Mercedes Benz CLA250 owners have reported 35 power train related problems since 1996. Table 1 shows the 6 most common power train problems. The number one most common problem is related to the vehicle's power train (25 problems). The second most common problem is related to the vehicle's transmission not go into gear (4 problems). For details of each of the problem category, use the links in the table.
Component or system that failed or malfunctioned: the component that failed was the partial-load ventilation valve, which is part of the engine’s crankcase ventilation system. This valve is responsible for regulating airflow and pressure within the crankcase during partial engine loads. Read details...
The vehicle after starting would not go into gear from park. The message on the dash read "service required do not shift gears visit dealer". The vehicle was unable to be put in gear to drive or neutral only park. . Read details...
While making a u turn on FL-881 forest hills blvd , the half shaft failed, causing transmission to dis engage. . . While oncoming traffic was heading toward me. Attached copy of maps. Read details...
There is a design defect in the rear differential. Multiple independent repair shops have reported this. Mercedes benz has an internal "service technical bulletins" to their dealers on this. Issues. There are numerous reports on this on different forums on mercedes cars. Read details...
Ml 250 blu tech diesel. 55,000 miles. Vehicle had been previously maintained only by Mercedes Benz and every recommended service had been completed timely by only Mercedes Benz. 1 month out of warranty and the car was inspected by mercedes 30 days prior and given a clean bill of health. Read details...