COMPUTER 2004 GMC SIERRA 5.3L

Asked by harveyd1952 Oct 22, 2014 at 08:37 AM about the 2004 GMC Sierra 1500 4 Dr SLE 4WD Extended Cab LB

Question type: Maintenance & Repair

ELECTRICAL SYSTEM HAS GONE CRAZY , DOOR LOCKS ACT ERRACTICALLY , DASH LIGHTS WONT GO OUT , RADIO DOES WHAT EVER IT WANTS ....I THINK ITS POSESSED ....CAN COMPUTER BE RE-SET OR DO I NEED A NEW ONE ?  AND WHERE IS IT LOCATED , THANKS

3 Answers
62,745

BoholMark answered 9 years ago

Disconnect the battery for about a half hour. That will reset the computer. I think the computer is on the drivers side kick panel. But not sure about that.

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