Fog lamps, front, LED

Years 2022–27 Models 4 Factory citations 16

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Also described as Fog lamps, LEDFog lamps, front LED

Also documented for Chevrolet

Documented applications

Acadia — Third generation (2024–2027)

2027 Factory-verified

AT4, Denali, Denali Ultimate: S; Elevation: O

GM factory document — 2027 gmc acadia fleet order guide, p.9.

Canyon — Third generation (VSS-T) (2023–2027)

2023–2027 Factory-verified

2025: Elevation: O; AT4, Denali: included in a package; 2026–2027: Elevation: O; AT4, AT4X, Denali: included in a package

GM factory document — 2023 gmc 23canyon electrical body builder 2023march13, p.12.
GM factory document — 2024 gmc 24 canyon electrical body builder manual 2023oct04, p.13.
GM factory document — 2025 gmc canyon fleet order guide, p.10.
GM factory document — 2026 gmc canyon fleet order guide, p.14.
GM factory document — 2027 gmc canyon fleet order guide, p.14.

Yukon — T1XX (2021–2027)

2022–2023, 2025–2027 Factory-verified

2027: S on all trims

GM factory document — 2022 gmc 22 yukon yukon xl electrical body builder sm u 2021oct13, p.12.
GM factory document — 2023 gmc 23 yukon yukon xl electrical body builder sm en us 092822, p.12.
GM factory document — 2025 gmc new yukon denali fleet order guide, p.6.
GM factory document — 2026 gmc yukon denali fleet order guide, p.6.
GM factory document — 2027 gmc yukon fleet order guide, p.6.

Yukon XL — T1XX (2021–2027)

2022–2023, 2025–2027 Factory-verified

2027: S on all trims

GM factory document — 2022 gmc 22 yukon yukon xl electrical body builder sm u 2021oct13, p.12.
GM factory document — 2023 gmc 23 yukon yukon xl electrical body builder sm en us 092822, p.12.
GM factory document — 2025 gmc new yukon xl denali fleet order guide, p.7.
GM factory document — 2026 gmc yukon xl denali fleet order guide, p.7.
GM factory document — 2027 gmc yukon xl fleet order guide, p.7.

This page aggregates every documented appearance of T40 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.