RPMs hanging fix? - Mustang Evolution

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Old 07-09-2013, 10:57 PM   #1
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RPMs hanging fix?

My 98 gt has hanging RPMs. I heard there is a fix for this. Anyone?
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Old 07-10-2013, 01:16 AM   #2
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Check for a vacuum leak
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Old 07-10-2013, 01:57 AM   #3
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you can do the IAC gasket mod...google it. usually fixes the hanging idle issue they are known for
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Old 07-10-2013, 06:03 PM   #4
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clean your throttle position sensor! or replace it...at least that's what it would be on a 86 thru 95
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Old 07-10-2013, 09:49 PM   #5
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Quote:
Originally Posted by 1slosix View Post
you can do the IAC gasket mod...google it. usually fixes the hanging idle issue they are known for
This, very easy mod and fixes the hanging idle permanently.
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Old 07-10-2013, 11:14 PM   #6
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My IAC only had one hole going into the plenum. The other hole didnt
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