CarRecallWatchThe 2012 Mercedes-Benz C 300 has 6 safety recalls on file with NHTSA.
Owners have filed 267 complaints with NHTSA, including 5 crashes, 4 fires, 6 injuries.
The most-reported problem area is Air Bags (115 reports).
2012 Mercedes-Benz C 300 recalls
Passenger Airbag May Not Protect Occupant in Crash
A front passenger airbag that was replaced under an earlier recall may have been the wrong part.
Passenger Airbag Inflator May Explode, Sending Metal Fragments
The passenger-side frontal airbag inflator can rupture because its propellant degrades over time after long exposure to high humidity, heat and temperature swings.
Driver Airbag May Deploy Unexpectedly, Raising Injury Risk
The driver's front airbag may deploy without warning because the steering components may not be properly grounded.
Airbag May Not Deploy Properly in a Crash
Some control units in these Mercedes-Benz vehicles may have been updated with incorrect software.
Passenger airbag inflator may rupture, spraying metal fragments
Certain Mercedes-Benz C-Class vehicles from 2008, 2009 and 2012 have a passenger-side front airbag inflator that can rupture in a crash that requires the front airbags to deploy.
Most common 2012 Mercedes-Benz C 300 problems
Problem areas named in the 267 complaints owners filed with NHTSA.
| Problem area | Reports |
|---|---|
| Air Bags | 115 |
| Suspension | 70 |
| Structure | 55 |
| Unknown Or Other | 23 |
| Service Brakes | 12 |
| Electrical System | 12 |
| Fuel/Propulsion System | 9 |
| Steering | 8 |
| Engine | 5 |
| Power Train | 5 |
What owners report
Did a winter inspection of vehicle and found rust on the rear frame. Rust has already made a hole on the subframe and hair line crack already forming, only a matter of time before it brakes.
Fuel tank is rusting. Leaking fuel, heavy fuel smell inside cabin. My saftey and anyone around the vehicle would be at risk due to fire chance. Confirmed by independent service center Vehcile has only been inspected by me and the shop Only symptom that appeared was fuel smell in my garage and a puddle of gasoline underneath the vehicle.
The rear sub frame has rusted and part of it has failed
Vehicle: 2012 Mercedes-Benz C300 4Matic Sport Problem Component: Fuel / Propulsion System Safety Issue Description: My 2012 Mercedes-Benz C300 developed a serious fuel tank leak at approximately 106,460 miles which created overwhelming gasoline fumes and rendered the vehicle unsafe to operate. The gasoline fumes were extremely strong and entered the passenger area. The fumes were severe enough that I became physically overwhelmed from the gasoline exposure and discarded clothing due to gasoline contamination and odor. A local repair facility identified the leaking fuel tank. I was informed the replacement fuel tank was allegedly on extended backorder through Mercedes-Benz channels. Bec
I have a rust free, relatively lower mileage car I bought for my teen daughter. Despite being such a clean car the rear subframe has rusted and rear suspension has broke off while driving, hitting the fuel tank and is unstable. We avoided an accident but the car is not drivable.
2012 Mercedes-Benz C 300 questions
Does the 2012 Mercedes-Benz C 300 have any recalls?
Yes. NHTSA lists 6 safety recalls for the 2012 Mercedes-Benz C 300: Passenger Airbag May Not Protect Occupant in Crash; Passenger Airbag Inflator May Explode, Sending Metal Fragments; Driver Airbag May Deploy Unexpectedly, Raising Injury Risk; Airbag May Not Deploy Properly in a Crash; Passenger airbag inflator may rupture, spraying metal fragments. Recall repairs are normally free at an authorized dealer.
What are the most common problems with the 2012 Mercedes-Benz C 300?
Based on 267 owner complaints filed with NHTSA, the most-reported problem areas are Air Bags (115), Suspension (70), Structure (55).
How do I check if a recall on my 2012 Mercedes-Benz C 300 has been fixed?
Enter your 17-character VIN in our VIN recall check. It shows open recalls that have not been repaired on your specific vehicle. Recall repairs are normally free at an authorized dealer.