- 2025–2027 Factory-verified
2026–2027: A/D in LT 2 (requires ZL3 or 6K5; included with PCN); A/D in RS (included with PCN); not offered in LT 1
SIM Factory-verified
Also documented for GMC
Documented applications
This page aggregates every documented appearance of SIM in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.