- 1998–1999 Factory-verified
U23 Factory-verified
Also described as Odometer, tripInstrument cluster, trip odometer
Also documented for ChevroletOldsmobilePontiac
Documented applications
- 1987 Confirmed
no charge with LC2, U52 or WE2; gnttype.org's 1987 option sheet
- 1998 Factory-verified
This page aggregates every documented appearance of U23 in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.