DD8 Factory-verified

Buick · Regular Production Option

Mirror, inside rearview, auto-dimming

Years 1998–09, 2012, 2014–19, 2022–23, 2025–27 Models 22 Factory citations 62

Also described as Mirror, inside rear view, light sensitiveMirror, inside rearview, light sensitiveMirror, inside rearview auto-dimmingMirror, inside, light sensitive

Also documented for Cadillac Chevrolet GMC Oldsmobile Pontiac Saturn

Documented applications

Cascada — Delta II (2016–2019)

2016–2018 Factory-verified

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.

Century — W-body (1997–2005)

1998–2004 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.

Enclave — C1XX (2018–2024)

2018, 2022–2023 Factory-verified

2018: Base, Essence, Premium: S; 2022–2023: Essence: S

GM factory document — 2018 buick enclave fleet order guide wayback, p.1.
GM factory document — 2022 buick enclave order guide copy nhtsa docket, p.4, p.22.
GM factory document — 2023 buick enclave order guide copy autoevolution wayback, p.4, p.21.

Enclave — Lambda / GMT967 (2008–2017)

2009 Factory-verified

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

Enclave — VSS-S (2025–2027)

2025–2027 Factory-verified

2025: S on all trims; 2026–2027: Preferred, Sport Touring: S; Avenir: not offered; 2025: replaced by DRZ when WQ1 is ordered

GM factory document — 2025 buick all new enclave fleet order guide, p.3.
GM factory document — 2026 buick enclave fleet order guide, p.3.
GM factory document — 2027 buick enclave fleet order guide, p.4.

Encore — Gamma II (2013–2022)

2014, 2018–2019 Factory-verified

2014: not on Base; 2018: Sport Touring with CJ2; Preferred II: included; Essence, Premium: S; 2019: Sport Touring with CJ2; Essence: S

GM factory document — 2014 buick encore fleet order guide wayback, p.2.
GM factory document — 2018 buick encore order guide copy gm authority, p.3, p.17.
GM factory document — 2019 buick encore order guide copy gm authority, p.2, p.15.

Encore GX — VSS-F (2020–2027)

2025–2027 Factory-verified

Avenir: S

GM factory document — 2025 buick encore gx fleet order guide, p.3.
GM factory document — 2026 buick encore gx fleet order guide, p.3.
GM factory document — 2027 buick encore gx fleet order guide, p.3.

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

2016–2019 Factory-verified

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.

Envision — E2XX (2021–2027)

2025–2027 Factory-verified

2027: Preferred, Sport Touring: 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.3.

Envista — VSS-F (2024–2027)

2025–2026 Factory-verified

Avenir: S

GM factory document — 2025 buick envista fleet order guide rpo codes, p.1.
GM factory document — 2025 buick envista fleet order guide, p.2.
GM factory document — 2026 buick envista fleet order guide rpo codes, p.1.
GM factory document — 2026 buick envista fleet order guide, p.2.

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

2012, 2015 Factory-verified

2015: all groups: S; part of PDD; 2012: GM Authority 2012 RPO list

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

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

2005–2009 Factory-verified

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 (2000–2005)

2000–2005 Factory-verified

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

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, 2003–2005 Factory-verified

The 1998 list prints the full wording with a trailing comma; the 2003-2005 lists abbreviate it.

GM factory document — 1998 buick park avenue rpo code list, p.1.
GM factory document — 2003 buick park avenue rpo code list, p.1.
GM factory document — 2005 buick park avenue rpo code list, p.1.

Regal — E2XX (2018–2020)

2018–2019 Factory-verified

2019: Preferred, 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.3.

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.3, p.17.

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)

2002–2003 Factory-verified

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

Riviera — G-body (1995–1999)

1998 Factory-verified

the 1998 list prints a trailing comma after the wording

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

Skylark — N-body (1992–1998)

1998 Factory-verified

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

Verano — Delta II (2012–2017)

2012, 2016 Factory-verified

2016: not on 1SV or 1SD; 2012: 1SG: within the group; 1SL: S (GM 2012 ordering guide)

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.2.

This page aggregates every documented appearance of DD8 in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.