idle up and down
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Joined: Jun 2008
Posts: 32
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idle up and down
i have a 99 si and my car idles up and down from 1to 1 1/2 and it does that cold or hot with ac on or off ,can any one help wit the problem pics would be much better then words but any help would be helpful
Recognized HCF Member
Joined: Sep 2007
Posts: 9,453
From: Houston, Texas
-Check for intake air and vacuum leaks (all hoses and connections leading to IM)
-Clean the IACV (see forum DIY section)
-Bleed the cooling system of possible trapped air (see manual at link in my signature)
-Clean the IACV (see forum DIY section)
-Bleed the cooling system of possible trapped air (see manual at link in my signature)
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