- 2022–2023, 2025 Factory-verified
2025: Elevation, Denali, Denali Ultimate: O
SF2 Factory-verified
Also documented for Chevrolet
Documented applications
- 2022–2023, 2025 Factory-verified
2025: Elevation, Denali, Denali Ultimate: O
This page aggregates every documented appearance of SF2 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.