Mercedes-Benz C350 Problems by Model Year
NHTSA recorded 357 consumer complaints across the 10 model years of the Mercedes-Benz C350 (2006–2015) that have at least 5 complaints. 2008 has the most, with 144. Across all years, the part named most often is air bags (158 mentions). Pick a model year below to see its parts, mileage, recalls and service bulletins.
All C350 model years
Years with fewer than 5 complaints are not listed. The score compares years of the same model, allowing for the era and for how long each year has collected complaints: 50 is a typical year, lower means fewer complaints. It is not adjusted for sales volume.
| Year | Complaints | Median mi | Recalls | TSBs | Score (50 = typical) | Trend |
|---|---|---|---|---|---|---|
| 2015 | 6 | 17,250 | 4 | 89 | — | Not enough data |
| 2014 | 13 | 60,000 | 4 | 99 | — | Not enough data |
| 2013 | 21 | 65,500 | 6 | 94 | — | Falling |
| 2012 | 35 | 55,000 | 5 | 94 | 33 · Fewer | Falling |
| 2011 | 26 | 52,861 | 4 | 101 | 29 · Fewer | Falling |
| 2010 | 18 | 99,060 | 4 | 95 | — | Rising |
| 2009 | 65 | 59,100 | 7 | 91 | 62 · Typical | Rising |
| 2008 | 144 | 70,000 | 6 | 132 | 100 · More | Falling |
| 2007 | 6 | 90,800 | 5 | 73 | — | Not enough data |
| 2006 | 23 | 71,000 | 5 | 73 | — | Falling |
Parts named most often, all years
Counts add up complaint mentions across the listed years. A complaint can name several parts.
- Air bags158 38%
- Electrical system75 18%
- Steering56 14%
- Exterior lighting45 11%
- Fuel system30 7.2%
- Engine25 6.0%
- Other or unknown14 3.4%
- Transmission and drivetrain11 2.7%
Example complaints
One per model year, chosen for length and detail. Personal details are removed. They are consumer reports, not findings.
2014: “I have an open recall for my airbags since january of 2019. I am shipping my vehicle through the military in 2 months but am filling the paperwork out now and one of the criteria is that the car cannot have any open recalls. When I did research on the recall it is still open and unable to be fixed due to remedy not available yet.”
NHTSA complaint #11320014, filed 2020-04, 60,000 miles2008: “On sunday, june 27, upon returning to my car I discovered that the key would not disengage the steering column lock to allow me to turn the ignition switch to the on position or steer the vehicle. In addition, the gearshift could not be dislodged from the park position. I contacted aaa. A test of battery revealed that it was fully charged. …”
NHTSA complaint #11104682, filed 2018-06, 71,906 miles2010: “My car was broken down while driving on the road. The steering wheel lock was locked my car and shut down the electric. It's very dangerous situation. I'm very lucky. The road was empty and I abled to pullover to the side. I did some research and see that many people had the same issue with their c class from year 2008 to 2010.”
NHTSA complaint #11033479, filed 2017-10, 43,000 milesOther Mercedes-Benz models
3,965 complaintsMercedes-Benz E350
2,215 complaintsMercedes-Benz E320
1,164 complaintsMercedes-Benz ML350
952 complaintsMercedes-Benz GLK350
901 complaintsMercedes-Benz ML320
740 complaintsMercedes-Benz C250
725 complaintsMercedes-Benz GLC 300
659 complaints
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. Methodology