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1997 GMC Yukon Question: burning out rotor cap



Visitor, 5.7L V8, Kingwood, TX, March 03, 2011, 19:31

changed rotor cap and dist cap three weeks later same thing purchased best one they had, burned out rotor cap 1 week. im thinking change out rotor cap and dist cap, wires and plugs. any other ideas?

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  • Answer #1

    patrick mannion from Greg Solow's Engine Room, March 03, 2011, 22:23

    High resistance in the coil high tension wire could cause a high voltage requirement /extra current transferred by rotor to ignition distributor cap.

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