Comfort and Convenience Package

Years 2019–20, 2022–27 Models 2 Factory citations 11

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Also described as Convenience package

Also documented for Buick Cadillac Chevrolet Saturn

Documented applications

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

2023–2027 Factory-verified

2025: Elevation: O; AT4, Denali: not offered; 2026–2027: Elevation: O; AT4, AT4X, Denali: not offered; the upfitter lists name it a comfort and convenience sales package

GM factory document — 2023 gmc 23canyon electrical body builder 2023march13, p.13.
GM factory document — 2024 gmc 24 canyon electrical body builder manual 2023oct04, p.14.
GM factory document — 2025 gmc canyon fleet order guide, p.12.
GM factory document — 2026 gmc canyon fleet order guide, p.15.
GM factory document — 2027 gmc canyon fleet order guide, p.15.

Sierra — T1XX (2019–2026)

2019–2020, 2022–2025 Factory-verified

the 2024–2025 lists print its contents under the code (heated rear seats, universal garage door opener, power rear sliding window and others)

GM factory document — 2019 gmc 19 sierra 1500 body builder feb 20, p.15.
GM factory document — 2020 gmc 20 sierra 1500 electrical body buil 1, p.16.
GM factory document — 2022 gmc 22 sierra 1500 new electrical body builder sm en us 2022jul20, p.15.
GM factory document — 2023 gmc 23 sierra 1500 electrical body builder sm en us 2022oct12, p.16.
GM factory document — 2024 gmc 24 sierra 1500 sm electrical body builder esid 23dec12, p.18.
GM factory document — 2025 gmc my25 sierra 1500 electrical bbm, p.16.

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