2010 Mercedes-Benz C300 suspension problems
26 owner complaints filed with NHTSA name the suspension on the 2010 Mercedes-Benz C300 — 6% of all complaints for this model year.
What owners report
“Due to the corrosion in the rear subframe both side of lower control arms snapped the tires to the car are wearing out due to the corrosion in rear subframe and it’s was also hitting my gas tank if I was to go over any holes which can cause a bigger issue”
filed Sep 10, 2025
“Got a car from the dealer soon weeks after the rear subframe was so corroded alignment was able to get done and was snapped on both sides airbag light came on doesn’t go away and the rear right brake like started using the fog light as a turn signal”
filed Sep 10, 2025
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
Complaint Creaking noise, in irregular sequence when driving slowly in combination with slight steering movements and/or Creaking/crackling noises from the area of the wheel bearing on the front axle when cornering/…
LI33.20-P-078406 · Service Bulletin/Repair Instructions · issued Jul 7, 2026Complaint Potential corrosion on the rear axle carrier Cause Due to market-specific conditions such as moisture, ingress of dirt and/or environmental influences, corrosion can occur on the rear axle carrier Remedy In…
LI35.10-P-078931 · Service Bulletin/Repair Instructions · issued May 13, 2026Complaint Creaking noise, in irregular sequence when driving slowly in combination with slight steering movements and/or Creaking/crackling noises from the area of the wheel bearing on the front axle when cornering/…
LI33.20-P-078406 · Service Bulletin/Repair Instructions · issued May 12, 2026Complaint Creaking noise, in irregular sequence when driving slowly in combination with slight steering movements and/or Creaking/crackling noises from the area of the wheel bearing on the front axle when cornering/…
LI33.20-P-078406 · Service Bulletin/Repair Instructions · issued Apr 17, 2026
Suspension problems in other C300 years
| Year | Reports | Share |
|---|---|---|
| 2016 C300 | 1 | 0% |
| 2015 C300 | 22 | 6% |
| 2014 C300 | 11 | 12% |
| 2013 C300 | 67 | 26% |
| 2012 C300 | 68 | 26% |
| 2011 C300 | 60 | 13% |
| 2009 C300 | 36 | 6% |
| 2008 C300 | 12 | 2% |
Other reported problem areas on the 2010 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.