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  1. FWD DeVille 1985-2005, Fleetwood, and 60 Special
    With my '90 Deville, I am experiencing a rich fuel mixture, as well as the idle control solenoid keeps the throttle open until after i come to a complete stop, then it releases. For now my three questions for anyone who knows: --What data (or sensor) tells the idle control to open or close? I...
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