- 2016 Factory-verified
2016: 1SD, 1SG: O; 1SL: O (included with PDU; the page prints the mark A1); includes T2X and T43
WBP Factory-verified
Also documented for ChevroletGMC
Documented applications
This page aggregates every documented appearance of WBP in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.