1987 - 1996 F150 & Larger F-Series Trucks 1987 - 1996 Ford F-150, F-250, F-350 and larger pickups - including the 1997 heavy-duty F250/F350+ trucks

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Old

Apr 20, 2009 | 06:58 PM

#1

big64

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iac

before i cleaned the iac when i unpluged it the truck would die. now that it is cleaned when i unplug it the idle is where it should be,when i plug it back in the idle jumps back up.does it sound like the iac is bad or something else.i cleand the tb also it still wants to stay open a little when i hit the acc pedal.88f250 with 302 manual trans. thanks

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Old

Apr 20, 2009 | 07:16 PM

#2

subford

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Joined: Aug 2005

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From: Easton,Ks

You need to get your throttle working right before you play with IAC valve.
Until it snaps closed when you take your foot off it you will not be able to check anything else out.

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