2008 GMC Sierra Denali Q&A
2008 GMC Sierra Denali Question: why does my clock on the radio keep resetting when I start the truck?
How old is the battery? Does the starter trun the engine slowly when cranking? - pushrod
Also poss. 2 fuses for audio unit- 1- key-off constant power for memory, &2 for key-on for function. - ziptie12