Trim package, High Country

Years 2022–26 Models 4 Factory citations 12

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Documented applications

Silverado HD (T1XX, 2020–2027)

2023 Factory-verified

GM factory document — 2023 chevrolet 23silverado 2500 3500hd electrical body builder sm en us 2022oct12, p.11.

Silverado — T1XX (2019–2026)

2022–2026 Factory-verified

GM factory document — 2022 chevrolet 22 silverado 1500 new electrical body builder 042822, p.11.
GM factory document — 2023 chevrolet 23 silverado 1500 electrical body builder sm en us 2022oct24, p.11.
GM factory document — 2024 chevrolet 24 silverado1500 electrical body builder 2023nov29, p.13.
GM factory document — 2025 chevrolet my25 silverado 1500 electrical bbm, p.11.
GM factory document — 2026 chevrolet silverado 1500 electrical body builder manual service manual 2026 en us, p.7.

Suburban — T1XX (2021–2027)

2022–2023, 2026 Factory-verified

GM factory document — 2022 chevrolet 22 suburban tahoe electrical body builder sm u 2021oct08, p.10.
GM factory document — 2023 chevrolet 23 suburban tahoe electrical body builder sm en us 2022sep13, p.10.
GM factory document — 2026 chevrolet suburban tahoe electrical body builder manual service manual 2026 en us, p.6.

Tahoe — T1XX (2021–2027)

2022–2023, 2026 Factory-verified

GM factory document — 2022 chevrolet 22 suburban tahoe electrical body builder sm u 2021oct08, p.10.
GM factory document — 2023 chevrolet 23 suburban tahoe electrical body builder sm en us 2022sep13, p.10.
GM factory document — 2026 chevrolet suburban tahoe electrical body builder manual service manual 2026 en us, p.6.

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