What is your question?
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What is your question?
for the last 2 years, check engine light on 4 times, each time replacement of all 24 mercedes spark plugs, I only drive in city short distance only 3000 miles each time, what is wrong ? can there be another part problem ?please help Thanks
2 Replies
Who's clearing the check engine light? Have the code(s) DIAGNOSED when replacing the plugs next time.OR find out what the codes where and post here for a possible solution.