Buick · 2016-2020

Envision — D2XX, imported from China (2016–2020)

envision · envision base · envision preferred · envision essence · envision premium · envision premium ii

202 option rows 202 RPO codes 5 model years

99% Factory-verified

✓ Factory-verified · 199
● Confirmed · 0
◑ Single-source · 3
⚠ Disputed · 0

Applicable options

Documented RPO codes

Have a VIN? Decode it at DecodeThis

Model year

Show internal codes (7)

Envision — D2XX, imported from China (2016–2020) RPO codes
Code	Option	Years	Notes & factory source	Confidence
Engines
LCV	Engine, 2.5L DOHC 4-cylinder, SIDI, variable valve timing (VVT), 197 hp	2017–2020	2019: 1SV, 1SD, 1SL: S; 197 hp at 6300 rpm and 192 lb-ft at 4400 rpm; the 2017 and 2018 guides add E85 capability; 2020: GM Authority's 2020 page, with MHG and a 3.50 axle GM factory document — 2017 buick envision order guide copy gm authority, p.6, p.21. GM factory document — 2018 buick envision order guide copy gm authority, p.6, p.20. GM factory document — 2019 buick envision order guide copy gm authority, p.6, p.23.	Factory-verified
LTG	Engine, 2.0L turbo DOHC 4-cylinder, SIDI, variable valve timing (VVT), 252 hp	2016–2020	1SN, 1SP: S; the 2016–2018 guides give 260 lb-ft at 2000 rpm, the 2019 guide (from April 2018) and GM Authority's 2020 page 295 lb-ft at 3000 rpm; 2020: GM Authority's 2020 page GM factory document — 2016 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2017 buick envision order guide copy gm authority, p.6, p.21. GM factory document — 2018 buick envision order guide copy gm authority, p.6, p.20. GM factory document — 2019 buick envision order guide copy gm authority, p.6, p.23.	Factory-verified
Transmissions
M2D	Transmission, 6 speed automatic, electronically controlled, with driver shift control	2016–2018	1SN, 1SP: S; with LTG; the 2019 guide shows M3T in its place GM factory document — 2016 buick envision order guide copy gm authority, p.5, p.17. GM factory document — 2017 buick envision order guide copy gm authority, p.6, p.22. GM factory document — 2018 buick envision order guide copy gm authority, p.6, p.20.	Factory-verified
M3D	Transmission, 9 speed automatic	2020	with LTG; 2020 rests only on GM Authority's 2020 page, which names M3D; GM's 2019 guide prints M3T for the LTG's 9 speed	Single-source
M3T	Transmission, 9 speed automatic	2019	1SN, 1SP: S; with LTG; printed as new GM factory document — 2019 buick envision order guide copy gm authority, p.7, p.24.	Factory-verified
MHG	Transmission, 6 speed automatic, electronically controlled, with driver shift control	2017–2020	2019: 1SV, 1SD, 1SL: S; with LCV; 2020: GM Authority's 2020 page GM factory document — 2017 buick envision order guide copy gm authority, p.6, p.22. GM factory document — 2018 buick envision order guide copy gm authority, p.6, p.20. GM factory document — 2019 buick envision order guide copy gm authority, p.7, p.24.	Factory-verified
Axles
F46	Drivetrain, all-wheel drive	2016–2019	1SN, 1SP: S; 1SD, 1SL: S on the all-wheel-drive models (4XY26, 4XZ26) GM factory document — 2016 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2017 buick envision order guide copy gm authority, p.6, p.20. GM factory document — 2018 buick envision order guide copy gm authority, p.5, p.19. GM factory document — 2019 buick envision order guide copy gm authority, p.6, p.22.	Factory-verified
FJM	Axle, 3.50 final drive ratio	2017, 2019	2019: 1SV, 1SD, 1SL: S (the LCV models); the 2018 guide prints no axle ratio for them; GM Authority's 2020 page gives the 3.50 ratio without the code GM factory document — 2017 buick envision order guide copy gm authority, p.5, p.20. GM factory document — 2019 buick envision order guide copy gm authority, p.6, p.22.	Factory-verified
FWD	Drivetrain, front-wheel drive	2017–2019	2019: 1SV: S; 1SD, 1SL: S on the front-wheel-drive models (4XR26, 4XS26) GM factory document — 2017 buick envision order guide copy gm authority, p.6, p.20. GM factory document — 2018 buick envision order guide copy gm authority, p.5, p.19. GM factory document — 2019 buick envision order guide copy gm authority, p.6, p.22.	Factory-verified
FXP	Axle, 3.17 final drive ratio	2016–2019	1SN, 1SP: S (the LTG models); GM Authority's 2020 page gives the 3.17 ratio without the code GM factory document — 2016 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2017 buick envision order guide copy gm authority, p.5, p.20. GM factory document — 2018 buick envision order guide copy gm authority, p.5, p.19. GM factory document — 2019 buick envision order guide copy gm authority, p.6, p.22.	Factory-verified
G99	Differential, rear, automatic locking, twin clutch all-wheel-drive system	2016–2019	1SN, 1SP: S GM factory document — 2016 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2017 buick envision order guide copy gm authority, p.6, p.20. GM factory document — 2018 buick envision order guide copy gm authority, p.5, p.19. GM factory document — 2019 buick envision order guide copy gm authority, p.6, p.22.	Factory-verified
Packages & Trims
1SD	Equipment group 1SD, Preferred	2017–2020	front- and all-wheel drive (4XR26, 4XY26); the 2017 guide and GM Authority's 2017 page call it Convenience; the NICB manuals list Preferred from 2017; 2020: GM Authority's article on the 2020 Espresso Metallic paint GM factory document — 2017 buick envision order guide copy gm authority, p.1. GM factory document — 2018 buick envision order guide copy gm authority, p.1. GM factory document — 2019 buick envision order guide copy gm authority, p.1.	Factory-verified
1SL	Equipment group 1SL, Essence	2017–2020	front- and all-wheel drive (4XS26, 4XZ26); the 2017 guide and GM Authority's 2017 page call it Leather; 2020: GM Authority's Espresso Metallic article GM factory document — 2017 buick envision order guide copy gm authority, p.1. GM factory document — 2018 buick envision order guide copy gm authority, p.1. GM factory document — 2019 buick envision order guide copy gm authority, p.1.	Factory-verified
1SN	Equipment group 1SN, Premium	2016–2020	only in: all-wheel drive (4XT26); the 2016 and 2017 guides call it Premium I; 2020: GM Authority's Espresso Metallic article GM factory document — 2016 buick envision order guide copy gm authority, p.1. GM factory document — 2017 buick envision order guide copy gm authority, p.1. GM factory document — 2018 buick envision order guide copy gm authority, p.1. GM factory document — 2019 buick envision order guide copy gm authority, p.1.	Factory-verified
1SP	Equipment group 1SP, Premium II	2016–2020	only in: all-wheel drive (4XU26); 2020: GM Authority's Espresso Metallic article GM factory document — 2016 buick envision order guide copy gm authority, p.1. GM factory document — 2017 buick envision order guide copy gm authority, p.1. GM factory document — 2018 buick envision order guide copy gm authority, p.1. GM factory document — 2019 buick envision order guide copy gm authority, p.1.	Factory-verified
1SV	Equipment group 1SV, Envision (base)	2018–2020	only in: front-wheel drive (4XR26); the trim headings print 1SV1, footnote 1: not available with fleet or government order types; the color and trim pages print 1SV bare; GM Authority's 2017 page lists a base Envision without the code; 2020: GM Authority's Espresso Metallic article GM factory document — 2018 buick envision order guide copy gm authority, p.21. GM factory document — 2019 buick envision order guide copy gm authority, p.26.	Factory-verified
KSG	Driver Confidence Package	2016–2019	1SP: O; includes adaptive cruise control, Surround Vision (UVH) and front automatic braking (UGN), which the 2019 guide calls forward automatic braking GM factory document — 2016 buick envision order guide copy gm authority, p.10. GM factory document — 2017 buick envision order guide copy gm authority, p.12. GM factory document — 2018 buick envision order guide copy gm authority, p.12. GM factory document — 2019 buick envision order guide copy gm authority, p.13.	Factory-verified
PCH	LPO, Hit The Road Package	2016–2018	2018: 1SL, 1SN, 1SP: O, dealer-installed; includes integrated cargo liner (CAV), body-color splash guards (VRV) and roof rack cross rails (VLL); 2016: not with Saffron Red Metallic (GFT); 2018: not with PDH or S6W GM factory document — 2016 buick envision order guide copy gm authority, p.11. GM factory document — 2017 buick envision order guide copy gm authority, p.14. GM factory document — 2018 buick envision order guide copy gm authority, p.14.	Factory-verified
PCK	LPO, Interior Luxury Package	2016–2019	2019: 1SD, 1SL, 1SN, 1SP: O, dealer-installed; includes illuminated front door sill plates (S0M) and premium carpeted floor mats (VYW); not with PDH from 2017 or RIA from 2018 GM factory document — 2016 buick envision order guide copy gm authority, p.11. GM factory document — 2017 buick envision order guide copy gm authority, p.14. GM factory document — 2018 buick envision order guide copy gm authority, p.14. GM factory document — 2019 buick envision order guide copy gm authority, p.15.	Factory-verified
PCX	LPO, Envision Appearance Package	2019	1SN, 1SP: O, dealer-installed; added to the guide April 30, 2018; includes molded assist steps (VXW) and 19 inch wheels (SEF) GM factory document — 2019 buick envision order guide copy gm authority, p.20.	Factory-verified
PCZ	LPO, Active Package	2019	1SD, 1SL, 1SN, 1SP: O, dealer-installed; includes integrated cargo liner (CAV) and Trailering Package (SDE); not with S6W GM factory document — 2019 buick envision order guide copy gm authority, p.15.	Factory-verified
PDA	LPO, Road Trip Package	2019	1SL, 1SN, 1SP: O, dealer-installed; includes all-weather floor mats (VAV) and roof rack cross rails (VLL); not with RIA or PDH GM factory document — 2019 buick envision order guide copy gm authority, p.15.	Factory-verified
PDD	LPO, Cargo Package	2016–2019	2019: 1SD, 1SL, 1SN, 1SP: O, dealer-installed; includes cargo shade (VRS) and cargo net (W2D) GM factory document — 2016 buick envision order guide copy gm authority, p.11. GM factory document — 2017 buick envision order guide copy gm authority, p.14. GM factory document — 2018 buick envision order guide copy gm authority, p.14. GM factory document — 2019 buick envision order guide copy gm authority, p.15.	Factory-verified
PDH	LPO, Buick Interior Protection Package	2016–2019	2019: 1SD, 1SL, 1SN, 1SP: O, dealer-installed; includes all-weather floor mats (VAV) and all-weather cargo mat (VLI); not with PCK from 2017, with PCH on 1SL, 1SN and 1SP in 2017 and 2018, with RIA from 2018 or with PDA in 2019 GM factory document — 2016 buick envision order guide copy gm authority, p.11. GM factory document — 2017 buick envision order guide copy gm authority, p.14. GM factory document — 2018 buick envision order guide copy gm authority, p.14. GM factory document — 2019 buick envision order guide copy gm authority, p.15.	Factory-verified
PDY	LPO, Roadside Safety Package	2019	1SD, 1SL, 1SN, 1SP: O, dealer-installed; added to the guide April 9, 2018; includes first aid kit (RYT) and highway safety kit (S08) GM factory document — 2019 buick envision order guide copy gm authority, p.16.	Factory-verified
Equipment
4G7	Wheel, spare, 17 inch steel	2019	all trims: S GM factory document — 2019 buick envision order guide copy gm authority, p.6, p.21.	Factory-verified
4GO	Wheel, spare, 17 inch steel	2016–2018	all trims: S; letter O in the code as GM prints it; GM prints no zero form GM factory document — 2016 buick envision order guide copy gm authority, p.4, p.15. GM factory document — 2017 buick envision order guide copy gm authority, p.5, p.19. GM factory document — 2018 buick envision order guide copy gm authority, p.5, p.18.	Factory-verified
A45	Memory settings, driver seat and outside rearview mirror presets	2016–2019	2019: 1SL, 1SN, 1SP: S; the 2016 and 2017 guides add driver personalization GM factory document — 2016 buick envision order guide copy gm authority, p.2, p.12. GM factory document — 2017 buick envision order guide copy gm authority, p.3, p.15. GM factory document — 2018 buick envision order guide copy gm authority, p.3, p.15. GM factory document — 2019 buick envision order guide copy gm authority, p.3, p.16.	Factory-verified
A63	Seat, rear, 60/40 split-folding, reclining and sliding	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.3, p.13. GM factory document — 2017 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2018 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2019 buick envision order guide copy gm authority, p.4, p.18.	Factory-verified
A9U	Seat, rear, one-touch flat-folding, with release levers in the cargo area	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.3, p.13. GM factory document — 2017 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2018 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2019 buick envision order guide copy gm authority, p.4, p.18.	Factory-verified
AED	Window, power, front passenger express-down	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.3, p.13. GM factory document — 2017 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2018 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2019 buick envision order guide copy gm authority, p.5, p.18.	Factory-verified
AEQ	Windows, power, rear, express-down	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.3, p.13. GM factory document — 2017 buick envision order guide copy gm authority, p.4, p.17. GM factory document — 2018 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2019 buick envision order guide copy gm authority, p.5, p.19.	Factory-verified
AG1	Seat adjuster, driver, 8-way power, with power lumbar	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.3, p.13. GM factory document — 2017 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2018 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2019 buick envision order guide copy gm authority, p.4, p.18.	Factory-verified
AG2	Seat adjuster, front passenger, 8-way power, with power lumbar	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.3, p.13. GM factory document — 2017 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2018 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2019 buick envision order guide copy gm authority, p.4, p.18.	Factory-verified
AHR	Head restraints, front, 4-way adjustable, up and down and fore and aft	2016–2017, 2019	all trims: S; the 2018 guide does not print the code GM factory document — 2016 buick envision order guide copy gm authority, p.2, p.11. GM factory document — 2017 buick envision order guide copy gm authority, p.2, p.13. GM factory document — 2019 buick envision order guide copy gm authority, p.2, p.14.	Factory-verified
AJW	Glass, laminated, front doors	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.4, p.14. GM factory document — 2017 buick envision order guide copy gm authority, p.5, p.18. GM factory document — 2018 buick envision order guide copy gm authority, p.4, p.17. GM factory document — 2019 buick envision order guide copy gm authority, p.5, p.20.	Factory-verified
AKK	Glass, windshield, acoustic laminated	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.4, p.14. GM factory document — 2017 buick envision order guide copy gm authority, p.5, p.18. GM factory document — 2018 buick envision order guide copy gm authority, p.4, p.17. GM factory document — 2019 buick envision order guide copy gm authority, p.5, p.20.	Factory-verified
AKO	Glass, deep-tinted	2016–2019	all trims: S; letter O in the code as GM prints it; GM prints no zero form GM factory document — 2016 buick envision order guide copy gm authority, p.4, p.14. GM factory document — 2017 buick envision order guide copy gm authority, p.5, p.18. GM factory document — 2018 buick envision order guide copy gm authority, p.4, p.17. GM factory document — 2019 buick envision order guide copy gm authority, p.5, p.20.	Factory-verified
AL0	Air bag, passenger sensing system, front passenger and child presence detector	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.1, p.10. GM factory document — 2017 buick envision order guide copy gm authority, p.1, p.12. GM factory document — 2018 buick envision order guide copy gm authority, p.1, p.12. GM factory document — 2019 buick envision order guide copy gm authority, p.1, p.13.	Factory-verified
AR9	Seats, front bucket	2016–2019	all trims: S; cloth with leatherette on 1SV and 1SD, perforated leather-appointed on 1SL, 1SN and 1SP (color and trim pages) GM factory document — 2016 buick envision order guide copy gm authority, p.3, p.13. GM factory document — 2017 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2018 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2019 buick envision order guide copy gm authority, p.4, p.18.	Factory-verified
ATH	Keyless open, extended range, with keyless start (BTM) and automatic door lock and unlock	2016–2019	all trims: S; the 2016 and 2017 guides call it E-Z Key passive entry GM factory document — 2016 buick envision order guide copy gm authority, p.2, p.11. GM factory document — 2017 buick envision order guide copy gm authority, p.2, p.13. GM factory document — 2018 buick envision order guide copy gm authority, p.2, p.13. GM factory document — 2019 buick envision order guide copy gm authority, p.2, p.14.	Factory-verified
AU3	Door locks, power, programmable, with lockout protection	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.1, p.11. GM factory document — 2017 buick envision order guide copy gm authority, p.2, p.13. GM factory document — 2018 buick envision order guide copy gm authority, p.2, p.13. GM factory document — 2019 buick envision order guide copy gm authority, p.2, p.14.	Factory-verified
AUJ	Air bags, frontal (single-stage driver, dual-stage front passenger), driver and front passenger knee, front and rear seat-mounted side impact and roof-rail for outboard seats	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.1, p.10. GM factory document — 2017 buick envision order guide copy gm authority, p.1, p.12. GM factory document — 2018 buick envision order guide copy gm authority, p.1, p.12. GM factory document — 2019 buick envision order guide copy gm authority, p.1, p.13.	Factory-verified
AXG	Window, power, driver express-up and down	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.3, p.13. GM factory document — 2017 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2018 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2019 buick envision order guide copy gm authority, p.5, p.18.	Factory-verified
B34	Floor mats, carpeted, front	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.2, p.11. GM factory document — 2017 buick envision order guide copy gm authority, p.2, p.13. GM factory document — 2018 buick envision order guide copy gm authority, p.2, p.13. GM factory document — 2019 buick envision order guide copy gm authority, p.2, p.14.	Factory-verified
B35	Floor mats, carpeted, rear	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.2, p.11. GM factory document — 2017 buick envision order guide copy gm authority, p.2, p.13. GM factory document — 2018 buick envision order guide copy gm authority, p.2, p.13. GM factory document — 2019 buick envision order guide copy gm authority, p.2, p.14.	Factory-verified
BTM	Keyless start, push button	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.2, p.11. GM factory document — 2017 buick envision order guide copy gm authority, p.2, p.14. GM factory document — 2018 buick envision order guide copy gm authority, p.2, p.13. GM factory document — 2019 buick envision order guide copy gm authority, p.2, p.14.	Factory-verified
BTT	Remote panic alarm	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.3, p.12. GM factory document — 2017 buick envision order guide copy gm authority, p.3, p.16. GM factory document — 2018 buick envision order guide copy gm authority, p.3, p.15. GM factory document — 2019 buick envision order guide copy gm authority, p.4, p.18.	Factory-verified
BTV	Remote vehicle starter system	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.3, p.12. GM factory document — 2017 buick envision order guide copy gm authority, p.3, p.15. GM factory document — 2018 buick envision order guide copy gm authority, p.3, p.15. GM factory document — 2019 buick envision order guide copy gm authority, p.4, p.18.	Factory-verified
C3U	Moonroof, power, panoramic, tilt-sliding	2016–2019	2019: 1SL, 1SN, 1SP: O GM factory document — 2016 buick envision order guide copy gm authority, p.12. GM factory document — 2017 buick envision order guide copy gm authority, p.15. GM factory document — 2018 buick envision order guide copy gm authority, p.15. GM factory document — 2019 buick envision order guide copy gm authority, p.16.	Factory-verified
C4Q	GVWR, 5070 lbs (2300 kg)	2017–2019	2019: 1SV: S; 1SD, 1SL: S on the front-wheel-drive models GM factory document — 2017 buick envision order guide copy gm authority, p.6, p.21. GM factory document — 2018 buick envision order guide copy gm authority, p.6, p.20. GM factory document — 2019 buick envision order guide copy gm authority, p.7, p.23.	Factory-verified
C9B	Lighting, interior ambient, instrument panel and front door trim	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.2, p.11. GM factory document — 2017 buick envision order guide copy gm authority, p.3, p.14. GM factory document — 2018 buick envision order guide copy gm authority, p.2, p.13. GM factory document — 2019 buick envision order guide copy gm authority, p.3, p.15.	Factory-verified
CAV	LPO, integrated cargo liner	2019	1SD, 1SL, 1SN, 1SP: O, dealer-installed; also in PCZ; the 2016–2018 guides sell it only inside PCH (2016 p.11, 2017 p.14, 2018 p.14: included and only available with PCH), so those years are left out GM factory document — 2019 buick envision order guide copy gm authority, p.16.	Factory-verified
CE1	Wipers, front, intermittent, Rainsense	2016–2019	1SN, 1SP: S GM factory document — 2016 buick envision order guide copy gm authority, p.4, p.15. GM factory document — 2017 buick envision order guide copy gm authority, p.5, p.19. GM factory document — 2018 buick envision order guide copy gm authority, p.5, p.18. GM factory document — 2019 buick envision order guide copy gm authority, p.6, p.21.	Factory-verified
CJ2	Air conditioning, dual-zone automatic climate control, individual driver and front passenger settings	2017–2019	2019: 1SV, 1SD: S GM factory document — 2017 buick envision order guide copy gm authority, p.1, p.12. GM factory document — 2018 buick envision order guide copy gm authority, p.1, p.12. GM factory document — 2019 buick envision order guide copy gm authority, p.1, p.13.	Factory-verified
CJ4	Air conditioning, tri-zone automatic climate control, individual driver, front passenger and rear seat settings	2016–2019	2019: 1SL, 1SN, 1SP: S GM factory document — 2016 buick envision order guide copy gm authority, p.1, p.10. GM factory document — 2017 buick envision order guide copy gm authority, p.1, p.12. GM factory document — 2018 buick envision order guide copy gm authority, p.1, p.12. GM factory document — 2019 buick envision order guide copy gm authority, p.1, p.13.	Factory-verified
CKC	GVWR, 5247 lbs (2380 kg)	2016–2019	1SN, 1SP: S; 1SD, 1SL: S on the all-wheel-drive models GM factory document — 2016 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2017 buick envision order guide copy gm authority, p.6, p.21. GM factory document — 2018 buick envision order guide copy gm authority, p.6, p.20. GM factory document — 2019 buick envision order guide copy gm authority, p.7, p.23.	Factory-verified
D7A	Door handles, body-color, with chrome strip	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.4, p.14. GM factory document — 2017 buick envision order guide copy gm authority, p.4, p.18. GM factory document — 2018 buick envision order guide copy gm authority, p.4, p.17. GM factory document — 2019 buick envision order guide copy gm authority, p.5, p.20.	Factory-verified
DD8	Mirror, inside rearview, auto-dimming	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.2, p.12. GM factory document — 2017 buick envision order guide copy gm authority, p.3, p.15. GM factory document — 2018 buick envision order guide copy gm authority, p.3, p.15. GM factory document — 2019 buick envision order guide copy gm authority, p.3, p.16.	Factory-verified
DWL	Mirrors, outside, heated, power-adjustable, auto-dimming, body-color, manual-folding, with turn signal indicators	2016–2019	all trims: S; the 2019 guide limits auto-dimming to the driver side GM factory document — 2016 buick envision order guide copy gm authority, p.4, p.14. GM factory document — 2017 buick envision order guide copy gm authority, p.5, p.18. GM factory document — 2018 buick envision order guide copy gm authority, p.5, p.17. GM factory document — 2019 buick envision order guide copy gm authority, p.6, p.20.	Factory-verified
EA1	Map pocket, driver seatback	2019	all trims: S GM factory document — 2019 buick envision order guide copy gm authority, p.3, p.16.	Factory-verified
EA2	Map pocket, front passenger seatback	2019	all trims: S GM factory document — 2019 buick envision order guide copy gm authority, p.3, p.16.	Factory-verified
ENL	Engine control, stop-start system override	2019	all trims: S; printed as new GM factory document — 2019 buick envision order guide copy gm authority, p.7, p.23.	Factory-verified
FX3	StabiliTrak stability control system, with traction control	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.5, p.17. GM factory document — 2017 buick envision order guide copy gm authority, p.6, p.22. GM factory document — 2018 buick envision order guide copy gm authority, p.6, p.20. GM factory document — 2019 buick envision order guide copy gm authority, p.7, p.24.	Factory-verified
GNA	Suspension, front, MacPherson strut	2017–2019	2019: 1SV, 1SD, 1SL: S GM factory document — 2017 buick envision order guide copy gm authority, p.6, p.22. GM factory document — 2018 buick envision order guide copy gm authority, p.6, p.20. GM factory document — 2019 buick envision order guide copy gm authority, p.7, p.24.	Factory-verified
GNB	Suspension, front, HiPer Strut	2016–2019	1SN, 1SP: S GM factory document — 2016 buick envision order guide copy gm authority, p.5, p.17. GM factory document — 2017 buick envision order guide copy gm authority, p.6, p.22. GM factory document — 2018 buick envision order guide copy gm authority, p.6, p.20. GM factory document — 2019 buick envision order guide copy gm authority, p.7, p.24.	Factory-verified
GNC	Suspension, rear, 4-link	2018–2019	all trims: S GM factory document — 2018 buick envision order guide copy gm authority, p.6, p.20. GM factory document — 2019 buick envision order guide copy gm authority, p.7, p.24.	Factory-verified
IO5	Audio system, Buick IntelliLink (Buick Infotainment System from 2018), AM/FM stereo and SiriusXM, 8 inch diagonal color touch screen	2016–2019	2019: 1SV, 1SD, 1SL, 1SN: S; letter O in the code as GM prints it; GM prints no zero form; the 2016 guide adds a CD/MP3 player and SD card reader, the 2017–2019 guides Apple CarPlay and Android Auto GM factory document — 2016 buick envision order guide copy gm authority, p.1, p.10. GM factory document — 2017 buick envision order guide copy gm authority, p.1, p.12. GM factory document — 2018 buick envision order guide copy gm authority, p.1, p.12. GM factory document — 2019 buick envision order guide copy gm authority, p.1, p.13.	Factory-verified
IO6	Audio system, Buick IntelliLink (Buick Infotainment System from 2018), with navigation, AM/FM stereo	2016–2019	2019: 1SL, 1SN: O; 1SP: S; letter O in the code as GM prints it; GM prints no zero form; the 2016 and 2017 guides add SiriusXM and an 8 inch diagonal color touch screen, the 2016 guide a CD/MP3 player and SD card reader, the 2017–2019 guides Apple CarPlay and Android Auto GM factory document — 2016 buick envision order guide copy gm authority, p.1, p.10. GM factory document — 2017 buick envision order guide copy gm authority, p.1, p.12. GM factory document — 2018 buick envision order guide copy gm authority, p.1, p.12. GM factory document — 2019 buick envision order guide copy gm authority, p.1, p.13.	Factory-verified
J17	Brakes, 4-wheel antilock, 4-wheel disc, 17 inch front and 16 inch rear	2017–2018	2018: 1SV, 1SD, 1SL: S GM factory document — 2017 buick envision order guide copy gm authority, p.6, p.20. GM factory document — 2018 buick envision order guide copy gm authority, p.5, p.19.	Factory-verified
J61	Brakes, 4-wheel antilock, 4-wheel disc, 17 inch front and rear	2016–2019	2016–2018: 1SN, 1SP: S; 2019: all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2017 buick envision order guide copy gm authority, p.6, p.20. GM factory document — 2018 buick envision order guide copy gm authority, p.5, p.19. GM factory document — 2019 buick envision order guide copy gm authority, p.6, p.22.	Factory-verified
J71	Brake, parking, electronic	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2017 buick envision order guide copy gm authority, p.5, p.20. GM factory document — 2018 buick envision order guide copy gm authority, p.5, p.19. GM factory document — 2019 buick envision order guide copy gm authority, p.6, p.22.	Factory-verified
JJ2	Brake lining, high-performance	2019	all trims: S GM factory document — 2019 buick envision order guide copy gm authority, p.6, p.22.	Factory-verified
JNK	Recovery hooks, front	2018–2019	all trims: S GM factory document — 2018 buick envision order guide copy gm authority, p.5, p.18. GM factory document — 2019 buick envision order guide copy gm authority, p.6, p.21.	Factory-verified
K34	Cruise control, electronic, with set and resume speed	2016–2019	all trims: S; on 1SP the 2016 and 2017 guides make it upgradeable to adaptive cruise control with KSG, and the 2019 guide says not with KSG GM factory document — 2016 buick envision order guide copy gm authority, p.1, p.10. GM factory document — 2017 buick envision order guide copy gm authority, p.2, p.13. GM factory document — 2018 buick envision order guide copy gm authority, p.2, p.13. GM factory document — 2019 buick envision order guide copy gm authority, p.2, p.14.	Factory-verified
K4C	Wireless charging	2019	1SP: S; printed as new GM factory document — 2019 buick envision order guide copy gm authority, p.5, p.19.	Factory-verified
KA1	Seats, heated, driver and front passenger	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.3, p.13. GM factory document — 2017 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2018 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2019 buick envision order guide copy gm authority, p.5, p.18.	Factory-verified
KA6	Seats, heated, rear outboard	2016–2019	2019: 1SL, 1SN, 1SP: S GM factory document — 2016 buick envision order guide copy gm authority, p.3, p.13. GM factory document — 2017 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2018 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2019 buick envision order guide copy gm authority, p.5, p.18.	Factory-verified
KB6	Seats, heated and cooled, driver and front passenger	2018–2019	1SP: S GM factory document — 2018 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2019 buick envision order guide copy gm authority, p.5, p.18.	Factory-verified
KB7	Shift control, TAPshift manual	2018–2019	all trims: S; the 2019 guide calls it driver shift control GM factory document — 2018 buick envision order guide copy gm authority, p.6, p.20. GM factory document — 2019 buick envision order guide copy gm authority, p.6, p.22.	Factory-verified
KC5	Power outlet, front auxiliary, 12 volt, center bin	2018	all trims: S GM factory document — 2018 buick envision order guide copy gm authority, p.3, p.15.	Factory-verified
KD4	Power outlet, front auxiliary, 12 volt, center stack	2018	all trims: S GM factory document — 2018 buick envision order guide copy gm authority, p.3, p.15.	Factory-verified
KEM	Air cleaner, ionizing	2019	1SN, 1SP: S; printed as new GM factory document — 2019 buick envision order guide copy gm authority, p.1, p.13.	Factory-verified
KI6	Power outlet, 400 watt, rear of center console	2016–2019	2019: 1SN, 1SP: S; the 2018 guide marks it S on all trims; the 2016 and 2017 guides read 120 volt, the 2018 and 2019 guides 110 volt; letter I in the code as GM prints it (K16 is an air compressor in GM's other lists) GM factory document — 2016 buick envision order guide copy gm authority, p.2, p.12. GM factory document — 2017 buick envision order guide copy gm authority, p.3, p.15. GM factory document — 2018 buick envision order guide copy gm authority, p.3, p.15. GM factory document — 2019 buick envision order guide copy gm authority, p.4, p.17.	Factory-verified
KL9	Engine control, stop-start system	2018–2019	all trims: S GM factory document — 2018 buick envision order guide copy gm authority, p.6, p.20. GM factory document — 2019 buick envision order guide copy gm authority, p.6, p.23.	Factory-verified
KPA	Power outlet, rear auxiliary, 12 volt, console	2018	all trims: S GM factory document — 2018 buick envision order guide copy gm authority, p.3, p.15.	Factory-verified
KU1	Seat, driver, ventilated and cooled	2016–2017	1SP: S GM factory document — 2016 buick envision order guide copy gm authority, p.3, p.13. GM factory document — 2017 buick envision order guide copy gm authority, p.4, p.16.	Factory-verified
KU3	Seat, front passenger, ventilated and cooled	2016–2017	1SP: S GM factory document — 2016 buick envision order guide copy gm authority, p.3, p.13. GM factory document — 2017 buick envision order guide copy gm authority, p.4, p.16.	Factory-verified
N11	Exhaust, single outlet, stainless steel	2017–2018	2018: 1SV, 1SD, 1SL: S GM factory document — 2017 buick envision order guide copy gm authority, p.6, p.21. GM factory document — 2018 buick envision order guide copy gm authority, p.6, p.20.	Factory-verified
N34	Steering wheel, leather-wrapped, 3-spoke	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.3, p.13. GM factory document — 2017 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2018 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2019 buick envision order guide copy gm authority, p.5, p.18.	Factory-verified
NCG	Door locks, rear child security, electrical	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.1, p.11. GM factory document — 2017 buick envision order guide copy gm authority, p.2, p.13. GM factory document — 2018 buick envision order guide copy gm authority, p.2, p.13. GM factory document — 2019 buick envision order guide copy gm authority, p.2, p.14.	Factory-verified
NKC	Noise control system, active noise cancellation	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.2, p.12. GM factory document — 2017 buick envision order guide copy gm authority, p.3, p.15. GM factory document — 2018 buick envision order guide copy gm authority, p.3, p.15. GM factory document — 2019 buick envision order guide copy gm authority, p.3, p.16.	Factory-verified
NWN	Exhaust, hidden, turned down	2019	1SV, 1SD, 1SL: S; printed as new GM factory document — 2019 buick envision order guide copy gm authority, p.7, p.23.	Factory-verified
NWO	Exhaust, dual, stainless steel, with bright tips	2016–2019	1SN, 1SP: S; letter O in the code as GM prints it; NW0 is a 16 inch wheel in GM's other lists, a different part GM factory document — 2016 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2017 buick envision order guide copy gm authority, p.6, p.21. GM factory document — 2018 buick envision order guide copy gm authority, p.6, p.20. GM factory document — 2019 buick envision order guide copy gm authority, p.7, p.23.	Factory-verified
P0G	GM Commercial Link, 1 year of service	2019	1SD, 1SL, 1SN, 1SP: O; requires OnStar (UE1) and a fleet or government order type GM factory document — 2019 buick envision order guide copy gm authority, p.32.	Factory-verified
P0H	GM Commercial Link, 2 years of service	2019	1SD, 1SL, 1SN, 1SP: O; requires OnStar (UE1) and a fleet or government order type GM factory document — 2019 buick envision order guide copy gm authority, p.32.	Factory-verified
P0I	GM Commercial Link, 3 years of service	2019	1SD, 1SL, 1SN, 1SP: O; requires OnStar (UE1) and a fleet or government order type GM factory document — 2019 buick envision order guide copy gm authority, p.33.	Factory-verified
P0J	OnStar Fleet Safety and Security, 21 months added	2019	1SD, 1SL, 1SN, 1SP: O; fleet or government order types; for sales from May 1, 2018 GM factory document — 2019 buick envision order guide copy gm authority, p.28.	Factory-verified
P0K	OnStar Fleet Safety and Security, 33 months added	2019	1SD, 1SL, 1SN, 1SP: O; fleet or government order types; for sales from May 1, 2018 GM factory document — 2019 buick envision order guide copy gm authority, p.28.	Factory-verified
P0L	OnStar Fleet Safety and Security, 45 months added	2019	1SD, 1SL, 1SN, 1SP: O; fleet or government order types; for sales from May 1, 2018 GM factory document — 2019 buick envision order guide copy gm authority, p.28.	Factory-verified
P0M	OnStar Fleet Remote Access, 21 months added	2019	1SD, 1SL, 1SN, 1SP: O; fleet or government order types; for sales from May 1, 2018 GM factory document — 2019 buick envision order guide copy gm authority, p.28.	Factory-verified
P0N	OnStar Fleet Remote Access, 33 months added	2019	1SD, 1SL, 1SN, 1SP: O; fleet or government order types; for sales from May 1, 2018 GM factory document — 2019 buick envision order guide copy gm authority, p.29.	Factory-verified
P0O	OnStar Fleet Remote Access, 45 months added	2019	1SD, 1SL, 1SN, 1SP: O; fleet or government order types; for sales from May 1, 2018 GM factory document — 2019 buick envision order guide copy gm authority, p.29.	Factory-verified
PMA	Seat adjuster, driver thigh support, manual	2016–2019	1SP: S GM factory document — 2016 buick envision order guide copy gm authority, p.3, p.13. GM factory document — 2017 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2018 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2019 buick envision order guide copy gm authority, p.4, p.18.	Factory-verified
PQF	OnStar Protection service, 6 months added, fleet	2017–2019	2019: 1SD, 1SL, 1SN, 1SP: O; fleet or government order types; the 2019 guide limits it to sales through April 30, 2018; 2016 is left out: the 2016 guide prints it only in its RPO code index GM factory document — 2017 buick envision order guide copy gm authority, p.25. GM factory document — 2018 buick envision order guide copy gm authority, p.23. GM factory document — 2019 buick envision order guide copy gm authority, p.29.	Factory-verified
PQG	OnStar Protection service, 18 months added, fleet	2017–2019	2019: 1SD, 1SL, 1SN, 1SP: O; fleet or government order types; the 2019 guide limits it to sales through April 30, 2018; 2016 is left out: the 2016 guide prints it only in its RPO code index GM factory document — 2017 buick envision order guide copy gm authority, p.25. GM factory document — 2018 buick envision order guide copy gm authority, p.23. GM factory document — 2019 buick envision order guide copy gm authority, p.29.	Factory-verified
PQH	OnStar Protection service, 30 months added, fleet	2017–2019	2019: 1SD, 1SL, 1SN, 1SP: O; fleet or government order types; the 2019 guide limits it to sales through April 30, 2018; 2016 is left out: the 2016 guide prints it only in its RPO code index GM factory document — 2017 buick envision order guide copy gm authority, p.25. GM factory document — 2018 buick envision order guide copy gm authority, p.23. GM factory document — 2019 buick envision order guide copy gm authority, p.30.	Factory-verified
PQI	OnStar Security service, 6 months added, fleet	2017–2019	2019: 1SD, 1SL, 1SN, 1SP: O; fleet or government order types; the 2019 guide limits it to sales through April 30, 2018; 2016 is left out: the 2016 guide prints it only in its RPO code index GM factory document — 2017 buick envision order guide copy gm authority, p.25. GM factory document — 2018 buick envision order guide copy gm authority, p.23. GM factory document — 2019 buick envision order guide copy gm authority, p.30.	Factory-verified
PQL	OnStar Security service, 18 months added, fleet	2017–2019	2019: 1SD, 1SL, 1SN, 1SP: O; fleet or government order types; the 2019 guide limits it to sales through April 30, 2018; 2016 is left out: the 2016 guide prints it only in its RPO code index GM factory document — 2017 buick envision order guide copy gm authority, p.26. GM factory document — 2018 buick envision order guide copy gm authority, p.24. GM factory document — 2019 buick envision order guide copy gm authority, p.30.	Factory-verified
PQM	OnStar Security service, 30 months added, fleet	2017–2019	2019: 1SD, 1SL, 1SN, 1SP: O; fleet or government order types; the 2019 guide limits it to sales through April 30, 2018; 2016 is left out: the 2016 guide prints it only in its RPO code index GM factory document — 2017 buick envision order guide copy gm authority, p.26. GM factory document — 2018 buick envision order guide copy gm authority, p.24. GM factory document — 2019 buick envision order guide copy gm authority, p.31.	Factory-verified
PQP	OnStar Fleet Guidance service, 6 months added	2017–2019	2019: 1SD, 1SL, 1SN, 1SP: O; fleet or government order types; the 2019 guide limits it to sales through April 30, 2018; 2016 is left out: the 2016 guide prints it only in its RPO code index GM factory document — 2017 buick envision order guide copy gm authority, p.26. GM factory document — 2018 buick envision order guide copy gm authority, p.24. GM factory document — 2019 buick envision order guide copy gm authority, p.31.	Factory-verified
PQQ	OnStar Fleet Guidance service, 18 months added	2017–2019	2019: 1SD, 1SL, 1SN, 1SP: O; fleet or government order types; the 2019 guide limits it to sales through April 30, 2018; 2016 is left out: the 2016 guide prints it only in its RPO code index GM factory document — 2017 buick envision order guide copy gm authority, p.26. GM factory document — 2018 buick envision order guide copy gm authority, p.24. GM factory document — 2019 buick envision order guide copy gm authority, p.31.	Factory-verified
PQT	OnStar Fleet Guidance service, 30 months added	2017–2019	2019: 1SD, 1SL, 1SN, 1SP: O; fleet or government order types; the 2019 guide limits it to sales through April 30, 2018; 2016 is left out: the 2016 guide prints it only in its RPO code index GM factory document — 2017 buick envision order guide copy gm authority, p.27. GM factory document — 2018 buick envision order guide copy gm authority, p.25. GM factory document — 2019 buick envision order guide copy gm authority, p.32.	Factory-verified
PRD	OnStar Protection service, 42 months added, fleet	2019	1SD, 1SL, 1SN, 1SP: O; fleet or government order types; for sales through April 30, 2018 GM factory document — 2019 buick envision order guide copy gm authority, p.30.	Factory-verified
PRE	OnStar Security service, 42 months added, fleet	2019	1SD, 1SL, 1SN, 1SP: O; fleet or government order types; for sales through April 30, 2018 GM factory document — 2019 buick envision order guide copy gm authority, p.31.	Factory-verified
PRF	OnStar Fleet Guidance service, 42 months added	2019	1SD, 1SL, 1SN, 1SP: O; fleet or government order types; for sales through April 30, 2018 GM factory document — 2019 buick envision order guide copy gm authority, p.32.	Factory-verified
PZW	Wheels, 18 inch, 10-spoke, polished aluminum	2017–2019	1SL: S GM factory document — 2017 buick envision order guide copy gm authority, p.5, p.19. GM factory document — 2018 buick envision order guide copy gm authority, p.5, p.18. GM factory document — 2019 buick envision order guide copy gm authority, p.6, p.21.	Factory-verified
Q8E	Jack, mechanical	2018–2019	all trims: S GM factory document — 2018 buick envision order guide copy gm authority, p.6, p.20. GM factory document — 2019 buick envision order guide copy gm authority, p.7, p.23.	Factory-verified
QCS	Tire, spare, T145/70R17 SL blackwall	2018–2019	all trims: S GM factory document — 2018 buick envision order guide copy gm authority, p.5, p.18. GM factory document — 2019 buick envision order guide copy gm authority, p.6, p.21.	Factory-verified
RIA	LPO, all-weather floor liners	2018–2019	2019: 1SD, 1SL, 1SN, 1SP: O, dealer-installed; printed as new in 2018; not with PCK or PDH, and in 2019 not with PDA on 1SL, 1SN and 1SP; letter I in the code as GM prints it GM factory document — 2018 buick envision order guide copy gm authority, p.14. GM factory document — 2019 buick envision order guide copy gm authority, p.15.	Factory-verified
RQH	Wheels, 18 inch, 10-spoke, painted aluminum	2017–2019	2019: 1SV, 1SD: S GM factory document — 2017 buick envision order guide copy gm authority, p.5, p.19. GM factory document — 2018 buick envision order guide copy gm authority, p.5, p.18. GM factory document — 2019 buick envision order guide copy gm authority, p.6, p.21.	Factory-verified
RR0	Tires, P235/50R19 all-season blackwall	2016–2019	1SN, 1SP: S GM factory document — 2016 buick envision order guide copy gm authority, p.4, p.15. GM factory document — 2017 buick envision order guide copy gm authority, p.5, p.19. GM factory document — 2018 buick envision order guide copy gm authority, p.5, p.18. GM factory document — 2019 buick envision order guide copy gm authority, p.6, p.21.	Factory-verified
RT7	Wheels, 19 inch, 10-spoke aluminum, premium Manoogian Silver finish	2016–2018	1SN, 1SP: S GM factory document — 2016 buick envision order guide copy gm authority, p.4, p.15. GM factory document — 2017 buick envision order guide copy gm authority, p.5, p.19. GM factory document — 2018 buick envision order guide copy gm authority, p.5, p.18.	Factory-verified
RUB	Tires, P225/60R18 all-season blackwall	2017–2019	2019: 1SV, 1SD, 1SL: S GM factory document — 2017 buick envision order guide copy gm authority, p.5, p.19. GM factory document — 2018 buick envision order guide copy gm authority, p.5, p.18. GM factory document — 2019 buick envision order guide copy gm authority, p.6, p.21.	Factory-verified
RWU	LPO, cargo area organizer, collapsible	2019	1SD, 1SL, 1SN, 1SP: O, dealer-installed; added to the guide April 9, 2018 GM factory document — 2019 buick envision order guide copy gm authority, p.15.	Factory-verified
RZA	Wheels, 19 inch aluminum	2019	1SN, 1SP: S; printed as new GM factory document — 2019 buick envision order guide copy gm authority, p.6, p.21.	Factory-verified
S6W	LPO, protective seat cover, rear	2016–2019	2019: 1SD, 1SL, 1SN, 1SP: O, dealer-installed; not with PCH in 2018 or PCZ in 2019 GM factory document — 2016 buick envision order guide copy gm authority, p.12. GM factory document — 2017 buick envision order guide copy gm authority, p.15. GM factory document — 2018 buick envision order guide copy gm authority, p.14. GM factory document — 2019 buick envision order guide copy gm authority, p.16.	Factory-verified
SDE	LPO, Trailering Package, trailer hitch and wiring harness	2016–2017	2017: 1SD, 1SL, 1SN, 1SP: O, dealer-installed; includes the trailer hitch cover (VLG); the 2019 guide sells it only inside PCZ (p.24: included and only available with PCZ), so 2019 is left out GM factory document — 2016 buick envision order guide copy gm authority, p.16. GM factory document — 2017 buick envision order guide copy gm authority, p.21.	Factory-verified
SED	LPO, wheels, 19 inch, ultra-bright machine-faced, Midnight Silver painted pockets	2016–2018	2018: 1SN, 1SP: O; 1SD, 1SL: O on all-wheel-drive models only; dealer-installed GM factory document — 2016 buick envision order guide copy gm authority, p.15. GM factory document — 2017 buick envision order guide copy gm authority, p.19. GM factory document — 2018 buick envision order guide copy gm authority, p.18.	Factory-verified
SEF	LPO, wheels, 19 inch, bright aluminum, Midnight Silver painted pockets	2019	1SN, 1SP: O, also in PCX; 1SD, 1SL: O on the all-wheel-drive model only; dealer-installed GM factory document — 2019 buick envision order guide copy gm authority, p.20.	Factory-verified
SFE	LPO, wheel locks, 4 locks and 1 key	2016–2019	2019: 1SD, 1SL, 1SN, 1SP: O, dealer-installed GM factory document — 2016 buick envision order guide copy gm authority, p.14. GM factory document — 2017 buick envision order guide copy gm authority, p.18. GM factory document — 2018 buick envision order guide copy gm authority, p.17. GM factory document — 2019 buick envision order guide copy gm authority, p.20.	Factory-verified
SIF	LPO, universal tablet holders, set of 2, for second row occupants	2016–2019	2019: 1SD, 1SL, 1SN, 1SP: O, dealer-installed; letter I in the code as GM prints it GM factory document — 2016 buick envision order guide copy gm authority, p.12. GM factory document — 2017 buick envision order guide copy gm authority, p.15. GM factory document — 2018 buick envision order guide copy gm authority, p.14. GM factory document — 2019 buick envision order guide copy gm authority, p.16.	Factory-verified
SIL	LPO, universal tablet holder, powered, with 2 integrated USB power ports, for second row occupants	2019	1SD, 1SL, 1SN, 1SP: O, dealer-installed; not with SIF; added to the guide April 9, 2018 GM factory document — 2019 buick envision order guide copy gm authority, p.16.	Factory-verified
T3U	Fog lamps, front	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.4, p.14. GM factory document — 2017 buick envision order guide copy gm authority, p.4, p.18. GM factory document — 2018 buick envision order guide copy gm authority, p.4, p.17. GM factory document — 2019 buick envision order guide copy gm authority, p.5, p.20.	Factory-verified
T4A	Headlamps, halogen composite, with automatic exterior lamp control	2016–2018	2018: 1SV, 1SD, 1SL, 1SN: S GM factory document — 2016 buick envision order guide copy gm authority, p.4, p.14. GM factory document — 2017 buick envision order guide copy gm authority, p.5, p.18. GM factory document — 2018 buick envision order guide copy gm authority, p.5, p.17.	Factory-verified
T4F	Headlamps, projector beam, high intensity discharge (HID)	2016–2019	2016–2018: 1SP: S; 2019: 1SV, 1SD, 1SL: S GM factory document — 2016 buick envision order guide copy gm authority, p.4, p.14. GM factory document — 2017 buick envision order guide copy gm authority, p.5, p.18. GM factory document — 2018 buick envision order guide copy gm authority, p.5, p.17. GM factory document — 2019 buick envision order guide copy gm authority, p.5, p.20.	Factory-verified
T4L	Headlamps, Bi-LED	2019	1SN, 1SP: S; printed as new GM factory document — 2019 buick envision order guide copy gm authority, p.5, p.20.	Factory-verified
T74	Headlamps, automatic delay	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.4, p.14. GM factory document — 2017 buick envision order guide copy gm authority, p.5, p.18. GM factory document — 2018 buick envision order guide copy gm authority, p.4, p.17. GM factory document — 2019 buick envision order guide copy gm authority, p.5, p.20.	Factory-verified
T83	Headlamp control, automatic on and off	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.4, p.14. GM factory document — 2017 buick envision order guide copy gm authority, p.5, p.18. GM factory document — 2018 buick envision order guide copy gm authority, p.4, p.17. GM factory document — 2019 buick envision order guide copy gm authority, p.5, p.20.	Factory-verified
T95	Headlamps, articulating	2016–2018	1SP: S GM factory document — 2016 buick envision order guide copy gm authority, p.4, p.14. GM factory document — 2017 buick envision order guide copy gm authority, p.5, p.18. GM factory document — 2018 buick envision order guide copy gm authority, p.5, p.17.	Factory-verified
TC2	Liftgate, power, programmable, hands-free open and close	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.4, p.14. GM factory document — 2017 buick envision order guide copy gm authority, p.5, p.18. GM factory document — 2018 buick envision order guide copy gm authority, p.5, p.17. GM factory document — 2019 buick envision order guide copy gm authority, p.5, p.20.	Factory-verified
TDM	Teen Driver mode	2017–2019	all trims: S GM factory document — 2017 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2018 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2019 buick envision order guide copy gm authority, p.5, p.18.	Factory-verified
TG5	Audio system feature, single-slot CD/MP3 player	2016	1SN, 1SP: S; GM Authority's 2017 page lists it as deleted for 2017 GM factory document — 2016 buick envision order guide copy gm authority, p.1, p.10.	Factory-verified
TQ5	Headlamps, IntelliBeam automatic high beam control	2016–2019	1SP: S GM factory document — 2016 buick envision order guide copy gm authority, p.4, p.14. GM factory document — 2017 buick envision order guide copy gm authority, p.5, p.18. GM factory document — 2018 buick envision order guide copy gm authority, p.5, p.17. GM factory document — 2019 buick envision order guide copy gm authority, p.5, p.20.	Factory-verified
TR7	Headlamp control, automatic leveling	2016	1SP: S; GM Authority's 2017 page lists it as deleted for 2017 GM factory document — 2016 buick envision order guide copy gm authority, p.4, p.14.	Factory-verified
U05	Horn, dual-note	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.4, p.14. GM factory document — 2017 buick envision order guide copy gm authority, p.5, p.18. GM factory document — 2018 buick envision order guide copy gm authority, p.5, p.17. GM factory document — 2019 buick envision order guide copy gm authority, p.5, p.20.	Factory-verified
U2K	SiriusXM satellite radio, 3 month trial	2016–2019	all trims: S; not provided on fleet daily rental orders GM factory document — 2016 buick envision order guide copy gm authority, p.1, p.10. GM factory document — 2017 buick envision order guide copy gm authority, p.2, p.13. GM factory document — 2018 buick envision order guide copy gm authority, p.2, p.13. GM factory document — 2019 buick envision order guide copy gm authority, p.2, p.14.	Factory-verified
UC3	Steering wheel controls, audio, phone, Driver Information Center and vehicle controls	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.3, p.13. GM factory document — 2017 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2018 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2019 buick envision order guide copy gm authority, p.5, p.18.	Factory-verified
UD5	Park assist, front and rear, ultrasonic	2016–2019	1SN: S GM factory document — 2016 buick envision order guide copy gm authority, p.4, p.14. GM factory document — 2017 buick envision order guide copy gm authority, p.5, p.19. GM factory document — 2018 buick envision order guide copy gm authority, p.5, p.17. GM factory document — 2019 buick envision order guide copy gm authority, p.6, p.21.	Factory-verified
UD7	Park assist, rear, ultrasonic	2017–2019	2019: 1SV, 1SD, 1SL: S GM factory document — 2017 buick envision order guide copy gm authority, p.5, p.19. GM factory document — 2018 buick envision order guide copy gm authority, p.5, p.17. GM factory document — 2019 buick envision order guide copy gm authority, p.6, p.20.	Factory-verified
UDD	Driver Information Center, enhanced, 4.2 inch multi-color display	2017–2019	2019: 1SV, 1SD, 1SL: S GM factory document — 2017 buick envision order guide copy gm authority, p.2, p.13. GM factory document — 2018 buick envision order guide copy gm authority, p.2, p.13. GM factory document — 2019 buick envision order guide copy gm authority, p.2, p.14.	Factory-verified
UE1	OnStar	2016–2019	all trims: S; the 2016 and 2017 guides give a 6 month Guidance plan, the 2018 guide a limited Guidance plan trial; the 2019 guide prints both that trial (retail sales through April 30, 2018) and OnStar and Buick connected services capability (from May 1, 2018) GM factory document — 2016 buick envision order guide copy gm authority, p.2, p.12. GM factory document — 2017 buick envision order guide copy gm authority, p.3, p.15. GM factory document — 2018 buick envision order guide copy gm authority, p.3, p.15. GM factory document — 2019 buick envision order guide copy gm authority, p.3, p.16, p.17.	Factory-verified
UE4	Following distance indicator	2016–2019	1SN, 1SP: S GM factory document — 2016 buick envision order guide copy gm authority, p.2, p.11. GM factory document — 2017 buick envision order guide copy gm authority, p.2, p.13. GM factory document — 2018 buick envision order guide copy gm authority, p.2, p.13. GM factory document — 2019 buick envision order guide copy gm authority, p.2, p.14.	Factory-verified
UEU	Forward collision alert	2016–2019	1SN, 1SP: S GM factory document — 2016 buick envision order guide copy gm authority, p.2, p.11. GM factory document — 2017 buick envision order guide copy gm authority, p.2, p.13. GM factory document — 2018 buick envision order guide copy gm authority, p.2, p.13. GM factory document — 2019 buick envision order guide copy gm authority, p.2, p.14.	Factory-verified
UFG	Rear cross traffic alert	2016–2019	2019: 1SL, 1SN, 1SP: S GM factory document — 2016 buick envision order guide copy gm authority, p.2, p.12. GM factory document — 2017 buick envision order guide copy gm authority, p.3, p.15. GM factory document — 2018 buick envision order guide copy gm authority, p.3, p.15. GM factory document — 2019 buick envision order guide copy gm authority, p.4, p.17.	Factory-verified
UFQ	Automatic parking assist, parallel and perpendicular, with front and rear ultrasonic park assist	2016–2019	1SP: S GM factory document — 2016 buick envision order guide copy gm authority, p.4, p.14. GM factory document — 2017 buick envision order guide copy gm authority, p.5, p.19. GM factory document — 2018 buick envision order guide copy gm authority, p.5, p.18. GM factory document — 2019 buick envision order guide copy gm authority, p.6, p.21.	Factory-verified
UG1	Universal home remote, 3-channel programmable garage door opener	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.3, p.13. GM factory document — 2017 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2018 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2019 buick envision order guide copy gm authority, p.5, p.18.	Factory-verified
UHS	Driver Information Center, enhanced, 8 inch multi-color configurable display	2016–2019	1SN, 1SP: S GM factory document — 2016 buick envision order guide copy gm authority, p.2, p.11. GM factory document — 2017 buick envision order guide copy gm authority, p.2, p.13. GM factory document — 2018 buick envision order guide copy gm authority, p.2, p.13. GM factory document — 2019 buick envision order guide copy gm authority, p.2, p.14.	Factory-verified
UHX	Lane keep assist with lane departure warning	2016–2019	1SN, 1SP: S GM factory document — 2016 buick envision order guide copy gm authority, p.2, p.11. GM factory document — 2017 buick envision order guide copy gm authority, p.2, p.14. GM factory document — 2018 buick envision order guide copy gm authority, p.2, p.13. GM factory document — 2019 buick envision order guide copy gm authority, p.2, p.14.	Factory-verified
UJM	Tire pressure monitor	2016–2019	all trims: S; the 2019 guide calls it tire pressure monitoring system GM factory document — 2016 buick envision order guide copy gm authority, p.3, p.13. GM factory document — 2017 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2018 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2019 buick envision order guide copy gm authority, p.5, p.18.	Factory-verified
UKC	Side blind zone alert with lane change alert	2016–2019	2019: 1SL, 1SN, 1SP: S GM factory document — 2016 buick envision order guide copy gm authority, p.3, p.13. GM factory document — 2017 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2018 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2019 buick envision order guide copy gm authority, p.2, p.14.	Factory-verified
UQA	Audio system feature, Bose premium 7-speaker system, with amplifier	2016–2019	1SN, 1SP: S GM factory document — 2016 buick envision order guide copy gm authority, p.1, p.10. GM factory document — 2017 buick envision order guide copy gm authority, p.1, p.12. GM factory document — 2018 buick envision order guide copy gm authority, p.1, p.12. GM factory document — 2019 buick envision order guide copy gm authority, p.1, p.13.	Factory-verified
USS	USB ports, dual, charging only, rear of center console	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.3, p.13. GM factory document — 2017 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2018 buick envision order guide copy gm authority, p.1, p.12. GM factory document — 2019 buick envision order guide copy gm authority, p.1, p.13.	Factory-verified
UST	Audio system feature, USB ports, dual, with single auxiliary input jack	2018–2019	all trims: S GM factory document — 2018 buick envision order guide copy gm authority, p.1, p.12. GM factory document — 2019 buick envision order guide copy gm authority, p.1, p.13.	Factory-verified
UTJ	Theft-deterrent system, electrical, unauthorized entry	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.3, p.13. GM factory document — 2017 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2018 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2019 buick envision order guide copy gm authority, p.5, p.18.	Factory-verified
UUT	Tire fill alert	2019	all trims: S; printed as new GM factory document — 2019 buick envision order guide copy gm authority, p.5, p.18.	Factory-verified
UV6	Head-up display	2016–2019	1SP: S GM factory document — 2016 buick envision order guide copy gm authority, p.2, p.11. GM factory document — 2017 buick envision order guide copy gm authority, p.2, p.13. GM factory document — 2018 buick envision order guide copy gm authority, p.2, p.13. GM factory document — 2019 buick envision order guide copy gm authority, p.2, p.14.	Factory-verified
UVC	Rear vision camera	2016–2019	all trims: S; upgraded to Surround Vision (UVH) when KSG is ordered on 1SP GM factory document — 2016 buick envision order guide copy gm authority, p.3, p.12. GM factory document — 2017 buick envision order guide copy gm authority, p.3, p.15. GM factory document — 2018 buick envision order guide copy gm authority, p.3, p.15. GM factory document — 2019 buick envision order guide copy gm authority, p.4, p.17.	Factory-verified
UVD	Steering wheel, heated, leather-wrapped	2016–2019	2019: 1SL, 1SN, 1SP: S GM factory document — 2016 buick envision order guide copy gm authority, p.3, p.13. GM factory document — 2017 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2018 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2019 buick envision order guide copy gm authority, p.5, p.18.	Factory-verified
UZ6	Audio system feature, 6-speaker system	2017–2019	2019: 1SV, 1SD, 1SL: S GM factory document — 2017 buick envision order guide copy gm authority, p.1, p.12. GM factory document — 2018 buick envision order guide copy gm authority, p.1, p.12. GM factory document — 2019 buick envision order guide copy gm authority, p.1, p.13.	Factory-verified
V6K	Luggage rack, roof rails, chrome	2016–2019	2019: 1SL, 1SN, 1SP: S GM factory document — 2016 buick envision order guide copy gm authority, p.4, p.14. GM factory document — 2017 buick envision order guide copy gm authority, p.5, p.18. GM factory document — 2018 buick envision order guide copy gm authority, p.5, p.17. GM factory document — 2019 buick envision order guide copy gm authority, p.5, p.20.	Factory-verified
VAT	LPO, grille, Satin Chrome	2016–2017	2017: 1SD, 1SL, 1SN, 1SP: O, dealer-installed GM factory document — 2016 buick envision order guide copy gm authority, p.14. GM factory document — 2017 buick envision order guide copy gm authority, p.18.	Factory-verified
VK3	License plate front mounting package	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.4, p.14. GM factory document — 2017 buick envision order guide copy gm authority, p.5, p.18. GM factory document — 2018 buick envision order guide copy gm authority, p.5, p.17. GM factory document — 2019 buick envision order guide copy gm authority, p.5, p.20.	Factory-verified
VK8	Sunglass storage, overhead	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.3, p.13. GM factory document — 2017 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2018 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2019 buick envision order guide copy gm authority, p.5, p.18.	Factory-verified
VLL	LPO, roof rack cross rails	2016–2019	2019: 1SL, 1SN, 1SP: O, dealer-installed; also in PCH (2016–2018) and PDA (2019) GM factory document — 2016 buick envision order guide copy gm authority, p.14. GM factory document — 2017 buick envision order guide copy gm authority, p.18. GM factory document — 2018 buick envision order guide copy gm authority, p.17. GM factory document — 2019 buick envision order guide copy gm authority, p.20.	Factory-verified
VV4	OnStar 4G LTE with built-in Wi-Fi hotspot, data trial	2016–2019	all trims: S; the 2019 guide calls it Buick 4G LTE, with a 1 month or 3GB data trial from May 1, 2018 GM factory document — 2016 buick envision order guide copy gm authority, p.2, p.12. GM factory document — 2017 buick envision order guide copy gm authority, p.3, p.15. GM factory document — 2018 buick envision order guide copy gm authority, p.3, p.15. GM factory document — 2019 buick envision order guide copy gm authority, p.3, p.4, p.16, p.17.	Factory-verified
VXW	LPO, molded assist steps, body-color	2016–2019	2019: 1SD, 1SL, 1SN, 1SP: O, dealer-installed, also in PCX on 1SN and 1SP; 2016: not with Saffron Red Metallic (GFT); 2017: not with Chili Red Metallic (G8B) until later in the model year GM factory document — 2016 buick envision order guide copy gm authority, p.14. GM factory document — 2017 buick envision order guide copy gm authority, p.18. GM factory document — 2018 buick envision order guide copy gm authority, p.17. GM factory document — 2019 buick envision order guide copy gm authority, p.20.	Factory-verified
VY7	Shift knob, leather-wrapped	2016–2019	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.3, p.13. GM factory document — 2017 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2018 buick envision order guide copy gm authority, p.4, p.16. GM factory document — 2019 buick envision order guide copy gm authority, p.5, p.18.	Factory-verified
ZAB	Tire, compact spare, 17 inch, under the rear cargo floor	2016–2017	all trims: S GM factory document — 2016 buick envision order guide copy gm authority, p.4, p.14. GM factory document — 2017 buick envision order guide copy gm authority, p.5, p.19.	Factory-verified
Paint
G4F	Paint, Espresso Metallic	2020	extra cost; not on 1SV; with Light Neutral with Ebony or Ebony interiors only; touch-up paint WA-425E; 2020 rests only on GM Authority's article on the new color	Single-source
G59	Paint, Dark Moon Blue Metallic	2020	extra cost; not on 1SV; touch-up paint WA-433E; 2020 rests only on GM Authority's article on the new color	Single-source
G7U	Paint, Midnight Amethyst Metallic	2016–2018	premium paint (no charge on 1SD in 2018; not on 1SV); not with the Chestnut interior; touch-up paint WA-143X GM factory document — 2016 buick envision order guide copy gm authority, p.18. GM factory document — 2017 buick envision order guide copy gm authority, p.23. GM factory document — 2018 buick envision order guide copy gm authority, p.21.	Factory-verified
G8B	Paint, Chili Red Metallic	2017–2019	premium paint, new for 2017; not on 1SV; touch-up paint WA-397X; GM Authority names it for 2020 without the code GM factory document — 2017 buick envision order guide copy gm authority, p.23. GM factory document — 2018 buick envision order guide copy gm authority, p.21. GM factory document — 2019 buick envision order guide copy gm authority, p.26.	Factory-verified
GAZ	Paint, Summit White	2016–2019	standard color; the 2018 and 2019 guides say not available on 1SD; touch-up paint WA-8624; GM Authority names it for 2020 without the code GM factory document — 2016 buick envision order guide copy gm authority, p.18. GM factory document — 2017 buick envision order guide copy gm authority, p.23. GM factory document — 2018 buick envision order guide copy gm authority, p.21. GM factory document — 2019 buick envision order guide copy gm authority, p.26.	Factory-verified
GB8	Paint, Ebony Twilight Metallic	2016–2019	premium paint; not on 1SV; with every interior; touch-up paint WA-384A; GM Authority names it for 2020 without the code GM factory document — 2016 buick envision order guide copy gm authority, p.18. GM factory document — 2017 buick envision order guide copy gm authority, p.23. GM factory document — 2018 buick envision order guide copy gm authority, p.21. GM factory document — 2019 buick envision order guide copy gm authority, p.26.	Factory-verified
GFT	Paint, Saffron Red Metallic	2016	premium paint; touch-up paint WA-421P; GM Authority's 2016 table calls it Saffron Twilight Metallic, and its 2017 page lists it as replaced by Chili Red Metallic (G8B) GM factory document — 2016 buick envision order guide copy gm authority, p.18.	Factory-verified
GIR	Paint, Satin Steel Gray Metallic	2019	premium paint, new for 2019; not on 1SV; touch-up paint WA-500B; letter I in the code as GM prints it; GM Authority names Satin Steel Metallic for 2020 without the code GM factory document — 2019 buick envision order guide copy gm authority, p.26.	Factory-verified
GIY	Paint, Galaxy Silver Metallic	2016–2019	premium paint; not on 1SV; touch-up paint WA-519F; letter I in the code as GM prints it; GM Authority's 2020 changes page lists it as dropped for 2020 GM factory document — 2016 buick envision order guide copy gm authority, p.18. GM factory document — 2017 buick envision order guide copy gm authority, p.23. GM factory document — 2018 buick envision order guide copy gm authority, p.21. GM factory document — 2019 buick envision order guide copy gm authority, p.26.	Factory-verified
GWX	Paint, Bronze Alloy Metallic	2016–2019	premium paint; not on 1SV; touch-up paint WA-105V; GM Authority's 2020 changes page lists it as dropped for 2020 GM factory document — 2016 buick envision order guide copy gm authority, p.18. GM factory document — 2017 buick envision order guide copy gm authority, p.23. GM factory document — 2018 buick envision order guide copy gm authority, p.21. GM factory document — 2019 buick envision order guide copy gm authority, p.26.	Factory-verified
Interior Trim
H0Y	Interior trim, Ebony seats with Ebony accents, perforated leather-appointed	2016–2019	2019: 1SL, 1SN, 1SP; front bucket seats (AR9) GM factory document — 2016 buick envision order guide copy gm authority, p.18. GM factory document — 2017 buick envision order guide copy gm authority, p.23. GM factory document — 2018 buick envision order guide copy gm authority, p.21. GM factory document — 2019 buick envision order guide copy gm authority, p.26.	Factory-verified
H36	Interior trim, Light Neutral seats with Ebony accents, perforated leather-appointed	2016–2019	2019: 1SL, 1SN, 1SP; front bucket seats (AR9) GM factory document — 2016 buick envision order guide copy gm authority, p.18. GM factory document — 2017 buick envision order guide copy gm authority, p.23. GM factory document — 2018 buick envision order guide copy gm authority, p.21. GM factory document — 2019 buick envision order guide copy gm authority, p.26.	Factory-verified
H4T	Interior trim, Light Neutral seats with Ebony accents, cloth with leatherette	2017–2019	2019: 1SV, 1SD; front bucket seats (AR9) GM factory document — 2017 buick envision order guide copy gm authority, p.23. GM factory document — 2018 buick envision order guide copy gm authority, p.21. GM factory document — 2019 buick envision order guide copy gm authority, p.26.	Factory-verified
HHF	Interior trim, Ebony seats with Dark Plum accents, perforated leather-appointed	2016–2018	2018: 1SL, 1SN, 1SP; front bucket seats (AR9) GM factory document — 2016 buick envision order guide copy gm authority, p.18. GM factory document — 2017 buick envision order guide copy gm authority, p.23. GM factory document — 2018 buick envision order guide copy gm authority, p.21.	Factory-verified
HHG	Interior trim, Chestnut seats with Ebony accents, perforated leather-appointed	2016–2018	2018: 1SL, 1SN, 1SP; front bucket seats (AR9); the 2016 and 2017 guides say Chestnut Brown GM factory document — 2016 buick envision order guide copy gm authority, p.18. GM factory document — 2017 buick envision order guide copy gm authority, p.23. GM factory document — 2018 buick envision order guide copy gm authority, p.21.	Factory-verified
HT5	Interior trim, Dark Galvanized seats with Ebony accents, perforated leather-appointed	2019	1SL, 1SN, 1SP; front bucket seats (AR9) GM factory document — 2019 buick envision order guide copy gm authority, p.26.	Factory-verified
Internal / Process
FE9 internal	Emissions, federal requirements	2016–2019	; all trims: O GM factory document — 2016 buick envision order guide copy gm authority, p.16. GM factory document — 2017 buick envision order guide copy gm authority, p.20. GM factory document — 2018 buick envision order guide copy gm authority, p.19. GM factory document — 2019 buick envision order guide copy gm authority, p.22.	Factory-verified
NB8 internal	Emissions override, California	2016–2019	; all trims: O; lets a dealer in a California-emissions state order federal emissions for a car registered in a federal state; requires FE9 GM factory document — 2016 buick envision order guide copy gm authority, p.16. GM factory document — 2017 buick envision order guide copy gm authority, p.20. GM factory document — 2018 buick envision order guide copy gm authority, p.19. GM factory document — 2019 buick envision order guide copy gm authority, p.22.	Factory-verified
NB9 internal	Emissions override, state-specific	2016–2019	; all trims: O; swaps YF5 and NE1 emissions between those states GM factory document — 2016 buick envision order guide copy gm authority, p.16. GM factory document — 2017 buick envision order guide copy gm authority, p.21. GM factory document — 2018 buick envision order guide copy gm authority, p.19. GM factory document — 2019 buick envision order guide copy gm authority, p.23.	Factory-verified
NC7 internal	Emissions override, federal	2016–2019	; all trims: O; requires YF5 or NE1 GM factory document — 2016 buick envision order guide copy gm authority, p.16. GM factory document — 2017 buick envision order guide copy gm authority, p.21. GM factory document — 2018 buick envision order guide copy gm authority, p.20. GM factory document — 2019 buick envision order guide copy gm authority, p.23.	Factory-verified
NE1 internal	Emissions, Connecticut, Delaware, Maine, Maryland, Massachusetts, New Jersey, New York, Oregon, Pennsylvania, Rhode Island, Vermont and Washington requirements	2016–2019	; all trims: O GM factory document — 2016 buick envision order guide copy gm authority, p.16. GM factory document — 2017 buick envision order guide copy gm authority, p.20. GM factory document — 2018 buick envision order guide copy gm authority, p.19. GM factory document — 2019 buick envision order guide copy gm authority, p.22.	Factory-verified
R9Y internal	Fleet free maintenance credit	2017–2019	; all trims: S on fleet and government order types; a credit in place of the free oil changes, tire rotations and inspections GM factory document — 2017 buick envision order guide copy gm authority, p.6, p.21. GM factory document — 2018 buick envision order guide copy gm authority, p.6, p.20. GM factory document — 2019 buick envision order guide copy gm authority, p.7, p.23.	Factory-verified
YF5 internal	Emissions, California requirements	2016–2019	; all trims: O GM factory document — 2016 buick envision order guide copy gm authority, p.16. GM factory document — 2017 buick envision order guide copy gm authority, p.20. GM factory document — 2018 buick envision order guide copy gm authority, p.19. GM factory document — 2019 buick envision order guide copy gm authority, p.22.	Factory-verified

Source document: buick/envision-d2xx.md. Rows marked — record an option the factory offered whose RPO code is not documented in the consulted sources.