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What 300 owners told NHTSA about the 2014 Mercedes-benz E-class

These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.

All (300)Crash / fire / injury (27)Airbags (58)Brakes (53)Electrical system (41)Fuel system (37)Suspension (29)Steering (28)Body & structure (24)Engine (23)Transmission & drivetrain (16)Wheels (11)

4 of 300 complaints match · Airbags · crash/fire/injury only · clear filters

Feb 23, 2026AirbagsCrash1 injury

UNKNOWN

NHTSA ODI 11720019

Apr 2, 2019AirbagsCrash1 injury

TL* THE CONTACT OWNED A 2014 MERCEDES-BENZ E350. WHILE DRIVING LOW SPEEDS, THE CONTACT'S VEHICLE WAS T-BONED ON THE DRIVER'S SIDE. THE AIR BAGS DID NOT DEPLOY. THERE WERE NO WARNING INDICATORS ILLUMINATED. THE VEHICLE WAS TOTALED AND TOWED FROM THE SCENE. THE CONTACT AND PASSENGER SUFFERED INJURIES THAT REQUIRED MEDICAL ATTENTION. A POLICE REPORT WAS FILED. THE VEHICLE WAS NOT DIAGNOSED. THE DEALER AND MANUFACTURER WERE MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 49,000 *BF ... CONSUMER STATED SEAT BELT DID NOT TIGHTEN DRIVING THE IMPACT. DRIVER RECEIVED HEAD INJURY AND BROKEN BONE IN HER LEFT HAND DUE TO FAILURE OF AIRBAGS. DRIVER WENT THE EMERGENCY ROOM. *JB *DT *TR

NHTSA ODI 11193378

Oct 8, 2016Fuel systemTransmission & drivetrainAirbagsSpeed controlCrash

FOR A COUPLE OF MONTHS WHEN I PUT MY 2014 E350 SPORT IN PARK IT WOULD JERK FORWARD. NEVER REALLY THOUGHT ABOUT IT BEING A PROBLEM. I WAS DRIVING MY CAR INTO MY NEIGHBORS DRIVEWAY AND WENT TO TURN AROUND AND JUST AS I WENT TO PUT THE CAR IN REVERSE, THE CAR PROPELLED FORWARD DIRECTLY INTO HER TREE. IF THE TREE HAD NOT BEEN THERE MY CAR WOULD HAVE WENT INTO THE FRONT OF HER HOUSE. I AM THANKFUL THAT I AM JUST SHAKEN UP AND A LITTLE SORE. I AM ALSO THANKFUL THAT I WAS THE ONLY ONE IN THE CAR DURING THIS FREAK EVENT AND THAT IF HAPPENED WHERE IT DID BECAUSE THE 2 OTHER TIMES THAT I WAS IN MY CAR THAT DAY IS WAS IN HEAVY TRAFFIC AND I WOULD HAVE DONE MAJOR DAMAGE TO MYSELF AND POSSIBLY SOMEONE ELSE. AT FIRST I BELIEVE MY SHOE GOT CAUGHT ON THE ACCELERATOR, BUT THERE IS NO POSSIBLE WAY THIS COULD BE THE ISSUE AS I WAS APPLYING IT TO THE BRAKE WHEN THE CAR PROPELLED FORWARD. FOR AS HARD AS I HIT THE TREE THE AIRBAG DID NOT DEPLOY. I WAS ABLE TO DRIVE MY CAR BACK HOME WITH ALL THE COOLANT LEAKING FROM IT. *TR

NHTSA ODI 10914900

Feb 16, 2016AirbagsCrash1 injury

TL* THE CONTACT OWNS A 2014 MERCEDES-BENZ E350. WHILE DRIVING 40 MPH, THE CONTACT REAR ENDED THE PRECEDING VEHICLE. THE AIR BAGS FAILED TO DEPLOY. THE CONTACT SUSTAINED HEAD, EYE, AND NECK INJURIES THAT REQUIRED MEDICAL ATTENTION. A POLICE REPORT WAS FILED. THE VEHICLE WAS TOWED AND NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS NOT AVAILABLE. UPDATED 06/20/16*LJ UPDATED 05/29/18*JB

NHTSA ODI 10836485

Working with the data? Download all 300 complaints as CSV · fetched from NHTSA July 14, 2026

How to use these: a complaint is one owner’s report, filed voluntarily and published unverified. Patterns matter more than any single story. If several owners describe the same failure at similar mileage, put that system at the top of your pre-purchase inspection list. Back to the full 2014 Mercedes-benz E-class verdict →