Daytime running lamps, reduced intensity low beam

Years 2014, 2016–19, 2022–23, 2025–27 Models 7 Factory citations 13

Also described as Daytime running lamps, with low beam headlampsLamp system, daytime running, reduced intensity low beamDaytime Running Lamps, reduced intensity low beam, LED

Also documented for Buick GMC

Documented applications

Camaro — Gen 5 Zeta (2010–2015)

2014 Confirmed

new for 2014 (GM Authority 2014 RPO changes); GM Authority 2014 RPO list

Caprice — Caprice PPV (2011–2017)

2017 Factory-verified

S

GM factory document — 2017 chevrolet caprice ppv order guide copy gm authority, p.2, p.12.

Suburban — T1XX (2021–2027)

2022–2023 Factory-verified

GM factory document — 2022 chevrolet 22 suburban tahoe electrical body builder sm u 2021oct08, p.12.
GM factory document — 2023 chevrolet 23 suburban tahoe electrical body builder sm en us 2022sep13, p.13.

Tahoe — T1XX (2021–2027)

2022–2023 Factory-verified

GM factory document — 2022 chevrolet 22 suburban tahoe electrical body builder sm u 2021oct08, p.12.
GM factory document — 2023 chevrolet 23 suburban tahoe electrical body builder sm en us 2022sep13, p.13.

Trailblazer — First generation, VSS-F (2021–2027)

2025–2027 Factory-verified

LS: S

GM factory document — 2025 chevrolet trailblazer fleet order guide, p.4.
GM factory document — 2026 chevrolet trailblazer fleet order guide, p.4.
GM factory document — 2027 chevrolet trailblazer limited fleet order guide, p.6.

Trax — first US generation (2015–2022)

2016, 2018–2019 Factory-verified

2016: all trims: S; 2018–2019: LS: S

GM factory document — 2016 chevrolet trax fleet order guide wayback, p.3.
GM factory document — 2018 chevrolet trax order guide copy gm authority, p.19.
GM factory document — 2019 chevrolet trax order guide copy gm authority, p.19.

Trax — Second generation, VSS-F (2024–2026)

2025–2026 Factory-verified

LS, 1RS: S

GM factory document — 2025 chevrolet trax fleet order guide, p.6.
GM factory document — 2026 chevrolet trax fleet order guide, p.6.

This page aggregates every documented appearance of T3W in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.