- 2027 Factory-verified
touch-up WA-243L; 2027: Black interior only; not available at start of production; extra charge; Sierra EV reads "Paint, Azurite Blue Metallic"
G4M Factory-verified
Also documented for CadillacGMC
Documented applications
- 2027 Factory-verified
touch-up WA-243L; extra charge; only on 3LZ; late availability
This page aggregates every documented appearance of G4M in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.