Buick · 2016-2019

Cascada — Delta II (2016–2019)

cascada · cascada base · cascada premium group · cascada sport touring

108 option rows 108 RPO codes 4 model years

100% Factory-verified

✓ Factory-verified · 108
● Confirmed · 0
◑ Single-source · 0
⚠ Disputed · 0

Applicable options

Documented RPO codes

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Model year

Show internal codes (7)

Cascada — Delta II (2016–2019) RPO codes
Code	Option	Years	Notes & factory source	Confidence
Engines
LWC	Engine, 1.6L turbo 4-cylinder, SIDI, DOHC, variable valve timing	2016–2019	all trims: S; the 2017–2019 guides rate it 200 hp at 5500 rpm and 207 lb-ft at 1800–4500 rpm (the 2016 guide leaves the ratings blank); Wikipedia names a 1.6L turbo as the Buick Cascada's only engine, and the NICB Buick engine tables list a 1.6L SIDI turbo, VIN code 5, 2016–2019 GM factory document — 2016 buick cascada order guide copy gm authority, p.4, p.9. GM factory document — 2017 buick cascada order guide copy gm authority, p.4, p.14. GM factory document — 2018 buick cascada order guide copy gm authority, p.3, p.15. GM factory document — 2019 buick cascada order guide copy gm authority, p.3, p.15.	Factory-verified
Transmissions
MH7	Transmission, 6 speed automatic, electronically controlled, with overdrive	2016–2019	all trims: S; Wikipedia agrees (six-speed automatic) GM factory document — 2016 buick cascada order guide copy gm authority, p.4, p.10. GM factory document — 2017 buick cascada order guide copy gm authority, p.4, p.15. GM factory document — 2018 buick cascada order guide copy gm authority, p.4, p.16. GM factory document — 2019 buick cascada order guide copy gm authority, p.4, p.16.	Factory-verified
Packages & Trims
1SH	Trim group, Cascada Sport Touring	2017–2019	column heading of the 2017–2019 guides; new for 2017 (GM Authority's 2017 page); the NICB manuals print a Sport Touring series (WJ) 2017–2019 GM factory document — 2017 buick cascada order guide copy gm authority, p.1. GM factory document — 2018 buick cascada order guide copy gm authority, p.1. GM factory document — 2019 buick cascada order guide copy gm authority, p.1.	Factory-verified
1SP	Trim group, Cascada Premium	2016–2019	column heading of every guide ("Premium 1SP"); the NICB manuals print a Premium Group series (WH) 2017–2019 GM factory document — 2016 buick cascada order guide copy gm authority, p.1. GM factory document — 2017 buick cascada order guide copy gm authority, p.1. GM factory document — 2018 buick cascada order guide copy gm authority, p.1. GM factory document — 2019 buick cascada order guide copy gm authority, p.1.	Factory-verified
1SV	Trim group, Cascada base	2016–2019	column heading of every guide; 2017–2019: not available with a fleet or government order type (the headings print 1SV1 with that footnote, so those years are cited from the color and trim pages, which print 1SV); the NICB manuals print a Cascada (1SV) series in 2016 and a 1SV series in 2019; Wikipedia names the base trim 1SV GM factory document — 2016 buick cascada order guide copy gm authority, p.1. GM factory document — 2017 buick cascada order guide copy gm authority, p.16. GM factory document — 2018 buick cascada order guide copy gm authority, p.17. GM factory document — 2019 buick cascada order guide copy gm authority, p.17.	Factory-verified
PI3	Dark Effects package	2018–2019	1SH: O; includes 80E red stitching, V5Y Piano Black decor, gloss black mirror caps and grille; 2018 also includes JF5 and GG7 paint, 2019 body-color fog lamp accents and rear accent moldings; requires 19T top, 4AA interior and GG7, GAZ or GB9 paint GM factory document — 2018 buick cascada order guide copy gm authority, p.7, p.13. GM factory document — 2019 buick cascada order guide copy gm authority, p.6, p.13.	Factory-verified
Equipment
A46	Seat adjuster, driver and front passenger, easy entry	2016–2019	all trims: S GM factory document — 2016 buick cascada order guide copy gm authority, p.2, p.6. GM factory document — 2017 buick cascada order guide copy gm authority, p.2, p.12. GM factory document — 2018 buick cascada order guide copy gm authority, p.2, p.11. GM factory document — 2019 buick cascada order guide copy gm authority, p.2, p.11.	Factory-verified
AE4	Seats, front sport bucket	2016–2019	all trims: S; perforated leather-appointed (color and trim pages) GM factory document — 2016 buick cascada order guide copy gm authority, p.2, p.6, p.11. GM factory document — 2017 buick cascada order guide copy gm authority, p.2, p.12, p.16. GM factory document — 2018 buick cascada order guide copy gm authority, p.2, p.12, p.17. GM factory document — 2019 buick cascada order guide copy gm authority, p.2, p.12, p.17.	Factory-verified
AG1	Seat adjuster, driver, 8-way power	2016–2019	all trims: S GM factory document — 2016 buick cascada order guide copy gm authority, p.2, p.6. GM factory document — 2017 buick cascada order guide copy gm authority, p.2, p.12. GM factory document — 2018 buick cascada order guide copy gm authority, p.2, p.11. GM factory document — 2019 buick cascada order guide copy gm authority, p.2, p.11.	Factory-verified
AG2	Seat adjuster, front passenger, 8-way power	2016–2019	all trims: S GM factory document — 2016 buick cascada order guide copy gm authority, p.2, p.6. GM factory document — 2017 buick cascada order guide copy gm authority, p.2, p.12. GM factory document — 2018 buick cascada order guide copy gm authority, p.2, p.11. GM factory document — 2019 buick cascada order guide copy gm authority, p.2, p.11.	Factory-verified
AKP	Glass, solar absorbing	2016–2019	all trims: S GM factory document — 2016 buick cascada order guide copy gm authority, p.3, p.8. GM factory document — 2017 buick cascada order guide copy gm authority, p.3, p.13. GM factory document — 2018 buick cascada order guide copy gm authority, p.3, p.13. GM factory document — 2019 buick cascada order guide copy gm authority, p.3, p.13.	Factory-verified
AL0	Air bag, passenger sensing system, front passenger and child presence detector	2016–2019	all trims: S GM factory document — 2016 buick cascada order guide copy gm authority, p.1, p.5. GM factory document — 2017 buick cascada order guide copy gm authority, p.1, p.10. GM factory document — 2018 buick cascada order guide copy gm authority, p.1, p.10. GM factory document — 2019 buick cascada order guide copy gm authority, p.1, p.10.	Factory-verified
AL9	Seat adjuster, power lumbar control, driver	2016–2019	all trims: S GM factory document — 2016 buick cascada order guide copy gm authority, p.2, p.6. GM factory document — 2017 buick cascada order guide copy gm authority, p.2, p.12. GM factory document — 2018 buick cascada order guide copy gm authority, p.2, p.11. GM factory document — 2019 buick cascada order guide copy gm authority, p.2, p.11.	Factory-verified
AT9	Seat adjuster, power lumbar control, passenger	2016–2019	all trims: S GM factory document — 2016 buick cascada order guide copy gm authority, p.2, p.6. GM factory document — 2017 buick cascada order guide copy gm authority, p.2, p.12. GM factory document — 2018 buick cascada order guide copy gm authority, p.2, p.12. GM factory document — 2019 buick cascada order guide copy gm authority, p.2, p.11.	Factory-verified
AYL	Air bags, dual-stage frontal and knee, driver and front passenger, seat-mounted side impact, front seats	2016–2019	all trims: S GM factory document — 2016 buick cascada order guide copy gm authority, p.1, p.5. GM factory document — 2017 buick cascada order guide copy gm authority, p.1, p.10. GM factory document — 2018 buick cascada order guide copy gm authority, p.1, p.10. GM factory document — 2019 buick cascada order guide copy gm authority, p.1, p.10.	Factory-verified
B50	Floor mats, premium carpeted, front and rear	2016–2019	all trims: S GM factory document — 2016 buick cascada order guide copy gm authority, p.1, p.5. GM factory document — 2017 buick cascada order guide copy gm authority, p.2, p.11. GM factory document — 2018 buick cascada order guide copy gm authority, p.1, p.10. GM factory document — 2019 buick cascada order guide copy gm authority, p.1, p.10.	Factory-verified
C1Y	Convertible roof, folding, acoustically and thermally insulated	2016–2019	all trims: S GM factory document — 2016 buick cascada order guide copy gm authority, p.3, p.8. GM factory document — 2017 buick cascada order guide copy gm authority, p.3, p.13. GM factory document — 2018 buick cascada order guide copy gm authority, p.3, p.13. GM factory document — 2019 buick cascada order guide copy gm authority, p.3, p.13.	Factory-verified
CJ2	Air conditioning, dual-zone automatic climate control	2016–2019	all trims: S GM factory document — 2016 buick cascada order guide copy gm authority, p.1, p.5. GM factory document — 2017 buick cascada order guide copy gm authority, p.1, p.10. GM factory document — 2018 buick cascada order guide copy gm authority, p.1, p.10. GM factory document — 2019 buick cascada order guide copy gm authority, p.1, p.10.	Factory-verified
D6I	Visors, driver and front passenger, illuminated vanity mirrors, covered	2016–2019	all trims: S GM factory document — 2016 buick cascada order guide copy gm authority, p.3, p.7. GM factory document — 2017 buick cascada order guide copy gm authority, p.3, p.12. GM factory document — 2018 buick cascada order guide copy gm authority, p.3, p.12. GM factory document — 2019 buick cascada order guide copy gm authority, p.3, p.12.	Factory-verified
DD8	Mirror, inside rearview, auto-dimming	2016–2018	all trims: S; the 2019 guide prints DRC in its place GM factory document — 2016 buick cascada order guide copy gm authority, p.1, p.6. GM factory document — 2017 buick cascada order guide copy gm authority, p.2, p.11. GM factory document — 2018 buick cascada order guide copy gm authority, p.1, p.11.	Factory-verified
DLF	Mirrors, outside, heated, power-adjustable, manual-folding	2016–2019	all trims: S GM factory document — 2016 buick cascada order guide copy gm authority, p.3, p.8. GM factory document — 2017 buick cascada order guide copy gm authority, p.3, p.13. GM factory document — 2018 buick cascada order guide copy gm authority, p.3, p.13. GM factory document — 2019 buick cascada order guide copy gm authority, p.3, p.13.	Factory-verified
DRC	Mirror, inside rearview, auto-dimming, with rear camera display	2019	all trims: S; replaces DD8 GM factory document — 2019 buick cascada order guide copy gm authority, p.1, p.11.	Factory-verified
GNG	Suspension, rear, compound crank with Z-link	2016–2019	all trims: S GM factory document — 2016 buick cascada order guide copy gm authority, p.4, p.10. GM factory document — 2017 buick cascada order guide copy gm authority, p.4, p.15. GM factory document — 2018 buick cascada order guide copy gm authority, p.4, p.16. GM factory document — 2019 buick cascada order guide copy gm authority, p.4, p.16.	Factory-verified
J17	Brakes, 4-wheel antilock, 4-wheel disc, 17 inch front and 16 inch rear	2016–2019	all trims: S GM factory document — 2016 buick cascada order guide copy gm authority, p.3, p.9. GM factory document — 2017 buick cascada order guide copy gm authority, p.4, p.14. GM factory document — 2018 buick cascada order guide copy gm authority, p.3, p.15. GM factory document — 2019 buick cascada order guide copy gm authority, p.3, p.15.	Factory-verified
J71	Brake, parking, electronic	2017–2019	all trims: S; the 2016 guide prints J77 for the same item GM factory document — 2017 buick cascada order guide copy gm authority, p.4, p.14. GM factory document — 2018 buick cascada order guide copy gm authority, p.3, p.15. GM factory document — 2019 buick cascada order guide copy gm authority, p.3, p.15.	Factory-verified
J77	Brake, parking, electronic	2016	all trims: S; the 2017–2019 guides print J71 for the same item GM factory document — 2016 buick cascada order guide copy gm authority, p.3, p.9.	Factory-verified
K34	Cruise control, electronic, with set and resume speed	2016–2019	all trims: S GM factory document — 2016 buick cascada order guide copy gm authority, p.1, p.5. GM factory document — 2017 buick cascada order guide copy gm authority, p.1, p.10. GM factory document — 2018 buick cascada order guide copy gm authority, p.1, p.10. GM factory document — 2019 buick cascada order guide copy gm authority, p.1, p.10.	Factory-verified
KA1	Seats, heated, driver and front passenger	2016–2019	all trims: S GM factory document — 2016 buick cascada order guide copy gm authority, p.2, p.6. GM factory document — 2017 buick cascada order guide copy gm authority, p.3, p.12. GM factory document — 2018 buick cascada order guide copy gm authority, p.2, p.12. GM factory document — 2019 buick cascada order guide copy gm authority, p.2, p.12.	Factory-verified
KC5	Power outlet, front auxiliary, 12-volt, covered	2016–2019	all trims: S GM factory document — 2016 buick cascada order guide copy gm authority, p.2, p.6. GM factory document — 2017 buick cascada order guide copy gm authority, p.2, p.11. GM factory document — 2018 buick cascada order guide copy gm authority, p.2, p.11. GM factory document — 2019 buick cascada order guide copy gm authority, p.2, p.11.	Factory-verified
KTF	Key, primary foldable, additional foldable	2016–2019	all trims: S; the 2017–2019 guides read two foldable keys GM factory document — 2016 buick cascada order guide copy gm authority, p.1, p.5. GM factory document — 2017 buick cascada order guide copy gm authority, p.2, p.11. GM factory document — 2018 buick cascada order guide copy gm authority, p.1, p.11. GM factory document — 2019 buick cascada order guide copy gm authority, p.1, p.10.	Factory-verified
N34	Steering wheel, leather-wrapped, 3-spoke	2016–2017	1SV, 1SP: S; 2017: 1SH: not available; 2018–2019 are left out: those guides print it only as included in the 1SV and 1SP groups (page 12 of each), so they do not support the years (rule 11(a)) GM factory document — 2016 buick cascada order guide copy gm authority, p.2, p.7. GM factory document — 2017 buick cascada order guide copy gm authority, p.3, p.12.	Factory-verified
P0G	GM Commercial Link, 1 year of service	2019	1SP, 1SH: O; requires UE1 and a fleet or government order type GM factory document — 2019 buick cascada order guide copy gm authority, p.21.	Factory-verified
P0H	GM Commercial Link, 2 years of service	2019	1SP, 1SH: O; requires UE1 and a fleet or government order type GM factory document — 2019 buick cascada order guide copy gm authority, p.21.	Factory-verified
P0I	GM Commercial Link, 3 years of service	2019	1SP, 1SH: O; requires UE1 and a fleet or government order type GM factory document — 2019 buick cascada order guide copy gm authority, p.22.	Factory-verified
PQF	OnStar Protection service, 6 months added, fleet	2016–2019	2016: all trims: O; 2017–2019: 1SP, 1SH: O; requires UE1 and a fleet or government order type GM factory document — 2016 buick cascada order guide copy gm authority, p.12. GM factory document — 2017 buick cascada order guide copy gm authority, p.17. GM factory document — 2018 buick cascada order guide copy gm authority, p.18. GM factory document — 2019 buick cascada order guide copy gm authority, p.18.	Factory-verified
PQG	OnStar Protection service, 18 months added, fleet	2016–2019	2016: all trims: O; 2017–2019: 1SP, 1SH: O; requires UE1 and a fleet or government order type GM factory document — 2016 buick cascada order guide copy gm authority, p.12. GM factory document — 2017 buick cascada order guide copy gm authority, p.17. GM factory document — 2018 buick cascada order guide copy gm authority, p.18. GM factory document — 2019 buick cascada order guide copy gm authority, p.18.	Factory-verified
PQH	OnStar Protection service, 30 months added, fleet	2016–2019	2016: all trims: O; 2017–2019: 1SP, 1SH: O; requires UE1 and a fleet or government order type GM factory document — 2016 buick cascada order guide copy gm authority, p.12. GM factory document — 2017 buick cascada order guide copy gm authority, p.17. GM factory document — 2018 buick cascada order guide copy gm authority, p.18. GM factory document — 2019 buick cascada order guide copy gm authority, p.18.	Factory-verified
PQI	OnStar Security service, 6 months added, fleet	2016–2019	2016: all trims: O; 2017–2019: 1SP, 1SH: O; requires UE1 and a fleet or government order type GM factory document — 2016 buick cascada order guide copy gm authority, p.12. GM factory document — 2017 buick cascada order guide copy gm authority, p.17. GM factory document — 2018 buick cascada order guide copy gm authority, p.18. GM factory document — 2019 buick cascada order guide copy gm authority, p.19.	Factory-verified
PQL	OnStar Security service, 18 months added, fleet	2016–2019	2016: all trims: O; 2017–2019: 1SP, 1SH: O; requires UE1 and a fleet or government order type GM factory document — 2016 buick cascada order guide copy gm authority, p.12. GM factory document — 2017 buick cascada order guide copy gm authority, p.17. GM factory document — 2018 buick cascada order guide copy gm authority, p.19. GM factory document — 2019 buick cascada order guide copy gm authority, p.19.	Factory-verified
PQM	OnStar Security service, 30 months added, fleet	2016–2019	2016: all trims: O; 2017–2019: 1SP, 1SH: O; requires UE1 and a fleet or government order type GM factory document — 2016 buick cascada order guide copy gm authority, p.12. GM factory document — 2017 buick cascada order guide copy gm authority, p.18. GM factory document — 2018 buick cascada order guide copy gm authority, p.19. GM factory document — 2019 buick cascada order guide copy gm authority, p.19.	Factory-verified
PQP	OnStar Fleet Guidance service, 6 months added	2016–2019	2016: all trims: O; 2017–2019: 1SP, 1SH: O; requires UE1 and a fleet or government order type GM factory document — 2016 buick cascada order guide copy gm authority, p.13. GM factory document — 2017 buick cascada order guide copy gm authority, p.18. GM factory document — 2018 buick cascada order guide copy gm authority, p.19. GM factory document — 2019 buick cascada order guide copy gm authority, p.19.	Factory-verified
PQQ	OnStar Fleet Guidance service, 18 months added	2016–2019	2016: all trims: O; 2017–2019: 1SP, 1SH: O; requires UE1 and a fleet or government order type GM factory document — 2016 buick cascada order guide copy gm authority, p.13. GM factory document — 2017 buick cascada order guide copy gm authority, p.18. GM factory document — 2018 buick cascada order guide copy gm authority, p.19. GM factory document — 2019 buick cascada order guide copy gm authority, p.20.	Factory-verified
PQT	OnStar Fleet Guidance service, 30 months added	2016–2019	2016: all trims: O; 2017–2019: 1SP, 1SH: O; requires UE1 and a fleet or government order type GM factory document — 2016 buick cascada order guide copy gm authority, p.13. GM factory document — 2017 buick cascada order guide copy gm authority, p.18. GM factory document — 2018 buick cascada order guide copy gm authority, p.19. GM factory document — 2019 buick cascada order guide copy gm authority, p.20.	Factory-verified
PR6	SiriusXM All Access, 9 months added, fleet	2017–2019	1SP, 1SH: O; requires U2K and a fleet or government order type GM factory document — 2017 buick cascada order guide copy gm authority, p.19. GM factory document — 2018 buick cascada order guide copy gm authority, p.20. GM factory document — 2019 buick cascada order guide copy gm authority, p.20.	Factory-verified
PR7	SiriusXM All Access, 21 months added, fleet	2017–2019	1SP, 1SH: O; requires U2K and a fleet or government order type GM factory document — 2017 buick cascada order guide copy gm authority, p.19. GM factory document — 2018 buick cascada order guide copy gm authority, p.20. GM factory document — 2019 buick cascada order guide copy gm authority, p.20.	Factory-verified
PR8	SiriusXM All Access, 33 months added, fleet	2017–2019	1SP, 1SH: O; requires U2K and a fleet or government order type GM factory document — 2017 buick cascada order guide copy gm authority, p.19. GM factory document — 2018 buick cascada order guide copy gm authority, p.20. GM factory document — 2019 buick cascada order guide copy gm authority, p.21.	Factory-verified
PRD	OnStar Protection service, 42 months added, fleet	2019	1SP, 1SH: O; requires UE1 and a fleet or government order type GM factory document — 2019 buick cascada order guide copy gm authority, p.18.	Factory-verified
PRE	OnStar Security service, 42 months added, fleet	2019	1SP, 1SH: O; requires UE1 and a fleet or government order type GM factory document — 2019 buick cascada order guide copy gm authority, p.19.	Factory-verified
PRF	OnStar Fleet Guidance service, 42 months added	2019	1SP, 1SH: O; requires UE1 and a fleet or government order type GM factory document — 2019 buick cascada order guide copy gm authority, p.20.	Factory-verified
Q7G	Wheels, 20 inch aluminum, dynamic twin-spoke, blacked-out pockets	2018	1SH: O; 1SV, 1SP: not available; 2019 is left out: that guide prints it only as included in the 1SH group (page 14), so it does not support the year (rule 11(a)) GM factory document — 2018 buick cascada order guide copy gm authority, p.14.	Factory-verified
RAL	Tires, P245/40R20 all-season, blackwall	2016–2019	all trims: S GM factory document — 2016 buick cascada order guide copy gm authority, p.3, p.8. GM factory document — 2017 buick cascada order guide copy gm authority, p.3, p.13. GM factory document — 2018 buick cascada order guide copy gm authority, p.3, p.14. GM factory document — 2019 buick cascada order guide copy gm authority, p.3, p.14.	Factory-verified
ROV	OnStar 4G LTE for fleet, 12 month data plan	2016–2019	2016: all trims: O; 2017–2019: 1SP, 1SH: O; 12GB in 2016–2017, 20GB in 2018–2019; requires UE1, VV4 and a fleet or government order type; letter O as GM prints it (GM's R0V is a tire) GM factory document — 2016 buick cascada order guide copy gm authority, p.13. GM factory document — 2017 buick cascada order guide copy gm authority, p.18. GM factory document — 2018 buick cascada order guide copy gm authority, p.20. GM factory document — 2019 buick cascada order guide copy gm authority, p.21.	Factory-verified
ROW	OnStar 4G LTE for fleet, 24 month data plan	2016–2019	2016: all trims: O; 2017–2019: 1SP, 1SH: O; 24GB in 2016–2017, 36GB in 2018–2019; requires UE1, VV4 and a fleet or government order type; letter O as GM prints it GM factory document — 2016 buick cascada order guide copy gm authority, p.13. GM factory document — 2017 buick cascada order guide copy gm authority, p.19. GM factory document — 2018 buick cascada order guide copy gm authority, p.20. GM factory document — 2019 buick cascada order guide copy gm authority, p.21.	Factory-verified
RQA	Wheels, 20 inch aluminum, diamond graphic twin-spoke, bi-color finish	2016–2019	2016: 1SV: S; 1SP: O (the 2016 guide calls it aluminum design 2); 2017: 1SV: included; 1SP: O at no cost; 2018–2019: 1SV: S; 1SP: O; 1SH: not available GM factory document — 2016 buick cascada order guide copy gm authority, p.3, p.8. GM factory document — 2017 buick cascada order guide copy gm authority, p.7, p.13. GM factory document — 2018 buick cascada order guide copy gm authority, p.3, p.7, p.14. GM factory document — 2019 buick cascada order guide copy gm authority, p.3, p.7, p.14.	Factory-verified
RTH	Wheels, 20 inch aluminum, dynamic twin-spoke, bi-color finish	2016	1SP: S; 1SV: not available; the 2016 guide calls it aluminum design 3; 2017–2019 are left out: those guides print it only as included in the 1SP group (2017 page 13, 2018 and 2019 page 14), so they do not support the years (rule 11(a)) GM factory document — 2016 buick cascada order guide copy gm authority, p.3, p.8.	Factory-verified
RUA	Tire and wheel, spare, 17 inch	2016–2019	all trims: S GM factory document — 2016 buick cascada order guide copy gm authority, p.3, p.8. GM factory document — 2017 buick cascada order guide copy gm authority, p.3, p.13. GM factory document — 2018 buick cascada order guide copy gm authority, p.3, p.14. GM factory document — 2019 buick cascada order guide copy gm authority, p.3, p.14.	Factory-verified
RZ1	LPO, floor mats, premium carpeted, front and rear	2017–2019	1SP, 1SH: O (dealer-installed); 1SV: not available; not with VAV GM factory document — 2017 buick cascada order guide copy gm authority, p.6, p.11. GM factory document — 2018 buick cascada order guide copy gm authority, p.6, p.11. GM factory document — 2019 buick cascada order guide copy gm authority, p.6, p.11.	Factory-verified
SBZ	LPO, sport pedal kit	2017–2019	1SP: O (dealer-installed); 1SV, 1SH: not available GM factory document — 2017 buick cascada order guide copy gm authority, p.6, p.11. GM factory document — 2018 buick cascada order guide copy gm authority, p.6, p.11. GM factory document — 2019 buick cascada order guide copy gm authority, p.6, p.11.	Factory-verified
T3S	Daytime running lamps, LED, separate cavity	2016–2019	all trims: S; the 2019 guide drops separate cavity GM factory document — 2016 buick cascada order guide copy gm authority, p.3, p.8. GM factory document — 2017 buick cascada order guide copy gm authority, p.3, p.13. GM factory document — 2018 buick cascada order guide copy gm authority, p.3, p.13. GM factory document — 2019 buick cascada order guide copy gm authority, p.3, p.13.	Factory-verified
T3U	Fog lamps, front	2016	all trims: S; 2017–2019 are left out: those guides print it only as included in the 1SP and 1SH groups (page 13 of each), so they do not support the years (rule 11(a)); GM Authority's 2017 page notes its deletion from 1SV GM factory document — 2016 buick cascada order guide copy gm authority, p.3, p.8.	Factory-verified
T4F	Headlamps, high intensity discharge	2016–2019	all trims: S GM factory document — 2016 buick cascada order guide copy gm authority, p.3, p.8. GM factory document — 2017 buick cascada order guide copy gm authority, p.3, p.13. GM factory document — 2018 buick cascada order guide copy gm authority, p.3, p.13. GM factory document — 2019 buick cascada order guide copy gm authority, p.3, p.13.	Factory-verified
T83	Headlamp control, automatic on and off	2016–2019	1SV: S; 1SP, 1SH: not available GM factory document — 2016 buick cascada order guide copy gm authority, p.3, p.8. GM factory document — 2017 buick cascada order guide copy gm authority, p.3, p.13. GM factory document — 2018 buick cascada order guide copy gm authority, p.3, p.13. GM factory document — 2019 buick cascada order guide copy gm authority, p.3, p.13.	Factory-verified
T95	Headlamps, articulating	2016–2019	all trims: S GM factory document — 2016 buick cascada order guide copy gm authority, p.3, p.8. GM factory document — 2017 buick cascada order guide copy gm authority, p.3, p.13. GM factory document — 2018 buick cascada order guide copy gm authority, p.3, p.13. GM factory document — 2019 buick cascada order guide copy gm authority, p.3, p.13.	Factory-verified
TR7	Headlamp control, automatic leveling system	2016–2019	all trims: S GM factory document — 2016 buick cascada order guide copy gm authority, p.3, p.8. GM factory document — 2017 buick cascada order guide copy gm authority, p.3, p.13. GM factory document — 2018 buick cascada order guide copy gm authority, p.3, p.13. GM factory document — 2019 buick cascada order guide copy gm authority, p.3, p.13.	Factory-verified
U2K	SiriusXM Satellite Radio, 3 month All Access trial	2016–2019	all trims: S; no trial on fleet daily rental orders GM factory document — 2016 buick cascada order guide copy gm authority, p.1, p.5. GM factory document — 2017 buick cascada order guide copy gm authority, p.1, p.10. GM factory document — 2018 buick cascada order guide copy gm authority, p.1, p.10. GM factory document — 2019 buick cascada order guide copy gm authority, p.1, p.10.	Factory-verified
U65	Audio system feature, premium 7-speaker system	2016–2019	all trims: S GM factory document — 2016 buick cascada order guide copy gm authority, p.1, p.5. GM factory document — 2017 buick cascada order guide copy gm authority, p.1, p.10. GM factory document — 2018 buick cascada order guide copy gm authority, p.1, p.10. GM factory document — 2019 buick cascada order guide copy gm authority, p.1, p.10.	Factory-verified
UC3	Steering wheel controls, audio and phone	2016–2019	all trims: S GM factory document — 2016 buick cascada order guide copy gm authority, p.3, p.7. GM factory document — 2017 buick cascada order guide copy gm authority, p.3, p.12. GM factory document — 2018 buick cascada order guide copy gm authority, p.3, p.12. GM factory document — 2019 buick cascada order guide copy gm authority, p.3, p.12.	Factory-verified
UD7	Rear park assist, ultrasonic, with audible warning	2016, 2018–2019	1SV: S; 1SP, 1SH: not available; the 2016 guide reads rear parking assist; 2017 is left out: that guide prints it only as included in the 1SV group (page 13), so it does not support the year (rule 11(a)) GM factory document — 2016 buick cascada order guide copy gm authority, p.3, p.8. GM factory document — 2018 buick cascada order guide copy gm authority, p.3, p.14. GM factory document — 2019 buick cascada order guide copy gm authority, p.3, p.14.	Factory-verified
UDY	Audio system feature, display, 7 inch diagonal color touch screen, center stack	2016–2018	all trims: S GM factory document — 2016 buick cascada order guide copy gm authority, p.1, p.5. GM factory document — 2017 buick cascada order guide copy gm authority, p.1, p.10. GM factory document — 2018 buick cascada order guide copy gm authority, p.1, p.10.	Factory-verified
UE1	OnStar Guidance plan, trial	2016–2019	all trims: S; 6 months in the 2016 guide, 3 months in the 2017 guide (fleet orders 6 months), limited trial service in 2018–2019 GM factory document — 2016 buick cascada order guide copy gm authority, p.2, p.6. GM factory document — 2017 buick cascada order guide copy gm authority, p.2, p.11. GM factory document — 2018 buick cascada order guide copy gm authority, p.2, p.11. GM factory document — 2019 buick cascada order guide copy gm authority, p.2, p.11.	Factory-verified
UFU	Audio system, AM/FM stereo, CD player with MP3, IntelliLink, 7 inch diagonal color LCD display, USB port, RDS, auxiliary input jack	2017	1SV: S; 1SP, 1SH: not available; replaced UHQ on 1SV (GM Authority's 2017 page) GM factory document — 2017 buick cascada order guide copy gm authority, p.1, p.10.	Factory-verified
UGE	Tail lamps, rear, LED	2016–2019	all trims: S GM factory document — 2016 buick cascada order guide copy gm authority, p.3, p.8. GM factory document — 2017 buick cascada order guide copy gm authority, p.3, p.13. GM factory document — 2018 buick cascada order guide copy gm authority, p.3, p.14. GM factory document — 2019 buick cascada order guide copy gm authority, p.3, p.14.	Factory-verified
UHQ	Audio system with navigation, AM/FM stereo, SiriusXM, 7 inch diagonal touch screen, GPS navigation, USB port	2016–2019	2016, 2018–2019: all trims: S; 2017: 1SP, 1SH: S; 1SV: not available (UFU instead); IntelliLink in the 2016–2017 guides, Buick Infotainment System in 2018–2019 GM factory document — 2016 buick cascada order guide copy gm authority, p.1, p.5. GM factory document — 2017 buick cascada order guide copy gm authority, p.1, p.10. GM factory document — 2018 buick cascada order guide copy gm authority, p.1, p.10. GM factory document — 2019 buick cascada order guide copy gm authority, p.1, p.10.	Factory-verified
UK4	Tire pressure display	2016–2019	all trims: S GM factory document — 2016 buick cascada order guide copy gm authority, p.3, p.7. GM factory document — 2017 buick cascada order guide copy gm authority, p.3, p.12. GM factory document — 2018 buick cascada order guide copy gm authority, p.3, p.12. GM factory document — 2019 buick cascada order guide copy gm authority, p.3, p.12.	Factory-verified
UMN	Speedometer, miles and kilometers	2016–2019	all trims: S GM factory document — 2016 buick cascada order guide copy gm authority, p.2, p.6. GM factory document — 2017 buick cascada order guide copy gm authority, p.3, p.12. GM factory document — 2018 buick cascada order guide copy gm authority, p.2, p.12. GM factory document — 2019 buick cascada order guide copy gm authority, p.2, p.12.	Factory-verified
UP9	Bluetooth for phone and music	2016–2019	all trims: S GM factory document — 2016 buick cascada order guide copy gm authority, p.1, p.5. GM factory document — 2017 buick cascada order guide copy gm authority, p.1, p.10. GM factory document — 2018 buick cascada order guide copy gm authority, p.1, p.10. GM factory document — 2019 buick cascada order guide copy gm authority, p.1, p.10.	Factory-verified
UVC	Rear vision camera	2016–2019	all trims: S GM factory document — 2016 buick cascada order guide copy gm authority, p.2, p.6. GM factory document — 2017 buick cascada order guide copy gm authority, p.2, p.11. GM factory document — 2018 buick cascada order guide copy gm authority, p.2, p.11. GM factory document — 2019 buick cascada order guide copy gm authority, p.2, p.11.	Factory-verified
UVD	Steering wheel, heated	2016–2019	all trims: S GM factory document — 2016 buick cascada order guide copy gm authority, p.2, p.7. GM factory document — 2017 buick cascada order guide copy gm authority, p.3, p.12. GM factory document — 2018 buick cascada order guide copy gm authority, p.2, p.12. GM factory document — 2019 buick cascada order guide copy gm authority, p.2, p.12.	Factory-verified
VAV	LPO, all-weather floor mats	2017–2019	1SP, 1SH: O (dealer-installed); 1SV: not available; not with RZ1 GM factory document — 2017 buick cascada order guide copy gm authority, p.6, p.11. GM factory document — 2018 buick cascada order guide copy gm authority, p.6, p.11. GM factory document — 2019 buick cascada order guide copy gm authority, p.6, p.11.	Factory-verified
VK3	License plate bracket, front	2016–2019	all trims: O; forced on orders shipped to states that require a front plate GM factory document — 2016 buick cascada order guide copy gm authority, p.8. GM factory document — 2017 buick cascada order guide copy gm authority, p.7, p.13. GM factory document — 2018 buick cascada order guide copy gm authority, p.7, p.13. GM factory document — 2019 buick cascada order guide copy gm authority, p.7, p.13.	Factory-verified
VV4	OnStar 4G LTE, Wi-Fi hotspot	2016–2019	all trims: S GM factory document — 2016 buick cascada order guide copy gm authority, p.2, p.6. GM factory document — 2017 buick cascada order guide copy gm authority, p.2, p.11. GM factory document — 2018 buick cascada order guide copy gm authority, p.2, p.11. GM factory document — 2019 buick cascada order guide copy gm authority, p.2, p.11.	Factory-verified
VY7	Shift knob, leather-wrapped	2016–2019	all trims: S GM factory document — 2016 buick cascada order guide copy gm authority, p.2, p.6. GM factory document — 2017 buick cascada order guide copy gm authority, p.3, p.12. GM factory document — 2018 buick cascada order guide copy gm authority, p.2, p.12. GM factory document — 2019 buick cascada order guide copy gm authority, p.2, p.12.	Factory-verified
XJ2	Suspension, sport tuned	2016–2019	all trims: S GM factory document — 2016 buick cascada order guide copy gm authority, p.4, p.10. GM factory document — 2017 buick cascada order guide copy gm authority, p.4, p.15. GM factory document — 2018 buick cascada order guide copy gm authority, p.4, p.16. GM factory document — 2019 buick cascada order guide copy gm authority, p.4, p.16.	Factory-verified
Paint
19T	Convertible top color, Black	2016–2019	all trims: S; the 2019 guide calls it Ebony GM factory document — 2016 buick cascada order guide copy gm authority, p.3, p.8. GM factory document — 2017 buick cascada order guide copy gm authority, p.3, p.13. GM factory document — 2018 buick cascada order guide copy gm authority, p.3, p.13, p.17. GM factory document — 2019 buick cascada order guide copy gm authority, p.3, p.13, p.17.	Factory-verified
21J	Convertible top color, Malbec	2018–2019	1SP: O; requires 4AA with G0Y, GAZ or GB9 paint, or 4CG with GAZ or GB9 paint (2018) or G0Y paint (2019); the 2018 colour-and-trim matrix shows 21J with 4CG only on G0Y GM factory document — 2018 buick cascada order guide copy gm authority, p.7, p.13, p.17. GM factory document — 2019 buick cascada order guide copy gm authority, p.7, p.13, p.17.	Factory-verified
21K	Convertible top color, Sweet Mocha	2018–2019	1SP: O; only with GAZ or GB9 paint; the 2018 guide spells it Sweet Mokka GM factory document — 2018 buick cascada order guide copy gm authority, p.7, p.13, p.17. GM factory document — 2019 buick cascada order guide copy gm authority, p.7, p.13, p.17.	Factory-verified
G0Y	Rioja Red Metallic	2018–2019	1SP: O, premium paint; new for 2018 GM factory document — 2018 buick cascada order guide copy gm authority, p.17. GM factory document — 2019 buick cascada order guide copy gm authority, p.17.	Factory-verified
G6R	Carrageen	2018	1SH: O; new for 2018 GM factory document — 2018 buick cascada order guide copy gm authority, p.17.	Factory-verified
GAR	Carbon Black Metallic	2016	premium paint; deleted for 2017 (GM Authority's 2017 page) GM factory document — 2016 buick cascada order guide copy gm authority, p.11.	Factory-verified
GAZ	Summit White	2016–2019	2017–2018: 1SV, 1SP only; 2019: requires PI3 on 1SH GM factory document — 2016 buick cascada order guide copy gm authority, p.11. GM factory document — 2017 buick cascada order guide copy gm authority, p.16. GM factory document — 2018 buick cascada order guide copy gm authority, p.17. GM factory document — 2019 buick cascada order guide copy gm authority, p.17.	Factory-verified
GB9	Ebony Twilight Metallic	2017–2019	2017–2018: 1SP only, premium paint; 2019: not on 1SV, requires PI3 on 1SH; new for 2017 (GM Authority's 2017 page) GM factory document — 2017 buick cascada order guide copy gm authority, p.16. GM factory document — 2018 buick cascada order guide copy gm authority, p.17. GM factory document — 2019 buick cascada order guide copy gm authority, p.17.	Factory-verified
GDB	Toasted Coconut Metallic	2016–2017	premium paint; 2017: 1SP only; the 2016 guide prints Toasted Coconut GM factory document — 2016 buick cascada order guide copy gm authority, p.11. GM factory document — 2017 buick cascada order guide copy gm authority, p.16.	Factory-verified
GDX	Dark Moon Blue Metallic	2018–2019	premium paint; 2018: 1SV, 1SP only; 2019: not on 1SH; the 2018 guide prints Darkmoon GM factory document — 2018 buick cascada order guide copy gm authority, p.17. GM factory document — 2019 buick cascada order guide copy gm authority, p.17.	Factory-verified
GG7	Sport Red	2019	1SH only; 2018 is left out: that guide offers it only with PI3, whose contents include it (pages 13 and 17), so it does not support the year (rule 11(a)) GM factory document — 2019 buick cascada order guide copy gm authority, p.17.	Factory-verified
GR5	Smoked Pearl Metallic	2017–2019	1SP only, premium paint; new for 2017 (GM Authority's 2017 page) GM factory document — 2017 buick cascada order guide copy gm authority, p.16. GM factory document — 2018 buick cascada order guide copy gm authority, p.17. GM factory document — 2019 buick cascada order guide copy gm authority, p.17.	Factory-verified
GWD	Flip Chip Silver Metallic	2016–2019	premium paint; 2017–2019: 1SP only GM factory document — 2016 buick cascada order guide copy gm authority, p.11. GM factory document — 2017 buick cascada order guide copy gm authority, p.16. GM factory document — 2018 buick cascada order guide copy gm authority, p.17. GM factory document — 2019 buick cascada order guide copy gm authority, p.17.	Factory-verified
GWH	Graystone Metallic	2016	premium paint; deleted for 2017 (GM Authority's 2017 page) GM factory document — 2016 buick cascada order guide copy gm authority, p.11.	Factory-verified
GWJ	Deep Sky Metallic	2016–2017	premium paint; 2017: 1SV, 1SP only GM factory document — 2016 buick cascada order guide copy gm authority, p.11. GM factory document — 2017 buick cascada order guide copy gm authority, p.16.	Factory-verified
Interior Trim
4AA	Interior trim, Jet Black seats with Jet Black accents, perforated leather-appointed	2016–2019	all trims; 2016: required on 1SV; 2019 from the color and trim page GM factory document — 2016 buick cascada order guide copy gm authority, p.7. GM factory document — 2017 buick cascada order guide copy gm authority, p.6, p.12, p.16. GM factory document — 2018 buick cascada order guide copy gm authority, p.6, p.12, p.17. GM factory document — 2019 buick cascada order guide copy gm authority, p.17.	Factory-verified
4CG	Interior trim, Light Neutral seats with Jet Black accents, perforated leather-appointed	2016–2019	2016: 1SP; 2017–2019: 1SP, 1SH; 2019: the guide has no 4CG option row, so the year rests on 21J's requirement remark (pages 7 and 13, rule 11(b)); the 2019 color and trim page prints 4CG1 (footnote 1: not available on 1SV); the interior pages read Jet Black/Light Neutral GM factory document — 2016 buick cascada order guide copy gm authority, p.7, p.11. GM factory document — 2017 buick cascada order guide copy gm authority, p.6, p.12. GM factory document — 2018 buick cascada order guide copy gm authority, p.6, p.12. GM factory document — 2019 buick cascada order guide copy gm authority, p.7, p.13.	Factory-verified
V5Y	Interior trim decor, Piano Black	2016–2017	1SV, 1SP: S; 2017: 1SH: not available; the 2016 guide reads center foil panel, Piano Black; 2018–2019 are left out: those guides print it only as included in the 1SV and 1SP groups and, on 1SH, only with PI3 (page 12 of each), so they do not support the years (rule 11(a)) GM factory document — 2016 buick cascada order guide copy gm authority, p.2, p.6. GM factory document — 2017 buick cascada order guide copy gm authority, p.3, p.12.	Factory-verified
Internal / Process
FE9 internal	Emissions, federal requirements	2016–2019	; all trims: O GM factory document — 2016 buick cascada order guide copy gm authority, p.9. GM factory document — 2017 buick cascada order guide copy gm authority, p.7, p.14. GM factory document — 2018 buick cascada order guide copy gm authority, p.7, p.15. GM factory document — 2019 buick cascada order guide copy gm authority, p.7, p.15.	Factory-verified
NB8 internal	Emissions override, California	2016–2019	; all trims: O; lets a dealer in a California-emissions state order federal emissions; requires FE9 GM factory document — 2016 buick cascada order guide copy gm authority, p.9. GM factory document — 2017 buick cascada order guide copy gm authority, p.7, p.14. GM factory document — 2018 buick cascada order guide copy gm authority, p.7, p.15. GM factory document — 2019 buick cascada order guide copy gm authority, p.7, p.15.	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 cascada order guide copy gm authority, p.9. GM factory document — 2017 buick cascada order guide copy gm authority, p.7, p.14. GM factory document — 2018 buick cascada order guide copy gm authority, p.7, p.15. GM factory document — 2019 buick cascada order guide copy gm authority, p.7, p.15.	Factory-verified
NC7 internal	Emissions override, federal	2016–2019	; all trims: O; requires YF5 or NE1 GM factory document — 2016 buick cascada order guide copy gm authority, p.9. GM factory document — 2017 buick cascada order guide copy gm authority, p.7, p.14. GM factory document — 2018 buick cascada order guide copy gm authority, p.8, p.15. GM factory document — 2019 buick cascada order guide copy gm authority, p.7, p.15.	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 cascada order guide copy gm authority, p.9. GM factory document — 2017 buick cascada order guide copy gm authority, p.7, p.14. GM factory document — 2018 buick cascada order guide copy gm authority, p.7, p.15. GM factory document — 2019 buick cascada order guide copy gm authority, p.7, p.15.	Factory-verified
YF5 internal	Emissions, California requirements	2016–2019	; all trims: O GM factory document — 2016 buick cascada order guide copy gm authority, p.9. GM factory document — 2017 buick cascada order guide copy gm authority, p.7, p.14. GM factory document — 2018 buick cascada order guide copy gm authority, p.7, p.15. GM factory document — 2019 buick cascada order guide copy gm authority, p.7, p.15.	Factory-verified
R9Y internal	Fleet free maintenance credit, in place of up to 2 free maintenance visits in the first 24 months and 24,000 miles	2016–2019	; all trims: O; fleet and government order types only GM factory document — 2016 buick cascada order guide copy gm authority, p.10. GM factory document — 2017 buick cascada order guide copy gm authority, p.8, p.15. GM factory document — 2018 buick cascada order guide copy gm authority, p.8, p.16. GM factory document — 2019 buick cascada order guide copy gm authority, p.8, p.16.	Factory-verified

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