T3S ✓ Factory-verified

GMC · Regular Production Option

Daytime running lamps, separate cavity, LED

Years 2019, 2022–23 Models 3 Factory citations 5

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Also described as Daytime running lamps, LED signature

Also documented for BuickChevrolet

Documented applications

Terrain — Second generation (D2XX) (2018–2024) →

• 2019 ✓ Factory-verified

  all trims: S

  ⛭ GM factory document — 2019 gmc terrain order guide copy gm authority, p.6, p.37.

Yukon — T1XX (2021–2027) →

• 2022–2023 ✓ Factory-verified
  ⛭ 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.

Yukon XL — T1XX (2021–2027) →

• 2022–2023 ✓ Factory-verified
  ⛭ 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.

This page aggregates every documented appearance of T3S in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.