Home › Forums › Stay Dirty Lounge › Service and Repair Questions Answered Here › 2009 Chevy Cobalt High Idle after cleaning MAF and TB › 2009 Chevy Cobalt High Idle after cleaning MAF and TB April 18, 2012 at 11:00 am #439642 Josh3448Participant I was thinking toward what you just said, but as far as I can tell it appears that the Idle speed is controlled by the throttle plate itself, if im wrong please tell me, maybe I could remove the TB and clean the IAC if it has one
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