- 2003–2008 Factory-verified
KG3 Factory-verified
Also documented for BuickCadillacChevroletGMCOldsmobilePontiac
Documented applications
- 2007–2009 Factory-verified
This page aggregates every documented appearance of KG3 in the Hummer reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.