THE TRANSMISSION HAS A FAULTY SHIFT SOLENOID THAT CAN ONLY BE REPLACED BY A MERCEDES BENZ DEALER AND THEREFORE IS MANY TIMES MORE EXPENSIVE THAN OTHER REPAIRS. ALSO THIS SOLENOID HAS A WELL ABOVE AVERAGE FAILURE RATE. MY CAR HAS 112,000 MILES AND THE TRANSMISSION BEGAN SHIFTING POORLY AND GOT STUCK IN 4TH GEAR. CAN BECAME VERY JERKY AND ONCE WENT INTO PARK WITHOUT ME SELECTING PARK, THIS HAPPENED…
2006 mercedes-benz R-Class powertrain problems
severe 14 complaints filed with NHTSA · avg repair $2,500
Complaints
14
Recalls
0
Crashes
1
Avg fix
$2,500
What owners are reporting 2 most recent
TRANSMISSION GOES INTO LIMP MODE AFTER SLOWING DOWN ON TO NEAR ZERO ON AN INTERSTATE HIGHWAY. THE RESULT IS THE CAR WILL NOT SHIFT DOWN INTO LOWER GEAR AND THUS WILL NOT ACCELERATE. CAR MUST BE TURNED OFF AND RE-STARTED ON INTERSTATE HIGHWAY IN TRAFFIC IN ORDER TO MAKE THE CAR OPERATE OR ABLE TO MOVE FORWARD. NEEDLESS TO SAY, STOPPING AND RE-STARTING A CAR ON THE INTERSTATE IS AN OBVIOUS SAFETY IS…
Common questions
How serious is the powertrain problem on the 2006 mercedes-benz R-Class?
It's a meaningful issue. 14 complaints have been filed and the failure mode causes operational problems for owners. Repairs average $2,500.
At what mileage does the powertrain typically fail?
Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.
What does it cost to fix?
Independent shops typically charge around $2,500 for powertrain repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to powertrain?
No active recalls currently cover powertrain issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Other problem areas on this vehicle
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Severity ratings are derived from reported crashes, fires, injuries, and fatalities.
Repair cost estimates are independent-shop national averages and may differ in your area.
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