- 1998–2000 Factory-verified
PNF Factory-verified
Also described as Interior trim panels, deleteLPO, performance air filter, replacement
Also documented for Chevrolet
Documented applications
- 2003–2007 Factory-verified
- 2023 Factory-verified
This page aggregates every documented appearance of PNF in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.