CJ2 Factory-verified

Buick · Regular Production Option

HVAC system, air conditioner, front, automatic temperature control, auxiliary temperature control

Years 1998–09, 2012, 2014–19, 2022–23, 2025–27 Models 22 Factory citations 65

Also described as Air conditioning, dual-zone automatic climate controlAir conditioning, tri-zone automatic climate control, with individual climate settings for driver, right front passenger and rear seat occupantsHVAC system, air conditioner front, automatic temperature control, auxiliary temperature controlAir conditioning, tri-zone automatic climate control, with individual settings for driver, right front passenger and rear seat occupantsAir conditioning, dual-zone automatic climate control, individual settings for driver and right-front passengerAir conditioning, dual-zone automatic climate control with individual climate settings for driver and right-front passengerAir conditioning, dual-zone automatic climate control, individual driver and front passenger settingsAir conditioning, dual-zone automatic climate control, separate driver and right-front passenger settingsHVAC system, air conditioning, front, automatic temperature control, auxiliary temperature controlHVAC system, air conditioning, automatic dual and rear ComfortempHVAC system, air conditioning front, automatic temperature control, auxiliary temperature controlHVAC system, front air conditioning, automatic temperature control, auxiliary temperature controlAir conditioning, dual-zone automatic climate control, activates on remote start

Also documented for Cadillac Chevrolet GMC Hummer Oldsmobile Pontiac Saturn

Documented applications

Cascada — Delta II (2016–2019)

2016–2019 Factory-verified

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.

Century — W-body (1997–2005)

1998–2005 Factory-verified

GM factory document — 1998 buick century rpo code list, p.1.
GM factory document — 1999 buick century rpo code list, p.1.
GM factory document — 2000 buick century rpo code list, p.1.
GM factory document — 2001 buick century rpo code list, p.1.
GM factory document — 2002 buick century rpo code list, p.1.
GM factory document — 2003 buick century rpo code list, p.1.
GM factory document — 2004 buick century rpo code list, p.1.
GM factory document — 2005 buick century rpo code list, p.1.

Enclave — C1XX (2018–2024)

2018, 2022–2023 Factory-verified

S on all trims

GM factory document — 2018 buick enclave fleet order guide wayback, p.1.
GM factory document — 2022 buick enclave order guide copy nhtsa docket, p.2, p.18.
GM factory document — 2023 buick enclave order guide copy autoevolution wayback, p.2, p.17.

Enclave — Lambda / GMT967 (2008–2017)

2008–2009 Factory-verified

GM factory document — 2008 buick enclave rpo code list, p.1.
GM factory document — 2009 buick enclave rpo code list, p.1.

Enclave — VSS-S (2025–2027)

2025–2027 Factory-verified

S on all trims

GM factory document — 2025 buick all new enclave fleet order guide, p.1.
GM factory document — 2026 buick enclave fleet order guide, p.1.
GM factory document — 2027 buick enclave fleet order guide, p.1.

Encore — Gamma II (2013–2022)

2014, 2018–2019 Factory-verified

2014: not on Base; 2018: Sport Touring: O (requires IO6); Preferred II, Essence, Premium: S; 2019: Sport Touring: O; Essence: S; includes DD8 from 2018

GM factory document — 2014 buick encore fleet order guide wayback, p.2.
GM factory document — 2018 buick encore order guide copy gm authority, p.1, p.14.
GM factory document — 2019 buick encore order guide copy gm authority, p.1, p.12.

Encore GX — VSS-F (2020–2027)

2025–2027 Factory-verified

Avenir: S

GM factory document — 2025 buick encore gx fleet order guide, p.1.
GM factory document — 2026 buick encore gx fleet order guide, p.1.
GM factory document — 2027 buick encore gx fleet order guide, p.1.

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

2017–2019 Factory-verified

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.

Envision — E2XX (2021–2027)

2025–2027 Factory-verified

2027: Preferred, Sport Touring: O; Avenir: S

GM factory document — 2025 buick envision fleet order guide rpo codes, p.1.
GM factory document — 2027 buick envision fleet order guide rpo codes, p.1.
GM factory document — 2027 buick envision fleet order guide, p.1.

LaCrosse — Epsilon II, 2nd gen (2010–2016)

2015 Factory-verified

2015: all groups: S

GM factory document — 2015 buick lacrosse fleet order guide wayback, p.2.

LaCrosse — W-body / GMX365 (2005–2009)

2005–2009 Factory-verified

TriShield agrees on the meaning.

GM factory document — 2005 buick lacrosse rpo code list, p.1.
GM factory document — 2007 buick lacrosse rpo code list, p.1.
GM factory document — 2009 buick lacrosse rpo code list, p.1.

LeSabre — H-body (1992–1999)

1998–1999 Factory-verified

GM factory document — 1998 buick lesabre rpo code list, p.1.
GM factory document — 1999 buick lesabre rpo code list, p.1.

LeSabre — H-body (2000–2005)

2000–2005 Factory-verified

TriShield agrees on the meaning.

GM factory document — 2000 buick lesabre rpo code list, p.1.
GM factory document — 2005 buick lesabre rpo code list, p.1.

Lucerne — G-body (2006–2011)

2006–2009 Factory-verified

TriShield agrees on the meaning.

GM factory document — 2006 buick lucerne rpo code list, p.1.
GM factory document — 2009 buick lucerne rpo code list, p.1.

Park Avenue — G-body (1997–2005)

1998–2005 Factory-verified

TriShield agrees on the meaning.

GM factory document — 1998 buick park avenue rpo code list, p.1.
GM factory document — 2005 buick park avenue rpo code list, p.1.

Rainier — GMT360 (2004–2007)

2004–2007 Factory-verified

GM factory document — 2004 buick rainier 2wd rpo code list, p.1.
GM factory document — 2007 buick rainier rpo code list, p.1.

Regal — E2XX (2018–2020)

2018–2019 Factory-verified

2019: Preferred II, Essence, Avenir, GS: S (2019 Sportback order guide)

GM factory document — 2018 buick regal sportback fleet order guide wayback, p.1.
GM factory document — 2018 buick regal tourx fleet order guide wayback, p.1.
GM factory document — 2019 buick regal sportback order guide copy gm authority, p.1.

Regal — Epsilon II, 5th gen (2011–2017)

2016 Factory-verified

2016: all groups: S

GM factory document — 2016 buick regal order guide copy gm authority, p.1, p.14.

Regal — W-body (1997–2004)

1998–2004 Factory-verified

GM factory document — 1998 buick regal rpo code list, p.1.
GM factory document — 1999 buick regal rpo code list, p.1.
GM factory document — 2000 buick regal rpo code list, p.1.
GM factory document — 2001 buick regal rpo code list, p.1.
GM factory document — 2002 buick regal rpo code list, p.1.
GM factory document — 2003 buick regal rpo code list, p.1.
GM factory document — 2004 buick regal rpo code list, p.1.

Rendezvous — U-body / GMT257 (2002–2007)

2002–2007 Factory-verified

The 2002 list prints "Temr" for temperature.

GM factory document — 2002 buick rendezvous awd rpo code list, p.1.
GM factory document — 2003 buick rendezvous awd rpo code list, p.1.
GM factory document — 2006 buick rendezvous awd rpo code list, p.1.
GM factory document — 2007 buick rendezvous fwd rpo code list, p.1.

Riviera — G-body (1995–1999)

1998–1999 Factory-verified

GM factory document — 1998 buick riviera rpo code list, p.1.
GM factory document — 1999 buick riviera rpo code list, p.1.

Verano — Delta II (2012–2017)

2012, 2016 Factory-verified

2016: all trims: S; 2012: GM 2012 ordering guide, all trims: S

GM factory document — 2016 buick verano fleet order guide wayback, p.2.
GM factory document — 2012 buick verano online ordering guide copy gm authority, p.1.

This page aggregates every documented appearance of CJ2 in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.