Equipment, daytime running lamp and headlamps control, delete

Years 2003, 2006–09, 2014, 2016, 2025–27 Models 10 Factory citations 30

Also described as Headlamps, daytime running lamps and automatic headlamp control delete (SEO)Headlamps, daytime running lamps and automatic headlamp control delete

Also documented for Cadillac GMC

Documented applications

Avalanche — GMT900 (2007–2013)

2007–2009 Factory-verified

GM factory document — 2007 chevrolet avalanche 2wd rpo code list, p.1.
GM factory document — 2008 chevrolet avalanche 2wd rpo code list, p.1.
GM factory document — 2009 chevrolet avalanche 2wd rpo code list, p.1.

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.

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.

Monte Carlo — sixth generation (2000–2007)

2006–2007 Factory-verified

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 — T1XX (2019–2026)

2025–2026 Factory-verified

GM factory document — 2025 chevrolet silverado 1500 retail and fleet fleet order guide rpo codes, p.1.
GM factory document — 2026 chevrolet silverado 1500 retail and fleet fleet order guide rpo codes, p.1.

Suburban — GMT900 (2007–2014)

2007–2009 Factory-verified

GM factory document — 2007 chevrolet chevy suburban 2wd rpo code list, p.1.
GM factory document — 2008 chevrolet chevy suburban 2wd rpo code list, p.1.
GM factory document — 2009 chevrolet chevy suburban 2wd rpo code list, p.1.

Tahoe — GMT800 (2000–2006)

2003, 2006 Factory-verified

The order guides print it as the delete of the standard daytime running lamps and automatic headlamp control, for police stealth surveillance

GM Heritage factory kit — 2003 Chevrolet Tahoe, p.158.
GM Heritage factory kit — 2006 Chevrolet Tahoe, p.155.

Tahoe — GMT900 (2007–2014)

2007–2009, 2014 Factory-verified

Trim marks in the 2014 guides: Police: O; Special Service: O.

GM factory document — 2007 chevrolet tahoe 2wd rpo code list, p.1.
GM factory document — 2008 chevrolet tahoe 2wd rpo code list, p.1.
GM factory document — 2009 chevrolet tahoe 2wd rpo code list, p.1.
GM factory document — 2014 chevrolet tahoe police vehicle fleet order guide wayback, p.3.
GM factory document — 2014 chevrolet tahoe special service vehicle fleet order guide wayback, p.3.
GM Heritage factory kit — 2007 Chevrolet Tahoe, p.31, p.182.

Tahoe — K2XX (2015–2020)

2016 Factory-verified

2016: Police Vehicle, Special Service: A; for police surveillance use

GM factory document — 2016 chevrolet tahoe police vehicle fleet order guide wayback, p.3.
GM factory document — 2016 chevrolet tahoe special service vehicle fleet order guide wayback, p.3.

Tahoe — T1XX (2021–2027)

2025–2027 Factory-verified

2027: police guides: O on both columns; only in: Police Package and Special Service models

GM factory document — 2025 chevrolet new tahoe police package and special service fleet order guide, p.10.
GM factory document — 2026 chevrolet tahoe police package and special service fleet order guide, p.10.
GM factory document — 2027 chevrolet tahoe police package and special service fleet order guide, p.10.

This page aggregates every documented appearance of 9G8 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.