- 1998 Factory-verified
GM prints "(D) (94)" after the name.
12D Factory-verified
Also documented for ChevroletGMCOldsmobilePontiac
Documented applications
- 1998 Factory-verified
GM prints "(D)(92)".
This page aggregates every documented appearance of 12D in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.