Technology package

Years 2015–20, 2022–27 Models 8 Factory citations 30

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Also described as Technology Package

Also documented for Buick Cadillac GMC

Documented applications

Bolt EV — first generation (2017–2023)

2023 Factory-verified

only in: Bolt EUV

GM factory document — 2023 chevrolet 23 bolt euv body builder sm en us 2022aug29, p.9.

Bolt — second generation (2027)

2027 Factory-verified

LT, RS: O; includes DRZ, UV2, UKK, UVX, K7A and CE1; LT: also includes C70 and RTN, and requires YSE and WK7

GM factory document — 2027 chevrolet new bolt fleet order guide, p.6.

City Express (2015–2018)

2015–2018 Factory-verified

2018 guide: 1LT: O; 1LS: not offered; includes UHV, UP9, USR and U2K

GM factory document — 2015 chevrolet city express electrical body builders manual service manual 2015 en us, p.7.
GM factory document — 2017 chevrolet city express electrical body builders manual service manual 2017 en us, p.7.
GM factory document — 2018 chevrolet 18 city express bodybuilders sm 2 w cvr pg, p.9.
GM factory document — 2018 chevrolet city express order guide copy gm authority, p.5, p.21.

Colorado — Third generation (2023–2027)

2023–2027 Factory-verified

includes KSG, UKK and UV2; LT, Trail Boss, Z71, ZR2: O; WT: not offered

GM factory document — 2023 chevrolet 23colorado electrical body builder, p.10.
GM factory document — 2024 chevrolet 24colorado electrical body builder manual 18272478 2023oct09, p.11.
GM factory document — 2025 chevrolet colorado fleet order guide, p.26.
GM factory document — 2026 chevrolet colorado fleet order guide, p.30.
GM factory document — 2027 chevrolet colorado fleet order guide, p.29.

Silverado HD (T1XX, 2020–2027)

2023, 2025–2027 Factory-verified

only in: 2500 HD, 3500 HD

GM factory document — 2023 chevrolet 23silverado 2500 3500hd electrical body builder sm en us 2022oct12, p.10.
GM factory document — 2025 chevrolet silverado 2500 hd retail and fleet fleet order guide rpo codes, p.1.
GM factory document — 2026 chevrolet silverado 2500 hd retail and fleet fleet order guide rpo codes, p.1.
GM factory document — 2027 chevrolet silverado 2500 hd retail and fleet fleet order guide rpo codes, p.1.

Silverado — T1XX (2019–2026)

2019, 2020, 2022–2026 Factory-verified

GM factory document — 2020 chevrolet silverado 1500 fleet order guide wayback, p.1.
GM factory document — 2022 chevrolet 22 silverado 1500 new electrical body builder 042822, p.10.
GM factory document — 2023 chevrolet 23 silverado 1500 electrical body builder sm en us 2022oct24, p.10.
GM factory document — 2024 chevrolet 24 silverado1500 electrical body builder 2023nov29, p.13.
GM factory document — 2025 chevrolet silverado 1500 retail and fleet fleet order guide rpo codes, p.1.
GM factory document — 2026 chevrolet silverado 1500 retail and fleet fleet order guide rpo codes, p.1.
GM factory document — 2019 chevrolet silverado 1500 all new order guide copy gm authority, p.23.

Suburban — T1XX (2021–2027)

2025–2027 Factory-verified

2027: LT, RST, Z71, Premier, High Country: O

GM factory document — 2025 chevrolet new suburban fleet order guide, p.14.
GM factory document — 2026 chevrolet suburban fleet order guide, p.15.
GM factory document — 2027 chevrolet suburban fleet order guide, p.15.
GM factory document — 2026 chevrolet suburban tahoe electrical body builder manual service manual 2026 en us, p.6.

Tahoe — T1XX (2021–2027)

2025–2027 Factory-verified

2027: LT, RST, Z71, Premier, High Country: O

GM factory document — 2025 chevrolet new tahoe retail and fleet fleet order guide, p.15.
GM factory document — 2026 chevrolet tahoe retail and fleet fleet order guide, p.18.
GM factory document — 2027 chevrolet tahoe retail and fleet fleet order guide, p.17.
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 CWM in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.