- 2022–2023 Factory-verified
all trims: O; dealer-installed
PDG Factory-verified
Also described as LPO, Cargo PackageLPO, Summer/Winter Package
Also documented for CadillacChevroletGMC
Documented applications
- 2025–2027 Factory-verified
O on all trims; includes SHX and W2D, plus SD3 in 2025 and VRS from 2026
- 2019 Factory-verified
2019: Preferred, Preferred II, Essence, Avenir, GS: O (2019 Sportback order guide)
This page aggregates every documented appearance of PDG in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.