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1990 Chevrolet Corvette Question: Engine Idle surge after warm with no load



, Haslet, TX, May 20, 2011, 16:07

The engine idle surges until I turn on the air conditioner.. No vacuum leaks found.. what could be the problem.. THought might be head gasket, checked the block for leaks and nothing... In need of help..

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  • Answer #1

    May 20, 2011, 16:36

    Check you ignition wires ASAP, I have replaced wires on Vettes of this era for this very problem which is a hunting or surging idle, with out any load that goes away with the A/C on.

    here are some shops:


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