- 2003–2007 Factory-verified
TR3 Factory-verified
Also described as Grille, radiator, body color, chrome emblemGrille, radiator, body color with chrome emblem
Also documented for CadillacChevrolet
Documented applications
- 2003–2007 Factory-verified
- 2007–2008 Factory-verified
- 2004–2006 Factory-verified
This page aggregates every documented appearance of TR3 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.