- 2027 Factory-verified
PQB Factory-verified
Also described as Trail Boss Premium Package
Documented applications
- 2025–2027 Factory-verified
only in: 2500 HD, 3500 HD; the Silverado 1500 doc reads this code as the Trail Boss Premium Package
- 2020, 2025–2026 Factory-verified
This page aggregates every documented appearance of PQB in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.