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p0300 misfire

  1. P0300 Engine misfire reproducible only under very specific conditions...but why?!?

    General Discussion
    2010 Traverse 180,000 miles. Runs well over all. This winter it started doing a P0300 misfire under these conditions: 1. Vehicle is started and run only ~30 seconds total time to move it to a new position on driveway. 2. Vehicle sits there w/o being started again overnight 3. The next am when...
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