One problem related to diesel engine has been reported for the 2013 Mercedes Benz ML350. The most recently reported issues are listed below.
Tl the contact owns a 2013 mercedes-benz Ml350. While the vehicle was stationary and while driving various speeds, the oil cooler failed. The contact stated that a significant amount of oil leaked onto the engine during a routine oil change. Sullivan-parkhill imports (401 west marketview drive, champaign, illinois 61822, (217) 352-4161) diagnosed that the cooler gasket was faulty and needed to be replaced. In addition, the dealer stated that the engine needed be to cleaned due to significant amounts of oil leaking onto the motor of the diesel engine. The vehicle was taken to be repaired. The manufacturer was made aware of the failures. The failure mileage was approximately 120,000.