- 2001 Factory-verified
U34 Factory-verified
Also described as Display, Celsius temperature
Also documented for CadillacChevroletHummer
Documented applications
- 2001 Factory-verified
- 2001–2006 Factory-verified
- 2007–2009 Factory-verified
This page aggregates every documented appearance of U34 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.