- 2013 Confirmed
deleted for 2014; the changes name DSC, DSF and DSD together without their colors (GM Authority 2014 RPO changes); 2013 from the 2014 deletion list
DSD Confirmed
Documented applications
This page aggregates every documented appearance of DSD in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.