GMC Troubleshooting Questions? Ask a Mechanic for Answers
are both battery cables clean and tight at the battery ? will it start up or the key come out with a jump start connected too the battery ?
when these systems loose battery power the key will not come out due to the key release solenoid needs full battery power for it to work and release the key
99 % of these the battery is bad or the connections at the battery are not clean and tight causing this issue
bot***** *****ne is there is no voltage for anything to operate
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