- 2016, 2018–2019 Factory-verified
only in: Z06; 1LZ, 2LZ: O; 2016, 2019: from GM order-guide copies (Corvette Action Center; 2019 also GM Authority)
SM8 Factory-verified
Documented applications
This page aggregates every documented appearance of SM8 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.