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rough idle

  1. Mysterious Rough Idle

    Problems
    I've got a 99 MTX V6. Just recently it started idling kinda rough and its got 82k miles so I figured I'd go ahead and put plugs and wires in it. Got them in now (Belden Wires from NAPA and Bosch Ir Fusion Plugs) and it helped for a little while but the rough idle has returned :facepalm:. I...
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