- 2000–2001 Factory-verified
AN4 Factory-verified
Also documented for BuickChevroletOldsmobilePontiac
Documented applications
- 2000–2001 Factory-verified
- 1998–1999 Factory-verified
- 1998–2000 Factory-verified
- 1998–2001 Factory-verified
This page aggregates every documented appearance of AN4 in the Cadillac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.