- 2020–2021 Single-source
replaces RT7 for 2020 (GM Authority 2020 changes page); dropped for 2022 (GM Authority 2022 changes page)
PJT Single-source
Documented applications
This page aggregates every documented appearance of PJT in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.