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05 cobalt ss

  1. Need Major Help with a Warm Idle Misfire!!!

    Problems and Service
    I bought a used 05 cobalt 2.0 sc around 3 months ago, from the beginning I've constantly been replacing parts to get the car up to par. My current battle is agents normal operating temp range misfires and slight engine vibration. You can hear the miss from the exhaust and I've about fully...
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