Silverado HD — GMT900 (2007–2014)

322 hp in the 2014 chassis cab guide; standard, with MYD

GM Authority's LML engine page gives the Silverado HD LML from the 2011 model year, with the MW7 Allison; no GM list in the repository covers 2011–2013

397 hp; requires MW7 and the chassis cab body (ZW9); includes K40, TUV and K05

the 2014 guide prints LML instead

GM Authority's LMM engine page gives the Silverado HD LMM through the 2010 model year; no GM list in the repository covers 2010

printed in the 2007–2008 lists only; the 2009 list prints LY6 and the 2014 guide L96

printed in the 2007–2008 lists only; the 2009 list prints MYD; disputed: the 2007 and 2008 new-body Silverado lists print it in the heavy-duty half, but that half repeats the 2007 Silverado Classic heavy-duty list (same codes, same order) and no other source names the GMT900 HD gearboxes, so it may be a Classic carryover; GM Authority's LMM engine page pairs the 2007.5–2010 LMM with the Allison 1000 automatic or a ZF S6-650 6 speed manual, neither of which is this code; both readings kept

printed in the 2007–2008 lists only; disputed: the 2007 and 2008 new-body Silverado lists print it in the heavy-duty half, but that half repeats the 2007 Silverado Classic heavy-duty list (same codes, same order) and no other source names the GMT900 HD gearboxes, so it may be a Classic carryover; GM Authority's LMM engine page pairs the 2007.5–2010 LMM with the Allison 1000 automatic or a ZF S6-650 6 speed manual, neither of which is this code; both readings kept

the 2014 guide calls it the Allison 1000 6 speed automatic; requires LML in 2014

GM Authority's LML engine page pairs the 2011–2016 Silverado HD LML with the MW7 (LCT 1000); no GM list in the repository covers 2011–2013

the 2014 guide calls it a heavy-duty 6 speed automatic with tow/haul mode; requires L96 in 2014

printed in the 2007–2008 lists only; the 2009 list prints NQF; disputed: the 2007 and 2008 new-body Silverado lists print it in the heavy-duty half, but that half repeats the 2007 Silverado 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

printed in the 2007–2008 lists only; the 2009 list prints NQG; disputed: the 2007 and 2008 new-body Silverado lists print it in the heavy-duty half, but that half repeats the 2007 Silverado 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

printed in the 2007–2008 lists only; disputed: the 2007 and 2008 new-body Silverado lists print it in the heavy-duty half, but that half repeats the 2007 Silverado 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

the 2014 guide describes rotary dial control; only in: 4WD

the 2014 guide describes a floor-mounted shifter; only in: 4WD

the 2014 guide words it as a heavy-duty automatic locking rear differential

the 2014 guide adds that it widens the axle by 8 inches to 74 inches

GM prints Spot in the 2007–2009 lists, a misprint for Sport; the 2014 guide calls it the Skid Plate Package and requires 4WD

LT; 6-way power driver seat (AG1), steering wheel audio controls (UK3), UUI audio, Bluetooth (UPF) and front fog lamps (T96); the Sierra HD doc reads PCM as the GMC preferred package

LT; power-adjustable pedals (JF4), Universal Home Remote (UG1), remote vehicle starter (AP3) and rear-window defogger (C49)

as the Silverado GMT900 doc; the 2007 list does not print it

the 2014 guide calls it the heavy-duty handling/trailering suspension package; standard

standard on the 2014 3500HD chassis cab

the 2014 guide adds driver and front passenger express-down

the 2014 guide describes a 60/40 folding rear bench; only in: crew cab

the 2014 guide describes a 40/20/40 split bench; Work Truck: S

the 2014 guide describes a 6-way power driver seat adjuster

the 2014 guide describes a 6-way power passenger seat adjuster; comes only with A95

the 2009 list adds do not use after the 2009 model year, but the 2014 guide prints it (remote vehicle starter system, with PCW)

a second reading: the 2014 guide prints it as a remote vehicle starter prep package with remote keyless entry and content theft alarm; the 2009 list reads extended range remote entry

the 2009 list adds do not use after the 2009 model year

the 2014 guide describes a 40/20/40 split bench with a lockable storage compartment; LT

the 2014 guide describes black rubberized vinyl

fill hose and elbows for service body upfits, shipped loose in the cab

the 2014 guide describes single-zone manual air conditioning

the 2014 guide gives it with the front bucket seats on crew cab models

the 2014 guide calls it auto-dimming

the 2014 guide describes black vertical camper-style mirrors with spotter glass; Work Truck: S

the Silverado HD GMT800 doc reads Right as a misprint for Rear (storage box, rear underseat)

the 2014 guide describes heated power vertical camper mirrors with integrated turn signals

the 2014 chassis cab guide prints it without the dual rear wheel wording; standard

comes only with PCW in 2014

the 2007 list misprints 12,300 as 123000; the 2007–2008 lists add duplicate with JH9

the 2014 guide calls it the integrated trailer brake controller

comes only with LML

the 2014 guide calls it dual 125 amp alternators; requires LML

the 2014 guide calls it a 125 amp alternator

the 2014 guide calls it a 160 amp alternator; requires L96

not with L96

standard

the 2007–2008 lists give an 18 gallon tank and the 2009 list a 23 gallon tank (the Silverado GMT900 doc's reading)

with the standard PYW steel wheels; not with RS7

the 2014 guide prints it as power take off engine control provisions, only with MW7 and LML

the Sierra HD doc reads painted steel wheels with painted center caps; the Chevrolet 2014 chassis cab guide prints no center caps; standard

standard on the 2014 chassis cab

only in: crew cab

the 2009 list prints it with the delete wording of T78; the reading here is the corpus majority

comes with PCM; a free-flow option on fleet and government orders

not with LML in 2014

the 2014 guide describes roof-mounted lamp or beacon wiring; comes with VYU

the 2014 guide prints a center high-mounted stop lamp and cargo lamp delete; standard on 4WD, not on 2WD

comes only with LML in 2014

the 2014 guide describes smoked amber roof marker lamps

the 2014 guide calls it SiriusXM Satellite Radio, delete; fleet and government orders

the 2014 guide calls it SiriusXM Satellite Radio

the 2014 guide calls it OnStar, delete; fleet and government orders

the list prints G.P.S. 1; the 2014 guide calls it OnStar

not with LML in 2014

the 2014 guide calls it Universal Home Remote; comes with PCW

the 2014 guide describes steering wheel mounted audio controls

the 2009 list adds do not use after model year 2010 (use ULD)

the 2014 guide calls it Bluetooth for phone

the 2014 guide describes a Bose system with subwoofer; crew cab with A95

the 2014 guide describes an AM/FM stereo with MP3 compatible CD player

comes only with the remote vehicle starter system

comes only with PCM

the 2014 guide describes a one-piece cold-weather grille and bumper cover for the diesel

the 2014 guide describes a chrome grille surround

the 2014 guide calls them front recovery hooks

the 2014 guide describes a chrome front bumper

the 2014 guide calls it the Snow Plow Prep Package; only in: 4WD

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 Silverado Classic list's

with QQO; the spare wheel does not match the road wheels

the 2014 guide prints it as the chassis cab body; standard

with QZT; the spare wheel does not match the road wheels

the Sierra HD doc's GMC guides name it Steel Gray Metallic

the Sierra HD doc reads it Onyx Black

the Sierra HD doc's GMC guides name it Stealth Gray Metallic

the Sierra HD doc's GMC guides name it Sonoma Red Metallic

the Sierra HD doc's GMC guides name it Fire Red

the Sierra HD doc's GMC guides name it Quicksilver Metallic

the Sierra HD doc's GMC guides name it Heritage Blue Metallic

leather-appointed front seats; LT

premium cloth; LT

the list marks it (I) (00)

the list marks it (I) (07)

leather-appointed front seats with the Light Cashmere/Dark Cashmere interior; LT

LT; the Sierra HD doc reads Very Dark Cashmere/Light Cashmere

the list marks it (I) (06)

leather-appointed front seats with the Light Titanium/Dark Titanium interior; LT

Light Titanium/Dark Titanium premium cloth; LT

the list marks it (I) (06)

the list prints Light Titanium/Ebony (I)

Work Truck; with manual driver lumbar (AM1)

the list marks it (I) (08)

Dark Titanium vinyl; Work Truck: S; requires BG9

used until the stock ran out, before the new 2009 exhaust with a swirl device (GM misspells swirl)

the Silverado Classic list of 2007 prints it as BL4

the 2009 list adds do not release parts to this option

the 2009 list adds do not release parts to this option

the 2009 list adds do not release parts to this option

the 2009 list adds do not release parts to this option

lets a dealer in a California-emissions state order federal emissions

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

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

the lists add use 2003 model year

the list adds do not use after 2009 global/new major programs

The lists also print the GMC market-brand code, which this doc leaves out.