1989 gmc serria heater and headlights stopped working.checked wires, everything got working and when I put the heater back in it quit working and so did the headlights

Gerald Laclair

Asked by Dec 23, 2015 at 08:00 AM about the 1989 GMC Sierra 1500

Question type: Maintenance & Repair


2 Answers


go over the wiring agian test and check for bad fuses

Gerald Laclair

did that .nothing. finally stumbled on everything working .but when I put heater back in it shut off again

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