My 2002 GMC will start sometimes and never other times

Asked by Feb 12, 2019 at 09:57 AM about the 2002 GMC Sierra 1500 SL Extended Cab LB

Question type: General

new battery new starter it will start today and let it sit for while then it will start. you bang on it some times it will start for one day

1 Answer

55,295

I'd suspect loose or corroded connections that occasionally cause resistance and will not let enough juice to pass to start the car. Might also be that the alternator is going out.

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