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What would make the iac open fully and stay there on a 1996 chevy vortec 305?
my trk will idle anywhere between 2000 and 3000 rpm if i so much as touch the the throttle i have replaced the tps plugs wires dist cap rotor fuel filter. im at my wits end i now have the iac unplugged but im afraid of what it may do to my engine.
4 AnswersChevrolet1 decade ago