2015 Mercedes-Benz C300 structure problems
57 owner complaints filed with NHTSA name the structure on the 2015 Mercedes-Benz C300 — 15% of all complaints for this model year.
What owners report
“The contact owns a 2015 Mercedes-Benz C300. The contact stated that while driving at an undisclosed speed, there was an abnormal sound coming from the vehicle. The vehicle was driven to the shoulder of the road. The contact inspected the exterior of the vehicle and became aware that the moon roof…”
filed Apr 22, 2026
“The contact owns a 2015 Mercedes-Benz C300. While driving approximately 15 MPH, the brake pedal was depressed, and the body of the vehicle shifted to one side. The vehicle was drivable after the failure. There was no warning light illuminated. The vehicle was driven to the residence and parked. The…”
filed Mar 5, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- Please refer to MBUSA's recall report for specific vehicle detailsCampaign 23V854000 · Dec 15, 2023
- Front roof panel located between the windshield and the panoramic sunroof may not have…Campaign 21V197000 · Mar 19, 2021
Structure problems in other C300 years
| Year | Reports | Share |
|---|---|---|
| 2016 C300 | 26 | 9% |
| 2014 C300 | 9 | 10% |
| 2013 C300 | 57 | 22% |
| 2012 C300 | 54 | 20% |
| 2011 C300 | 49 | 10% |
| 2010 C300 | 34 | 8% |
| 2009 C300 | 27 | 5% |
| 2008 C300 | 9 | 1% |
Other reported problem areas on the 2015 Mercedes-Benz C300
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.