93 problems have been reported for the 2009 Mercedes Benz C350. The following chart shows the 14 most common problems for 2009 Mercedes Benz C350. The number one most common problem is related to the vehicle's air bags with 25 problems. The second most common problem is related to the vehicle's steering (19 problems).
| Problem Category | Number of Problems |
|---|---|
| Air Bag | |
| Steering | |
| Electrical System | |
| Exterior Lighting | |
| Engine And Engine Cooling | |
| Service Brakes | |
| Seats | |
| Power Train | |
| Equipment | |
| Other Fuel System | |
| Suspension | |
| Wheel | |
| Gasoline Fuel System | |
| Seat Belt |
The following chart shows the number of problems reported during each of the service years since the debut of the 2009 Mercedes Benz C350 in 2009.
| Service Year | Number of Problems |
|---|---|
| 2025 | |
| 2024 | |
| 2023 | |
| 2022 | |
| 2021 | |
| 2020 | |
| 2019 | |
| 2018 | |
| 2017 | |
| 2016 | |
| 2015 | |
| 2014 | |
| 2013 | |
| 2012 | |
| 2011 | |
| 2010 | |
| 2009 |
When making the decision between buying a new or used Mercedes Benz C350, the following table can be used to compare the 2009 Mercedes Benz C350 with the Mercedes Benz C350 from other model years. Note that the number of problems reported for the 2009 C350 is 93 while the average number of problems reported for the 12 model years of the Mercedes Benz C350 is 38.