- 2027 Factory-verified
includes B1J, CGN
WPQ Factory-verified
Also documented for Cadillac
Documented applications
- 2025–2027 Factory-verified
only in: 2500 HD, 3500 HD
- 2020, 2022–2026 Factory-verified
the 2020 list reads "Bed Protection Package";
This page aggregates every documented appearance of WPQ in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.