- 2003–2009 Factory-verified
AU5 Factory-verified
Also described as Lock control, entry, remote entry, low powerLock control, remote entry, low power
Also documented for BuickCadillacChevroletHummerOldsmobile
Documented applications
- 2001 Factory-verified
- 2000, 2001, 2004, 2005 Factory-verified
- 2001–2002 Factory-verified
- 2007–2009 Factory-verified
The 2009 list adds do not use after the 2009 model year.
This page aggregates every documented appearance of AU5 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.