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Q: why My key will not turn on and the alarm keeps going off on 2001 Mercedes-Benz E320

key will not turn to start car alarm keeps going off battery is good
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There may something wrong with your key. You may need car key programming tool, have a look at http://www.obd2life.com/car-key-programming-c-87.html , hope you can find one that suit your problem.
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