- 1969 Confirmed
thru end of calendar 1968
AR1 Factory-verified
Also described as Head restraint delete (credit)Less Head RestraintLess head restraint
Also documented for GMCPontiac
Documented applications
- 1969 Confirmed
- 1969 Confirmed
- 1998, 2000, 2002–2005 Factory-verified
- 2008 Factory-verified
- 2009 Factory-verified
This page aggregates every documented appearance of AR1 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.