- 2014 Confirmed
GM Authority 2014 RPO list
DD1 Factory-verified
Also described as Mirror, inside rearview, dual reading lampsMirrors, outside, heated, power-adjustable, driver-side auto-dimming, body-color
Documented applications
- 2016, 2019, 2023 Factory-verified
- 1991–1993 Factory-verified
the 1991 sheet and guide add an electronic compass
GM Heritage factory kit — 1991 Chevrolet Caprice, p.80.GM Heritage factory kit — 1992 Chevrolet Caprice, p.43.GM Heritage factory kit — 1993 Chevrolet Caprice, p.62.
- 2013–2014 Factory-verified
new for 2013 (GM Authority 2013 changes page); 2LS, 1LT, LTZ: S
This page aggregates every documented appearance of DD1 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.