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Old 02-20-2011, 09:47 PM   #1
cougarjeep
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90 cougar supercharged wont idle

My 90 cougar with 3.8 v6 supercharged rough or no idle. It will idle sometimes if i rev it way up a few times. Anyone know whats wrong and how to fix it.
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Old 11-07-2021, 12:20 PM   #2
10zman10
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Re: 90 cougar supercharged wont idle

I have an '89 which is the same as yours, when I have that problem I replace the air idle valve and the idle control valve, it usually fixes the idle problems, hope this helps you out.
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