what system has this model (timming chain or belt) on 2003 Mercedes-Benz ML350

Can you tell me if this model has a timming chain or belt. If it's belt when you must change it. Thank you.

by in Miami, FL on January 09, 2010
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1 answer
ANSWER by , January 09, 2010
Your engine has a timing chain luckily it is maintainence free it takes about 7 hours to chance.