2015 Mercedes-Benz C400 Other or unknown Problems
- Complaints
- 1about this part
- Share
- 10%of 10 total for the year
- Median mileage
- —not reported
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 1 complaints about the other or unknown of the 2015 Mercedes-Benz C400, 10% of the 10 complaints for this model year.
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.
“My boyfriend and I were driving my 2015 MB C400 down the road in November 2020 and it was a beautiful day out so we decided we would open the sunroof to get some fresh air. I was driving so my boyfriend pressed the button for the sunroof to open. As the sunroof was opening, there was a cracking and popping sound coming from above us. We immediately pulled over at a gas station to see what was happening. Upon getting out of the car and looking closer at the sunroof, we noticed many cheap plastic components that were just broken and crumbled laying inside the sunroof tract. …”
NHTSA complaint #11595949, filed 2024-06Related service bulletins
- 11028809Feb 13, 2026Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, has determined that on certain subject vehicles, the TIREFIT sealant bottle may not meet specifications. The…
- 10205156Aug 26, 2016Intial startup not possible after replacement of transmisson 725.0 or of electrohydraulic controller unit.
- 10205154Aug 5, 2016Gasket may settle causing a slight oil leak.
Other or unknown: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2015 | 1 | 10% |
Other parts of the 2015 Mercedes-Benz C400
6 complaintsElectrical system
1 complaintsElectronic stability control
1 complaintsEngine
1 complaintsSuspension
1 complaintsVehicle speed control
1 complaintsVisibility (wipers, defrost, mirrors)
1 complaints
← All problems reported for the 2015 Mercedes-Benz C400
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