- 2007–2009 Factory-verified
US8 Factory-verified
Also documented for BuickCadillacChevroletHummerOldsmobilePontiacSaturn
Documented applications
- 2005–2009 Factory-verified
- 2005–2009 Factory-verified
- 2006, 2008–2010, 2014–2016, 2018 Factory-verified
- 2009 Factory-verified
- 2009, 2014 Factory-verified
the 2014 guides describe an AM/FM stereo with MP3 compatible CD player
- 2007–2009 Factory-verified
This page aggregates every documented appearance of US8 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.