Aug 5, 2025Fuel systemBrakes
The contact owns a 2015 Mercedes-Benz S550. The contact stated that while driving approximately 45 MPH and approaching a stop, the vehicle experienced a loss of automotive power. Several unknown warning lights were illuminated. There was an abnormal ticking sound coming from the engine, and the brakes squeaked while turning. While refueling the vehicle, there was fuel leaking from the vehicle. The contact stated that while driving and attempting to stop, the brake pedal was depressed and felt loose, and the vehicle hesitated while coming to a stop. The vehicle was restarted and taken to a local dealer; however, the cause of the failure was not yet determined. Several local independent mechanics were contacted; however, the vehicle was not diagnosed or repaired. The manufacturer was made aware of the failure. The failure mileage was approximately 152,000.
NHTSA ODI 11678585
Nov 27, 2023Fuel system
I bought my S-class car at a Manhattan dealership with 4900 miles on it, I treated it like my baby I’m the only driver and all services and maintenance had been done at the dealership, and I started getting bad readings on the fuel, check engine is ON, fuel gauge reads Full then goes down to Empty The mechanics at the Manhattan dealership said it was short on the fuel tank and I need to have the whole new tank replaced, my understanding is this model, the S Class has been having this issue on many models and there was a soft recall on that matter and it can be fixed at the dealership, we do have a case number with the Dealership. case number 03656172
NHTSA ODI 11556933
Nov 2, 2022Electrical systemEngineFuel systemFire
I drove my 2015 MERCEDES BENZ S550 4MATIC APPROXIMATELY 20 MILES TO WORK, PARKED IN THE PARKING LOT AND ABOUT 30 MINUTES LATER, I WAS ALERTED BY PEMBROKE PINES POLICE (CASE# PPPD22OFF050792) THAT MY CAR WAS BURNING WHEN I GOT TO THE PARKING LOT PEMBROKE PINES FIRE DEPT WAS IN THE PROCESS OF EXTINGUISHING A CATASTROPHIC FIRE IN THE ENGINE COMPARTMENT. THE CAR DROVE PROBLEM FREE TO THAT POINT. NO WARNING LIGHTS, NO SMOKE, NO SMELL, NO LEAK.THE CAR WAS IN EXCELLENT CONDITION PRIOR TO THE FIRE WITH APPROX 93000 MILES. I HAD THE CAR SERVICED BY MB FORT LAUDERDALE 1 MONTH BEFORE THE INCIDENT AND NO UNRESOLVED MAINTENANCE ISSUES WERE FOUND. AFTER THE FIRE GEICO INSURANCE TOOK POSSESION OF THE CAR AND MERCEDES USA WAS GRANTED ACCESS. AFTER MULTIPLE ATTEMPTS HAVENT BEEN ABLE TO MAKE CONTACT WITH MBUSA SINCE THEN, NO CALLBACK
NHTSA ODI 11492024