- 1998 Factory-verified
the 1998 list prints AO1 with a letter O; GM's lists print A01 elsewhere as a full tint windshield, a different part.
AO1 Factory-verified
Also documented for ChevroletOldsmobilePontiac
Documented applications
This page aggregates every documented appearance of AO1 in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.