- 2025–2027 Factory-verified
Preferred, Sport Touring: O; Avenir: S; includes UV6, AAB, UG1, KI6, A9U, AS8 and CMO, and from 2026 DRZ
WPG Factory-verified
Also documented for ChevroletSaturn
Documented applications
This page aggregates every documented appearance of WPG in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.