Every record we hold for this vehicle, as plain tables, with nothing added. The consumer page shows the same records with the maintenance schedule, price ranges and nearby shops around them.
vehicle
2021 / mercedes-benz / s-class
known issues
6 clusters (reviewed 2026-08-21)
complaints
34 on file (2021-07-26 → 2026-08-19)
recalls
0
investigations
0
fars
1 occupant deaths, crash years 2010-2024 (legacy-code)
21-inch wheel rim cracking and tire blowoutsWHEELS9 complaints2022-07 → 2026-01s580-2021-wheel-rim-tire-failure
11643990 I purchased this vehicle used at a dealer in Virginia. I drove it home to Chelsea Alabama, outside Birmingham. After a couple of days, my front right tire went flat. I took it to the dealer and they said the flat tire was caused by a cracked rim and required both to be replaced.…
11710678 Three wheels had rim a total of eight cracks that lead to one tire unable to hold air. Loss of air in tire can lead to crash. Mercedes service inspected car after first crack was noticed by Discount Tire when they diagnosed deflation in tire
Recall repair delays due to unavailable partsENGINE AND ENGINE COOLING8 complaints2021-12 → 2026-02s580-2021-recall-parts-unavailable
11631798 The contact owns a 2021 Mercedes-Benz S580. The contact received notification of NHTSA Campaign Number: 24V704000 (ENGINE AND ENGINE COOLING); however, the part to do the recall repair was unavailable. The contact stated that the manufacturer had exceeded a reasonable amount of…
11443625 The contact owns a 2021 Mercedes-Benz S580. The contact received a notification for NHTSA Campaign Number: 21V843000 (Engine and Engine Cooling) however, the part to do the recall repair was unavailable. The dealer had been notified about the recall; however, the contact was…
Forward camera and ADAS system unavailabilityLANE DEPARTURE: ASSIST, LANE DEPARTURE: WARNING, FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL4 complaints2024-04 → 2025-01s580-2021-camera-adas-unavailable
11591956 Every Mercedes Benz manufactured in 2021 has a defective hood lens which prevents the adaptive driver assistance system from working properly. You can have it on and it will work intermittently which can easily cause a major crash. Mercedes Benz says the part is not available in…
11636844 While on the freeway, going approximately 70 mph, the vehicles onboard cameras all failed and I got a warning that said “camera dirty/unavailable/traffic sign assist currently unavailable”. Because of this failure, I almost crashed the car in Front of me
12V battery drain and electrical system warningsELECTRICAL SYSTEM, POWER TRAIN, FUEL/PROPULSION SYSTEM4 complaints2021-11 → 2022-07s580-2021-electrical-battery-drain
11449211 Issue: STARTER BATTERY Repetitive online and dashboard screen message notices stating, "BATTERY CHARGE Status Critical," at all hours of day and night requesting immediate 30-60-min. of driving or car will not start. Have had to wake up from nightime sleep to drive car in…
11449057 The 12-volt battery gives CRITICAL CHARGE notifications constantly. Incident: Dry pavement, 400-mile, January winter night, highway driving in Wisconsin Northwoods at posted 70 mph; some with cruise control, some without cruise control. Seat belt was in use. On four…
11501439 Driving on highway at about 50 mph when the brakes suddenly slammed on and brought car to a sudden, near stop. The stop was so sudden our seatbelts engaged and we thought we were struck in the rear by another car. Electrical module issues that cause battery to drain while…
11540188 The contact stated that while driving at 50 MPH and attempting to accelerate, the vehicle inadvertently activated the Forward Collision Avoidance feature and briefly applied the brakes hard enough for the ABS to be activated. The contact stated that there were no objects near or…
11442018 The contact stated while driving at 60 MPH, the contact pressed a button on the steering wheel to engage the cruise control function on the vehicle. The contact stated when driving past a mileage sign stating 40 MPH, the vehicle suddenly reduce in speed to 40 MPH, while the…
11449057 On four occasions, car independently, without any warning, dropped from 70 mph to 35 mph, projecting me forward. No reduction in speed signage No small town drive through. With car and semi-truck traffic behind me, luckily no rear end collisions, injury or death occurred
FARS counts every occupant death in a fatal crash, whatever the cause — it does not mean the vehicle was at fault or defective. Counts are not adjusted for how many of each vehicle are on the road.
Cite this
Derived data is CC BY 4.0. Link back to the page you used. Text and BibTeX below.
Wrench.Pro (2026). 2021 Mercedes-Benz S-Class vehicle data [dataset]. https://www.wrench.pro/data/vehicles/2021/mercedes-benz/s-class
@misc{wrenchpro_2021_mercedes_benz_s_class_2026,
author = {Wrench.Pro},
title = {Wrench.Pro vehicle data: 2021 Mercedes-Benz S-Class},
year = {2026},
howpublished = {\url{https://www.wrench.pro/data/vehicles/2021/mercedes-benz/s-class}},
note = {Derived from NHTSA public records. CC BY 4.0.}
}
