NHTSA Data Explorer
Mercedes-Benz S550
Data refreshed May 30, 2026
Select a model year to filter results to that year of the Mercedes-Benz S550.
Complaints
504
Active records
Recalls
29
Active records
TSBs
462
Active records
Filing history
Monthly totals over the last 20 years. Click a legend item to show or hide that series.
Reported severity
Based on consumer complaints filed since 2000. Recalls and TSBs do not include severity data.
Deaths
0
Injuries
22
Crashes
21
Fires
15
Top reported issues — Mercedes-Benz S550
Click a category to expand its values.
Condition issue
Operating state
Reporting mechanism
Safety restraint issue
Ride/handling behavior
Engine behavior
Safety restraint behavior
Electrical issue
Fluid issue
Transmission/drivetrain behavior
Thermal issue
Performance issue
Noise
Smell
Driver assistance issue
Access/entry issue
Steering behavior
Lighting behavior
Braking behavior
Powering on/off behavior
Infotainment behavior
Vibration/harshness
HVAC behavior
Starting behavior
Recent change
Wiper/washer behavior
Recent filings
The 10 most recent filings for each type.
2015 MERCEDES-BENZ S550
Filed Jan 30, 2026
I loss my electric steering assist!!! Takes 2 gorillas to turn the wheel i was able to stop without crashing into anything
2014 MERCEDES-BENZ S550
Filed Oct 24, 2025
We almost got into crash the other day, our 8-year-old kid got our attention that rear seatbelt got very loose and did NOT retract back at all. he almost hit his head. when I asked him if it has been like this he said no, it was tight when I buckled it in. We tried several times to retract it manually with no luck. I checked online and I have seen people complaining about the same thing. we have been lucky we didn't hit the other car then my child will be seriously injured. This is a very…
2016 MERCEDES-BENZ S550
Filed Oct 14, 2025
The contact owns a 2016 Mercedes-Benz S550. The contact stated that while driving at an undisclosed speed, the power steering failure warning light illuminated. The contact stated that the steering wheel seized. The contact stated that he was lucky to have been driving the vehicle in front of the residence and not on the highway. In addition, the contact stated that it was very difficult trying to move the vehicle from one parking space to another in front of the residence. The vehicle was…
2016 MERCEDES-BENZ S550
Filed Aug 11, 2025
2016 S550 front roof panel issues. Adhesive issues.
2015 MERCEDES-BENZ S550
Filed Aug 5, 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…
2014 MERCEDES-BENZ S550
Filed Jul 31, 2025
The contact owns a 2014 Mercedes Benz S550. The contact stated that while the vehicle was idling, there was an abnormal ticking sound coming from the vehicle. There was no warning light illuminated. The contact became aware of oil spots on the driveway after parking the vehicle. The vehicle was taken to a dealer where an inspection indicated that the oil filter housing was defective and needed to be replaced. The contact was then given a list of other parts associated with the oil filter…
2017 MERCEDES-BENZ S550
Filed Jul 12, 2025
Steering wheel will move in and out, but has stopped moving up and down. The steering wheel is stuck in the UP position. This has caused me to readjust all my seat settings and has made it more difficult to see the dash.
2016 MERCEDES-BENZ S550
Filed Jun 16, 2025
Started car in parking lot and warming light read zero air in right front tire. No prior warning. Checking tire for any road hazard - nails or other potential punctures but none were present but the tire had a hole just below the wheel that had blown out. The tire is a Pirelli P Zero 245/40R20 Run Flat. Was able to drive it to Tire Discount the next day to replace the tire. Manager checked tire and could not find any other issue with the tire. They were supposed to hold the tire but it was…
2015 MERCEDES-BENZ S550
Filed Jun 5, 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…
2008 MERCEDES BENZ S550
Filed May 7, 2025
I’m reporting a serious safety issue with the balance shaft sprocket in my Mercedes-Benz S550 (M273 engine, 273.968). This is a known defect that causes the sprocket to wear out far too early due to poor material design. When it wears, it throws off the engine timing, leading to check engine lights, rough idling, reduced power, and even stalling. In some cases, the engine can shut down while driving, which is a major safety risk. Thousands of people have experienced this exact problem, and…