- 1998–1999 Factory-verified
DD6 Factory-verified
Also described as Mirror, inside rearview, light sensitive, with dual reading lamps
Also documented for GMCOldsmobilePontiac
Documented applications
- 2000–2005 Factory-verified
The 2005 order guide calls it auto-dimming.
GM Heritage factory kit — 2000 Chevrolet Impala, p.42.GM Heritage factory kit — 2005 Chevrolet Impala, p.24.
- 2006–2009 Factory-verified
- 2000–2007 Factory-verified
Also in the kit's Monte Carlo order guide.
GM Heritage factory kit — 2005 Chevrolet Monte Carlo, p.97.GM Heritage factory kit — 2006 Chevrolet Monte Carlo, p.110.
- 1998–1999 Factory-verified
This page aggregates every documented appearance of DD6 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.