This topic contains 1 reply, has 1 voice, and was last updated by Ron 1 week, 6 days ago.
My idle surges from 1000 to 2500 constantly until I unplug my IAC valve. I have cleaned my egr ports and tried a new IAC valve but I still have the same problem? Something is telling the valve to stay wide open when it is plugged in??? Could a temperature sensor be causing it?
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