the check engine light turn on what do i do?
The ECM or electronic control module controls the engine. When your check engine light turns on that means that something is wrong and a code is stored in the ECM. You need to bring your car to a dealer or mechanic or check it yourself. Here is a site that will give you information on what to do when the check engine light turns on: http://www.samarins.com/diagnose/checkengine.html#what
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