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won't idle

  1. Changed burnt out spark plugs and now truck won't idle

    5.4L V8 Specific Topics
    Howdy, So apparently, I waited too long to change out my spark plugs. My truck has 68,000 miles on it and I had the dealer doing all of the maintenance for the first 40,000 miles. I have been changing the oil regularly. My wife and I started noticing a loss of power and the engine sounding...