- 2001–2004 Factory-verified
the lists print 5AO (letter O); 5A0 in GM's later lists for the same gloss black grille
5A0 Factory-verified
Also described as Grille, gloss black
Also documented for Buick
Documented applications
This page aggregates every documented appearance of 5A0 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.