- 2009 Factory-verified
TGA Factory-verified
Also documented for BuickCadillacGMC
Documented applications
- 2015–2018 Factory-verified
- 2009 Factory-verified
- 2009 Factory-verified
- 2006, 2007, 2009 Factory-verified
This page aggregates every documented appearance of TGA in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.