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Home >> GMC >> 1993 >> Forward Control 6.2 J, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes - V6 >> Self-Diagnostic Tests >> IAC Valve Reset Procedure >> Notes

IAC Valve Reset Procedure: Notes

Turn ignition off for 10 seconds. Start and run engine for 5 seconds. Turn ignition off another 10 seconds.