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spark plugs

  1. You've got the wrong plugs.

    smart Operation and Maintenance
    Hey y'all, I recently bought a used 2010 smart for two with 50, 000 miles. After a few weeks the CEL came on. Not knowing the maintenance history I performed the basic plugs, cabin filter, oil change and air filter changes. I brought the smart to the dealer to read the codes (I have an...
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