1990 Chevrolet Corvette Q&A

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

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.. -
Answer 1
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: https://repairpal.com/directory?address=76052&car_brand_names=Chevrolet -