20 Most Recent
1999 GMC Sierra 3500 Questions & Answers
Bright went out after replacing the headlight
Replace with new bulb you must not touch the glass part of the bulb.oils from fingers will cause it to burn out, also make sure that there is no condensation inside of the bulb housing as this will cause the bulb to short out and possibly cause a fire
ECM I fuse keeps blowing
For the ECM 1 fuse to open you obviously have a short to ground , start with the injector disconnected and see if ECM 1 fuse still blows.If it does disconnect crank sensor, also inspect wires for the injectors or any rub through wires here is a diagram
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