i have a 1999 gmc jimmy and i replaced the alterntor and battery and my voltage gage keeps goin up and down and when my lights are on they flicker including the inside lights what could be wrong with it


Asked by Jun 28, 2016 at 11:27 PM about the 1999 GMC Jimmy 4 Dr SL SUV

Question type: Maintenance & Repair

1 Answer


Poor ground. Check ur battery cables and ground wires to frame and engine

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