ok here is whats going on i have 84 gn that i cant get to idle down. i replaced tps set ok .42 did tap test on maf idle stayed the same. i cleaned iac nad reset still idles very high. ireplaced ecm with 86-87 model still idles high but now the iac doesen't cycle like it did before. any hlp would be helpful thanks.
hi idle
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okay, I don't know anything bout the hot air cars, but, what does your iac read in Park with the ac off?
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Not that I am aware of. YOu might try turning the iac ccw about half a turn, restarting and see if that helps.
On the ic cars, the iac screw normally has about a thread and a half sticking thru the other side when it is close. Have not idea if that is the same on hot airs, or not.
On the ic cars, the iac screw normally has about a thread and a half sticking thru the other side when it is close. Have not idea if that is the same on hot airs, or not.
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