Where did my clock go

[CRP757]

Have an 08 Denali, with nav. Put in a new battery and now my clock is gone. Tried the reset no go.....Any ideas??

[Mr. Z71]

Not sure, but this might be what you're looking for. Watch this video... https://www.youtube.com/watch?v=bZz3RK_kXgc

 

[CRP757]

That worked...thanks a lot....any Idea what the other items in the diagnostics do???

[Mr. Z71]

Glad it worked. Sorry, I'm not familiar with the rest of the diagnostics stuff.