- 2001–2002 Factory-verified
UL9 Factory-verified
Also described as Radio, AM/FM stereo, seek/scan, auto reverse music search cassette, CD, auto tone, clock, ETR, Bose
Also documented for CadillacChevrolet
Documented applications
- 2001–2002 Factory-verified
- 2001–2002 Factory-verified
This page aggregates every documented appearance of UL9 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.