2009 Mercedes-Benz E550 Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2009 Mercedes-Benz E550

2009 Mercedes-Benz E550 Problems

Camshaft Adjuster Solenoid Failure

The camshaft adjuster solenoid (which is related to the variable valve timing system) may fail or timing chain/balance shaft components may wear, resulting in illumination of the Check Engine Light and various drivability issues. Mercedes-Benz has released a service bulletin outlining specific repair instructions depending on fault codes stored.

Leaks Develop at Differential Seals/Cover on High Mileage/Older Vehicles

High mileage or older vehicles commonly develop leaks from the differential seals and/or cover. Our technicians recommend a complete reseal of the differential unit whenever these leaks are repaired.

Flush Brake Fluid Every Two Years

It is not uncommon to encounter premature failure of the anti-lock brake system (ABS) modulator assembly due to dirty brake fluid. Our technicians recommend flushing the brake fluid every two years in order to help prevent this problem.

See More Problems (18)

2009 Mercedes-Benz E550 Questions

My 2009 E550 has a shifting problem.At normal accelerationit seems to confused (2 answers)

confused about which gear to shift or a miss . Mercedes says nothing wrong dont show up on computer.

See More Questions (1)