	GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.1. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.1.	Factory-verified
Interior Trim
193	Trim combination, leather, Ebony	2014	leather-appointed front seats in the 2014 guides; SLE, SLT GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.1. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.1.	Factory-verified
196	Trim combination, perforated leather, Ebony	2014	perforated leather-appointed front seats, SLT; requires KB6 GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.1. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.1.	Factory-verified
19C	Trim combination, cloth, Ebony	2014	premium cloth in the 2014 guides; SLE GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.1. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.1.	Factory-verified
19I	Interior trim, Ebony	2009	the list marks it (I) (00) GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
31I	Interior trim, Ebony/Light Cashmere	2009	the list marks it (I) (07) GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
333	Trim combination, leather, Light Cashmere	2014	the 2014 guides pair it with the Very Dark Cashmere/Light Cashmere interior; SLE, SLT GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.1. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.1.	Factory-verified
336	Trim combination, perforated leather, Very Dark Cashmere/Light Cashmere	2014	SLT; requires KB6 GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.1. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.1.	Factory-verified
33C	Trim combination, premium cloth, Very Dark Cashmere/Light Cashmere	2014	SLE GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.1. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.1.	Factory-verified
33I	Interior trim, Light Cashmere/Very Dark Cashmere	2009	the list marks it (I) (06) GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
833	Trim combination, leather, Light Titanium	2014	the 2014 guides pair it with the Dark Titanium/Light Titanium interior; SLE, SLT GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.1. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.1.	Factory-verified
836	Trim combination, perforated leather, Dark Titanium/Light Titanium	2014	SLT; requires KB6 GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.1. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.1.	Factory-verified
83C	Trim combination, cloth, Titanium	2014	the 2014 guides list it as Dark Titanium/Light Titanium premium cloth; SLE GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.1. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.1.	Factory-verified
83I	Interior trim, Light Titanium/Dark Titanium	2009	the list marks it (I) (06) GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
84I	Interior trim, Ebony/Light Titanium	2009	the list prints Light Titanium/Ebony (I) GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
88B	Trim combination, cloth, Dark Titanium	2014	Work Truck GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.1. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.1.	Factory-verified
88I	Interior trim, Dark Titanium	2009	the list marks it (I) (08) GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
88V	Trim combination, Dark Titanium	2014	the 2014 guides describe Dark Titanium vinyl; Work Truck: S GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.1. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.1.	Factory-verified
Internal / Process
2K3 internal	Exhaust, 2008 carryover system, LMM diesel heavy-duty pickups at start of regular production	2009	used until the stock ran out, before the new 2009 exhaust with a swirl device (GM misspells swirl) GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
B4L internal	Label, price, refer to geographic chart	2007–2008	the Sierra Classic list of 2007 prints it as BL4 GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
BAG internal	Parts package, export	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
CKD internal	Vehicle, completely knocked down (CKD)	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
CU7 internal	Country, Kuwait	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
CU8 internal	Country, Saudi Arabia	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
CV3 internal	Country, Mexico	2007–2009	the 2009 list adds do not release parts to this option GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
CV4 internal	Country, Israel	2007–2009	the 2009 list adds do not release parts to this option GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
CW2 internal	Country, Gulf areas (Bahrain, Kuwait, Oman, Qatar, Saudi Arabia, UAE)	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
CW4 internal	Country, Caribbean (Antigua, Antilles, Bahamas, Barbados, Bermuda, Cay, Haiti, Dominican, Jamaica, Nassau, S.M., Trinidad)	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
CW5 internal	Country, Venezuela	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
CW6 internal	Country, Guam	2007–2009	the 2009 list adds do not release parts to this option GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
CW9 internal	Country, miscellaneous	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
CY1 internal	Country, Africa	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
CZ1 internal	Country, Central America (Belize, Costa Rica, El Salvador, Guatemala, Honduras, Nicaragua, Panama)	2007–2009	the 2009 list adds do not release parts to this option GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
D2D internal	Country, Philippines	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
EVA internal	Test, DVT, EVAP emission requirement	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
EXP internal	Export	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
FE9 internal	Certification, emission, federal	2007–2009, 2014	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
NA1 internal	Emission system, GVW less than 8,500 lb	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
NA4 internal	Emission system, GVW above 8,500 lb	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
NB8 internal	Emissions override, California	2014	lets a dealer in a California-emissions state order federal emissions GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
NB9 internal	Emissions override, state-specific	2014	GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
NC1 internal	Emission system, California, LEV	2007–2008	the lists label it not for use after the 2007 model year on light-duty trucks; the label covers light duty only and the 2008 heavy-duty half still prints it GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
NC7 internal	Emissions override, federal	2014	GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
NC8 internal	Emission system, California, ULEV	2007–2009	the lists label it not for use after the 2007 model year on light-duty trucks; the label covers light duty only and the 2008 and 2009 heavy-duty halves still print it GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
NE1 internal	Certification, emission, geographically restricted registration, vehicles up to 14,000 lbs GVW	2007–2009, 2014	the lists add use 2003 model year GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
NF4 internal	Emission system, clean fuel, fleet	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
NF9 internal	Emission system, general, OBD MIL suppression	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
NT8 internal	Emission system, federal, Tier 2 A	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
NU1 internal	Emission system, California, LEV2	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
NU4 internal	Emission system, California Level 2 Plus	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
P96 internal	Equipment, Mexican modified, mandatory base equipment	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
R6J internal	Control, sales item number 10	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
R6K internal	Control, sales item number 11	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
R6N internal	Control, sales item number 14	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
R6V internal	Control, sales item number 21	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
T98 internal	Stamping, vehicle identification number	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
TZ3 internal	Emission system, Mexico LEV (GMM calibration responsible)	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
V60 internal	Vehicle statement, Gulf States Organization, incomplete vehicle	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
V73 internal	Vehicle statement, USA/Canada	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
V78 internal	Vehicle statement, delete	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
V87 internal	Vehicle statement, Gulf States Organization	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
VBX internal	Language label, Arabic	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
VC0 internal	Label, noise control information	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
VC4 internal	Label, price and fuel economy, Puerto Rico and Virgin Islands	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
VC5 internal	Label, shipping, except US, US possessions or Japan	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
VC7 internal	Label, price/fuel economy, Guam	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
VCL internal	Certification, emission, clean fuel vehicle, fleet	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
VGC internal	Protector, film, paint etch preventive	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
VJ3 internal	Label, plate, ECE approval and vehicle identification	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
VJ7 internal	Label, fuel, unleaded only	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
VPH internal	Vehicle preparation, overseas delivery	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
VR6 internal	Hook, tie-down, shipping	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
VTV internal	Handling charge, Oshawa assembly to Tecstar, Whitby, Ontario, Canada, and return	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
VXS internal	Vehicle, complete	2009	the list adds do not use after 2009 global/new major programs GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
VXT internal	Vehicle type, incomplete	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
VZ2 internal	Calibration, speedometer A	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
VZ3 internal	Label, mercury disposal notification	2009	GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
W86 internal	Miscellaneous equipment for Venezuela (GMV controlled)	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
W99 internal	Miscellaneous equipment for Venezuela (GM platform controlled)	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
X52 internal	Miscellaneous equipment for Guam, Puerto Rico and US Virgin Islands	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified
YF5 internal	Certification, emission, California	2007–2009, 2014	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1. GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4. GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.	Factory-verified
Z49 internal	Export, Canadian modification, mandatory base equipment	2007–2008	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.	Factory-verified
Z88 internal	Market brand, GMC	2007–2009	GM factory document — 2007 gmc sierra 2wd rpo code list, p.1. GM factory document — 2008 gmc sierra 2wd rpo code list, p.1. GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.	Factory-verified

Source document: gmc/sierra-hd-gmt900.md. Rows marked — record an option the factory offered whose RPO code is not documented in the consulted sources.