- 2018 Single-source
in SPX, beside H1Y and H0V; the color is not named (GM Authority's 2018 Impala article, narrative package-contents section, which is not the credited 'Official RPO Changes' list)
HV9 Single-source
Also documented for Cadillac
Documented applications
This page aggregates every documented appearance of HV9 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.