2016 Mercedes-Benz C300 structure problems
26 owner complaints filed with NHTSA name the structure on the 2016 Mercedes-Benz C300 — 9% of all complaints for this model year.
What owners report
“Panoramic sunroof fails to open/ close evenly due to binding issue and plastic track failure. One side binds while the other moves, causing glass to tilt and jam. Risk of dangerous injury including glass shattering, sudden detachment, distraction while driving, and water intrusion affecting…”
filed Apr 24, 2026
“The contact owns a 2016 Mercedes-Benz C300. The contact stated that while driving approximately 20 MPH and turning the steering wheel to the right or the left, there was an abnormal clicking sound coming from the rear of the vehicle. There was no warning light illuminated. The contact had taken the…”
filed Feb 10, 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
Related service bulletins
Complaint Clanking noise from the area of the speakers in the doors. Cause Under analysis. Remedy To narrow down the cause, first of all remove the door trim. • If the noise continues to occur even with the door trim…
LI82.62-P-078631 · Service Bulletin/Repair Instructions · issued Aug 6, 2026
Structure problems in other C300 years
| Year | Reports | Share |
|---|---|---|
| 2015 C300 | 59 | 16% |
| 2014 C300 | 9 | 10% |
| 2013 C300 | 58 | 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 2016 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.