The mechanic did not know, other than motor mounts?
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2001 Mercedes-Benz C320 Question: Why does my car shake at idle or slowly in reverse?
Answer #1G. T. Service Center (4234 Answers) , Stephenville, TX - (254) 638-3236ProfessorG November 17, 2013, 16:34Master
Put a floor jack under the engine and jack the engine slightly. If the vibration or shake goes away then it is probably motor mounts. Greg's Orange Auto is in Orange, take it by he will check it for you.
Replybrokenthat, November 17, 2013, 19:47Rookie
Thank you so much! I'll do that for sure. I really appreciate it.