2010 Mercedes-Benz R350 Engine Problems
- Complaints
- 2about this part
- Share
- 15%of 13 total for the year
- Median mileage
- 71,000miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 2 complaints about the engine of the 2010 Mercedes-Benz R350, 15% of the 13 complaints for this model year. Where a mileage was given, the median is 71,000 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“The contact owns a 2010 Mercedes-Benz R350. While driving 20 MPH, the vehicle stalled without warning. The contact was able to restart the vehicle, but the failure recurred. The vehicle was towed to the dealer to be diagnosed. The contact was informed that a valve in the engine failed. The vehicle was repaired. The manufacturer was notified of the failure. The approximate failure mileage was 72,000.”
NHTSA complaint #10823136, filed 2016-01, 72,000 miles“The contact owns a 2010 Mercedes-Benz R350. While driving 30 MPH, the vehicle stalled and the check engine warning indicator illuminated. The contact had to maneuver to the side of the road. After two minutes, the vehicle restarted normally, but the engine warning indicator remained illuminated. The vehicle was taken to the dealer, but was not diagnosed or repaired. The manufacturer was made aware of the failure. The approximate failure mileage was 70,000.”
NHTSA complaint #10946391, filed 2017-01, 70,000 milesRelated service bulletins
- 11017039Apr 1, 2025Complaint Vehicle with atypical reduced heat output. Cause Silicate granulate may have escaped from a damaged bag in the expansion reservoir (not visible), reducing the coolant…
- 11031648Oct 5, 2021Mercedes-Benz USA, LLC will provide an Extended Modification Warranty for each vehicle that has received the Approved Emission Modification. The Extended Modification Warranty…
- 10158329Oct 9, 2017Oil in engine wiring harness
Engine: other model years
Other parts of the 2010 Mercedes-Benz R350
← All problems reported for the 2010 Mercedes-Benz R350
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology