Lamp, dome, passenger

Years 1999, 2001–09, 2016–17, 2025–27 Models 14 Factory citations 43

Also described as Lighting, red and white LED auxiliary dome lamp located on headliner between front row seats (SEO)Lamp, front auxiliary dome, red and whitePassenger dome lamp, auxiliaryDome / reading lamps, passenger (roof console with reading lamps)Dome lamp prep, passengerDome lamp, passengerLamp, front auxiliary dome, red and white (SEO)Lighting, red and white front auxiliary dome (SEO)

Also documented for GMC

Documented applications

Blazer EV (2024–2027)

2025–2027 Factory-verified

only in: Police Package

GM factory document — 2025 chevrolet blazer ev police package fleet order guide rpo codes, p.1.
GM factory document — 2026 chevrolet blazer ev police package fleet order guide rpo codes, p.1.
GM factory document — 2027 chevrolet blazer ev police package fleet order guide rpo codes, p.1.

Caprice — Caprice PPV (2011–2017)

2017 Factory-verified

A

GM factory document — 2017 chevrolet caprice ppv order guide copy gm authority, p.5, p.10.

Impala — eighth generation (2000–2005)

2001–2005 Factory-verified

GM factory document — 2001 chevrolet impala rpo code list, p.1.
GM factory document — 2002 chevrolet impala rpo code list, p.1.
GM factory document — 2003 chevrolet impala rpo code list, p.1.
GM factory document — 2004 chevrolet impala rpo code list, p.1.
GM factory document — 2005 chevrolet impala rpo code list, p.1.
GM Heritage factory kit — 2001 Chevrolet Impala, p.35.
GM Heritage factory kit — 2004 Chevrolet Impala, p.31.

Impala — ninth generation (2006–2016)

2006–2009 Factory-verified

GM factory document — 2006 chevrolet impala rpo code list, p.1.
GM factory document — 2007 chevrolet impala rpo code list, p.1.
GM factory document — 2008 chevrolet impala rpo code list, p.1.
GM factory document — 2009 chevrolet impala rpo code list, p.1.

Lumina — second generation (1995–2001)

1999 Factory-verified

Special equipment option.

GM factory document — 1999 chevrolet lumina rpo code list, p.1.

Monte Carlo — fifth generation, W-body (1995–1999)

1999 Factory-verified

Special equipment option (SEO) in the list.

GM factory document — 1999 chevrolet monte carlo rpo code list, p.1.

Monte Carlo — sixth generation (2000–2007)

2001–2007 Factory-verified

GM factory document — 2001 chevrolet monte carlo rpo code list, p.1.
GM factory document — 2002 chevrolet monte carlo rpo code list, p.1.
GM factory document — 2003 chevrolet monte carlo rpo code list, p.1.
GM factory document — 2004 chevrolet monte carlo rpo code list, p.1.
GM factory document — 2005 chevrolet monte carlo rpo code list, p.1.
GM factory document — 2006 chevrolet monte carlo rpo code list, p.1.
GM factory document — 2007 chevrolet monte carlo rpo code list, p.1.

Silverado — GMT800 (1999–2007)

2001, 2005–2007 Factory-verified

the 2005 order guide gives a roof console with reading lamps

GM factory document — 2001 chevrolet chevy c silverado 2wd rpo code list, p.1.
GM Heritage factory kit — 2001 Chevrolet Silverado, p.60.
GM Heritage factory kit — 2005 Chevrolet Silverado 1500, p.196.
GM Heritage factory kit — 2006 Chevrolet Silverado, p.261.
GM Heritage factory kit — 2007 Chevrolet Silverado, p.276.

Silverado HD — GMT800 (2001–2007)

2001–2003, 2005 Factory-verified

years from Heritage kit pages, not in GM’s service list of that year: 2002 (kit list); 2003 (order guide); 2005 (order guide)

GM factory document — 2001 chevrolet chevy c silverado 2wd rpo code list, p.1.
GM Heritage factory kit — 2002 Chevrolet Silverado HD, p.45.
GM Heritage factory kit — 2003 Chevrolet Silverado 2500, p.224.
GM Heritage factory kit — 2005 Chevrolet Silverado 2500HD, p.208.

Silverado Medium Duty (GM515, 2019–2026)

2025–2026 Factory-verified

GM factory document — 2025 chevrolet silverado 4500 hd 5500 hd and 6500 hd fleet order guide rpo codes, p.1.
GM factory document — 2026 chevrolet silverado 4500 hd 5500 hd and 6500 hd fleet order guide rpo codes, p.1.

Suburban — GMT800 (2000–2006)

2001 Factory-verified

GM factory document — 2001 chevrolet chevy suburban 2wd rpo code list, p.1.

Tahoe — GMT800 (2000–2006)

2001–2002 Factory-verified

2002 comes from the 2003 Tahoe Special Service Vehicle kit change notes (p.177), which list "SEO (6C7) Roof console with reading lamps" among the 2003 deletions

GM factory document — 2001 chevrolet tahoe 2wd rpo code list, p.1.
GM Heritage factory kit — 2003 Chevrolet Tahoe, p.177.

Tahoe — K2XX (2015–2020)

2016 Factory-verified

2016: Police Vehicle, Special Service: A; on the headliner between the front seats, red LED and white incandescent, wired apart from the dome lamp

GM factory document — 2016 chevrolet tahoe police vehicle fleet order guide wayback, p.2.
GM factory document — 2016 chevrolet tahoe special service vehicle fleet order guide wayback, p.2.

Tahoe — T1XX (2021–2027)

2025–2027 Factory-verified

2027: police guides: O on both columns; only in: Police Package and Special Service models; red and white LED auxiliary dome lamp on the headliner between the front seats, wired independently from the standard dome lamp

GM factory document — 2025 chevrolet new tahoe police package and special service fleet order guide, p.9.
GM factory document — 2026 chevrolet tahoe police package and special service fleet order guide, p.9.
GM factory document — 2027 chevrolet tahoe police package and special service fleet order guide, p.9.

This page aggregates every documented appearance of 6C7 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.