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2006 Mitsubishi Endeavor Question: How often do spark plugs need replacing?



islandsuzie, Phoenix, AZ, March 12, 2009, 02:12

Why is it so expensive?

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  • Medium-star Best Answer
    March 12, 2009, 12:43

    Mitsubishi recommends replacing the spark plugs every 30,000 miles. The reason the expense is so high on your vehicle is due to the labor cost. It takes over 2 hours to replace the spark plugs on your Endeavor.

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  • Answer #2

    January 25, 2011, 20:33

    try iridium plugs they are expensive but last 3 times as much

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