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rough idle--o2 sensor??
I'm new to this site and have read all the threads on the IAC valve sticking. It sounds like that could be my problem. My 03' expo idles rough usually sitting still and the whole truck seems really sluggish sometimes. I really have to give it some gas and then it will get down the road. My...- jstreet
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- Forum: 2nd Gen Ford Expedition Engine & Performance
