2006 Mercedes-Benz R350 Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2006 Mercedes-Benz R350
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2006 Mercedes-Benz R350 ProblemsInternal Component Failure May Cause Rough Shifting
Vehicles equipped with a 7-speed automatic transmission may develop a rough shifting condition, most commonly going up from first to second gear and going down from third to second or second to first gear. Our technicians tell us this is due to an internal component failure. Mercedes has released updated parts; the transmission will need to be removed and disassembled to complete the necessary repairs.
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.
A problem with the ball joints can cause a creaking noise. There is an updated part to remedy this problem.
2006 Mercedes-Benz R350 QuestionsWhen I'm driving it automatically kicks to neutral and then I have to shut it off and turn it back on to get it to drive (1 answer)
2006 Mercedes-Benz R350 RecallsIncorrect Software Calibration May Cause Fuel Pump to Remain Powered in a Collision
There is a faulty software calibration that affects several areas including shutting off the fuel supply in a collision. This could cause a fire hazard during an accident. Dealers will reprogram this software. The Mercedes-Benz recall number is 2008 070001. This recall began during August, 2008.
The wiring harness to the starter motor may be routed incorrectly. This could lead to chafing of the protective sleeve on the engine mount cover. Over time, this chafing could wear through the sleeve and expose the underlying wiring. Damaged wires may result in a electrical short and loss of function of the vehicle's electrical system. Dealers will inspect the wiring and correct its routing. If necessary, the protective sleeve and/or wiring will be replaced. This recall is expected to begin on May 12, 2006. The Mercedes-Benz recall number is 2006040002.
Some second row seats were manufactured without threads in the nut used to secure the seat belt buckle. In the event of a crash, the buckle may not hold as designed, increasing the risk of injury to a second row seat occupant. Dealers will inspect the second row seat and replace it as necessary. This recall is scheduled to begin on May 3rd, 2006. The Mercedes-Benz recall number is 2006040003.