Motor mounts commonly fail, causing engine vibrations to be transferred to the body. Failed motor mounts should be replaced in order to prevent damage to the transmission mount.
Car Problem Reports
Mercedes-Benz ML350 Motor Mounts Fail and Cause Vibration in Body
Mercedes-Benz ML350 Problem
Average Mileage: 68,963 mi (22,000 mi - 107,890 mi)
Was given a precertified 2009 ML 350 with ruptured engine mounts and violent shakes, they fixed it, but....should I be worried about transmission problems?
Visitor, 2005 Mercedes-Benz ML350, 77,000 mi
Replace motor mounts