2014 Mercedes-Benz C-Class UNKNOWN OR OTHER
Owner-reported problems and safety issues filed with NHTSA. Review common failures, severity levels, and complaint trends over time.
Complaint Timeline
Chronological view of owner reports
Windshield seal failure, moisture in car
I purchased my car one year ago from a Mercedes dealership - 8/31/2021. I brought it in for service at the same dealership a week ago and they told me the rear subframe rusted from the inside out and it FAILED inspection. The parts are $5,100 and not available until some time in Q1 2023. There is no way a car rusts from the INSIDE OUT in one year. I have another vehicle in the same driveway, same everything and there is no rust anywhere. We have had all of our cars at least 10 years. This was a "new" car for us. MBUSA said they could do nothing because I own the car and didn't get financing from them. My dealership so far is not helpful. My service guy (he has been for 10 years) says this is common?? My client (a different car manufacturer) says it is not and it is terrible. I don't know why it rusted but this is a defect in the car because we didn't flood it. It's dangerous.
While parked and locked the cars trunk will randomly open on its own. It has happened at home, work, other parking lots. I will check and make sure it’s closed and I will come bs k to the trunk open.
1.5 YEARS AFTER THE NHTSA RECALL NUMBER19V010, STILL NO ACTION BY MERCEDES. *TR
THE DRIVERS DOOR HANDLE BROKE WHILE SIMPLY TRYING TO OPEN THE DOOR TO EGRESS THE VEHICLE, I TOOK IT TI THE DEALERSHIP AND WAS INFORMED THAT THE DOOR HANDLE USED TO EGRESS THE VEHICLE WAS CALLED "TRIM" AND NOT CONSIDERED A SAFETY CONCERN. ALSO, I DISCOVERED THAT THE DOOR HANDLE WAS MADE OF PLASTIC. I WROTE TO THE MANAGER OF THE DEALERSHIP AND THE CEO BRINGING IT TO THERE ATTENTION AND WAS TOLD BY THE CUSTOMER SERVICE REP FOR MERCEDES BENZ AMERICA "YOUR CONCERNS WERE DULY NOTED". I WAS CHARGED $1,217.28 TO HAVE THE BROKEN "TRIM" REPLACED WITH MORE CHEAP PLASTIC PARTS......ONE SHOULD HAVE A REASONABLE EXPECTATION OF SAFELY EGRESSING THE VEHICLE USING THE [XXX] DOOR HANDLE !! PARTS OF THIS DOCUMENT HAVE BEEN REDACTED TO PROTECT PERSONALLY IDENTIFIABLE INFORMATION PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6).
THE INNER DRIVER DOOR HANDLE MECHANISM FAILED LEAVING ME TRAPPED IN THE VEHICLE. THIS IS VERY UNSAFE. THE CAR HAS 61K MILES. THIS IS A DESIGN FLAW ISSUE, NOT WEAR AND TEAR.
CAR WAS BEING DRIVEN AT APPROXIMATELY 60 MPH ON THE COURTNEY CAMPBELL CAUSEWAY HIGHWAY, ON A STRAIGHTAWAY, THAT CONNECTS CLEARWATER TO TAMPA, FLORIDA. SUDDENLY THE (CLOSED) SUNROOF SPONTANEOUSLY EXPLODED, CAUSING A VERY LOUD NOISE AND SHATTERED GLASS TO FALL DOWN INTO THE PASSENGER COMPARTMENT. MY WIFE, WHO WAS DRIVING MANAGED TO MAINTAIN CONTROL OF THE CAR AND PULL TO THE SIDE OF THE ROAD. GIVEN THE CAR'S SPEED AND SURROUNDING TRAFFIC (MORNING RUSH HOUR) IT IS UNBELIEVABLE THAT THE SUNROOF EXPLOSION DID NOT CAUSE AN ACCIDENT. THE POLICE WERE CALLED AND ARRIVED ON SCENE. NO POLICE REPORT WAS FILED, AS THERE WAS NO ACCIDENT AND NO INJURY. THE CAR WAS TAKEN TO MERCEDES BENZ OF TAMPA BAY. THEY TOOK PICTURES AND GAVE US A LOANER CAR AND SAID THAT THEY WOULD MAKE A DETERMINATION AS TO WHO WOULD BE RESPONSIBLE FOR THE REPAIR. THE INCIDENT OCCURRED ON 5/1/2019 AT ROUGHLY 7:45 AM. IT WAS NOT UNTIL FRIDAY, 5/3/2019 THAT WE HEARD FROM THE SERVICE CONSULTANT, INDICATING THAT THE CAR WAS OUT OF WARRANTY AND THEREFORE THE REPAIR WAS OUR RESPONSIBILITY. IT TOOK THE DEALERSHIP OVER 2.5 DAYS TO MAKE THAT DETERMINATION ... SEEMS LIKE THAT DETERMINATION COULD HAVE BEEN MADE IN ABOUT 5 MINUTES. COULD IT BE THAT MERCEDES BENZ USA WAS INVOLVED IN EVALUATING THE RESULTING LIABILITY IF THEY WERE TO TAKE RESPONSIBILITY? GIVEN THAT THERE WAS NO IDENTIFIABLE CAUSE FOR THE EXPLODING SUNROOF, IT IS EVIDENT TO ME THAT IT'S A MANUFACTURERS DEFECT THAT COULD EASILY HAVE CAUSED AN ACCIDENT AND SERIOUS INJURY OR DEATH, AND YET MERCEDES BENZ ASSUMES NO RESPONSIBILITY. A COST TO REPAIR/REPLACE THE SUNROOF GLASS WAS PROVIDED VERBALLY (OVER $1,700.00). THIS SPONTANEOUS EXPLOSION OF A SUNROOF IS APPARENTLY SOMETHING THAT HAS OCCURRED IN THE PAST WITH MERCEDES BENZ, AS WELL AS OTHER CAR MANUFACTURERS. THIS COULD HAVE A CATASTROPHIC OUTCOME ... ANY TIME IT HAPPENS.
THE REAR SPOILER FLEW OFF THE TRUNK OF THE CAR AND BECAME ARIBORNE WHILE DRIVING ON THE HIGHWAY AT 75 MILES AN HOUR.
THE DRIVER'S SIDE INTERIOR DOOR HANDLE IS DEFECTIVE AND BROKEN. MBUSA REFUSES TO HONOR EXTENDED WARRANTY TO REPLACE DEFECTIVE PARTS.
THE VEHICLE WAS PARKED IN A DRIVEWAY AND THE TRUNK WAS OPENED WHEN THE REAR WINDOW SHATTERED FOR NO APPARENT REASON. THE WINDOW WAS NOT STRUCK. THIS OCCURRED AFTER A 200 MILE HIGHWAY TRIP WITH NO ISSUES. OBVIOUSLY, IF THIS HAD HAPPENED ON THE HIGHWAY IT COULD HAVE BEEN A DIFFICULT SITUATION.
Trend Over Time
Complaints by year
Other Issues
Common problems reported
Quick Summary
The 2014 Mercedes-Benz C-Class has 10 UNKNOWN OR OTHER complaints on file. Review the timeline above for detailed owner experiences.