Paint, Desert Sand Metallic

Years 2021–24 Models 4 Factory citations 4

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Also described as Desert Sand MetallicPaint, Sand Dune Metallic

Also documented for Chevrolet

Documented applications

Canyon — Second generation (GMT31XX) (2015–2022)

2021–2022 Factory-verified

touch-up WA-661G; the upfitter list names it Sand Dune Metallic; 2021 from GM Authority, 2021 Canyon exterior colors and the 2021–2022 upfitter list

GM factory document — 2022 chevrolet 22 canyon colorado electrical body builder sm en us 2021oct15, p.10.

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

2023–2024 Factory-verified

name from GM Authority (2025 changes article, which lists it as deleted for 2025); the upfitter lists read Sand Dune Met-1 (661G)

GM factory document — 2023 gmc 23canyon electrical body builder 2023march13, p.11.
GM factory document — 2024 gmc 24 canyon electrical body builder manual 2023oct04, p.11.

Sierra — T1XX (2019–2026)

2023 Factory-verified

touch-up 661G

GM factory document — 2023 gmc 23 sierra 1500 electrical body builder sm en us 2022oct12, p.11.

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

2023 Single-source

AT4, and SLE and SLT with the Elevation package; not on Denali; dropped for 2024 (GM Authority 2024 paint-loss article; GM Authority 2024 changes page)

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