- 2023–2027 Factory-verified
O on all trims
S1H Factory-verified
Also described as LPO, off-road recovery kit, dealer-installed
Also documented for GMC
Documented applications
- 2026 Factory-verified
2026: A/D in all groups
- 2023–2026 Factory-verified
This page aggregates every documented appearance of S1H in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.