- 2016–2018 Factory-verified
2018: 1SL, 1SN, 1SP: O, dealer-installed; includes integrated cargo liner (CAV), body-color splash guards (VRV) and roof rack cross rails (VLL); 2016: not with Saffron Red Metallic (GFT); 2018: not with PDH or S6W
PCH Factory-verified
Also documented for CadillacChevroletGMCPontiac
Documented applications
This page aggregates every documented appearance of PCH in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.