TL* THE CONTACT OWNS A 2014 MERCEDES BENZ ML350. WHILE DRIVING 40 MPH, THE ENGINE STALLED. THE CONTACT WAS ABLE TO RESTART THE VEHICLE. THE VEHICLE WAS TOWED TO A DEALER WHO STATED THAT THE ENGINE MODULE PINS WERE DEFECTIVE AND NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 6,138. UPDATED 7/23/15*CN THE CONSUMER…
2014 Mercedes-Benz ML-Class engine problems
moderate 8 complaints filed with NHTSA · avg repair $3,100
Complaints
8
Recalls
0
Crashes
0
Avg fix
$3,100
What owners are reporting 2 most recent
The seals on oil cooler fail which causes leaks Oil dropping on roadway or oil leaking in engine compartment can cause a fire.
Common questions
How serious is the engine problem on the 2014 Mercedes-Benz ML-Class?
It's a documented issue but not catastrophic. 8 complaints have been filed. Repairs average $3,100 and most owners catch it before it causes a breakdown.
At what mileage does the engine 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 $3,100 for engine 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 engine?
No active recalls currently cover engine 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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