- 1990 Factory-verified
only in: 1990 Indy pace car coupe; includes AU3; the 1990 option lines print the code only in cross-references ("NA Group NDAB", "Reqs Group NDAB", "Incl w/Group NDA2"), and the page's group list also names it
GM Heritage factory kit — 1990 Chevrolet Beretta, p.9.
NDA2 Factory-verified
Documented applications
This page aggregates every documented appearance of NDA2 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.