STEERING01/30/2026
I loss my electric steering assist!!! Takes 2 gorillas to turn the wheel i was able to stop without crashing into anything
FUEL SYSTEM, GASOLINE,SERVICE BRAKES, HYDRAULIC08/05/2025
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.
AIR BAGS06/05/2025
The contact owns a 2015 Mercedes-Benz S550. The contact stated that while operating the vehicle, the air bag warning light remained illuminated, with the message "Front Drivers Air Bag Malfunction - Service Required" displayed. The cause of the failure was not yet determined. The manufacturer and local dealer were notified of the failure, but no assistance was provided. The contact was informed that the VIN was not included in NHTSA Campaign Number: 17V177000 (ELECTRICAL SYSTEM, AIR BAGS). The contact stated that the vehicle had experienced the failure listed in the recall. The failure mileage was 10,000.
WHEELS,ENGINE04/17/2025
Brought my vehicle to my mechanic because of noise that recently appeared in my car. To my surprise the mechanic stated that my engine is completely failing and would require an entire new engine. I purchased this car less than two years ago with an estimated 79,000 miles. Vehicle currently has an estimated 112,000 miles. Never missed a service interval for the vehicle. Now several components of the engine are completely failing.
STRUCTURE04/08/2025
Roof panel between windshield and panoramic sunroof has developed fine hairline fractures on the polycarbonate panel. Why wasn't my vehicle included in recall 21V-197? Thanks for your time.
STEERING03/09/2025
The steering wheel became difficult to control.Also,steering wheel module waring light came on.
SEAT BELTS03/04/2025
The rear seatbelts do not retract to restrain the passenger. They also don't retract after the passenger has exited the vehicle.
ENGINE02/13/2025
Cylinder wall 2 and 3 scorn horribly. Coolant leaking into cylinder 2 & 3. Dealer recommendation of new motor due to bad block. German Auto Works and CarStoreUSA Wichita KS both recommend new motor and have advised of many of same motors being recalled by Mercedes Benz. I also spoke with Mercedes Benz North America. The heads were replaced in 2022 already and have under 10k miles on motor since repair.
TIRES09/29/2024
RIGHT FRONT TIRE 245/45R19B 102.H.M.S I HAD A MAJOR BLOWOUT. THE SIDEWALL OF THE TIRE HAD A WHOLE THE SIZE OF A RETANGULAR BRICK. i COULD HAVE LOST CONTROL AND HURT MYSELF AND OTHERS. I HAD MY BRAKES REPLACED AND THE TIRES ALIGNED AND BALANCED A COUPLE OF DAYS BEFORE. THE MECHANIC SAID IT WAS UNUSUAL FOR THE TIRES TO SHOW WEAR ON THE OUTSIDE AND INSIDE TREAD. AT 75 MPH IT WAS LIKE A LOAD EXPLOSION. BECAUSE THEY ARE RUN FLAT TIRES I DID NOT BRAKE AND COASTED TO THE EXIT WHICH WAS CLOSE BY. INSURANCE CLAIM WAS FILED AND ADJUSTER REVIEWED THE TIRE, THEY DID PAY FOR A NEW TIRE AND LABOR, I HAD TO PAY FOR REALIGNMENT THE CAR WAS FLAT BEDDED TO THE NEAREST MERCEDES REPAIR SHOP. THE TIRE WAS REPLACED AND THEY REALIGNED AGAIN. THEY SAID I WAS VERY LUCKY NOT TO HAVE HAD A MAJOR ACCIDENT OR EVEN DONE MORE DAMAGE TO THE CAR. THE MECHANIC SAID TO CHECK FOR RECALLS BECAUSE THE OF THE RECTANGULAR SIZE ON THE SIDEWALL OF THE TIRE. I DID NOT RUN OVER ANYTHING IN THE ROAD. THE CAR ROAD SMOOTHLY AFTER THE TIRE WAS REPLACED I HAVE THE SAME TIRE ON THE RIGHT FRONT. I AM VERY NERVOUS IT COULD HAPPEN AGAIN.
SUSPENSION09/18/2024
The contact owns a 2015 Mercedes-Benz S550. The contact stated while driving at an undisclosed speed, the contact noticed a squeaking sound coming from the undercarriage of the vehicle. The vehicle was taken to the dealer where it was diagnosed with suspension strut spring control arm joint. The contact was informed that the suspension strut spring control arm joint needed to be replaced. The vehicle was not repaired. The manufacturer was made aware of the failure but provided no assistance. The contact was advised to contact the NHTSA Hotline to report the failure. The failure mileage was approximately 100,000.
SEAT BELTS05/31/2024
The contact owns a 2015 Mercedes-Benz S550. The contact stated that the rear driver's side seat belt was inoperable. The contact stated that the seat belt failed to retract as designed. The vehicle was taken to the dealer where it was diagnosed with a failed seat belt retractor. The contact was informed that the seat belt retractor needed to be replaced. The vehicle was not repaired. The manufacturer was made aware of the failure and the contact was advised to contact the NHTSA Hotline to report the failure. The failure mileage was approximately 75,000.
STRUCTURE,LATCHES/LOCKS/LINKAGES,UNKNOWN OR OTHER05/13/2024
The driver side reader door can be opened when the door is locked. The door can be inspected on request. The risk is that the door can be opened when the door is indicated as locked. There are no lights to the contrary. The car is inspected by Mercedes dealer at McFarland in Georgia. See Mercedes recall Campaign 2018010009, March 2018.
Showing 12 of 51 complaints.