Thread: 2000 Mercury Cougar Owner In Search Of Answers
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Old 01-21-2008, 09:01 PM   #3
chief2020
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Re: 2000 Mercury Cougar Owner In Search Of Answers
its a common problem on v6 cougars, its your iacv valve it is going bad. go onto www.newcougar.org and u will see a temp fix for it or buy a new iacv valve.
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