*Median odometer reading when the problem happened, where owners gave one. One complaint can name several problem areas.
Wheels
At vehicle mileage 11,308 with original tires and traveling at highway speed of approximately 70 miles per hour on an interstate highway, the right rear tire suffered a catastrophic, sudden blowout. The loss of control placed the vehicle and its occupants in immediate danger of collision with surrounding highway traffic. The vehicle was towed to Mercedes-Benz of Hilton Head where both rear tires were found to have worn excessively on the inside of the tire due to excessive negative camber built into the factory suspension geometry. Ten days after the blowout, we presented the vehicle to Mercedes-Benz of Asheville for follow-up inspection. The service department informed us that the…
May 9, 2025Service brakes
we list the car on 2024 in the same year, EQS450+ 2024 model from S.M Dealer. In a few months after drove the car , I notice about the break having the problem, I took the car to S.M repair center,. Then again, a few months after the same problem, then Mr. Antonio Aranda, the service advisor, has indicated that the car break has been ok and there is no issue. We took the care gain, we had the same problem, and we have told by the same person that there are 2 recalls for this car, I asked why they didn't tell me about the recall, and got no respond. For the 3rd time I took the car to them with the new problem as a very loud explosion sound and a big spark when I was driving on the freeway,…
Jun 7, 2026Electrical systemFire4 injuries
On [XXX] at approximately [XXX] PDT, a 2024 Mercedes-Benz EQS SUV 450+ caught fire at an intersection in Irvine, California. The vehicle was being driven normally. It was NOT charging. It was NOT in a collision. It was stopped at the intersection when the fire began. There was no warning. Four occupants were inside: the driver (age [XXX] ), two minor children (ages [XXX] and [XXX] ), and one elderly passenger (age [XXX] ). All four escaped, but narrowly â the rear child safety locks barely released in time for the children to exit. The vehicle sustained catastrophic cabin burn-through and is a total loss. Smoke and flames appeared to originate from beneath the vehicle, consistent with a…
Apr 11, 2026Structure › Body › Hatchback/liftgate1 injury
Trunk opening and closing without warning. First incident occurred when sunroof was open and wouldn't close. Trunk would randomly open even when the car was parked and locked. Trunk opened when car was off and parked and pinned my 5 year old son between the trunk and our garage door. Trunk closed without warning and almost decapitated my husband and son Additionally, the door handles on the exterior of the car are constantly closing on our hands, pinching fingers and hands.
Feb 28, 2026Forward collision avoidance › Adaptive cruise control
The EQS450's delivery was taken from the sonic walnut creek CA dealer on [XXX], the vehicle has ACC and brake assists malfunctioning issues. Phantom braking issues. On [XXX], I was traveling on Interstate at 70-75 mph with no nearby vehicles when the car suddenly braked as if there was a pending collision. It was very scary, it was so violent I thought I had hit something in the road, but it was a clear, dry, sunny day with no road hazards, obstacles or anything else that would have caused it. My wifeâs head whipped back and forth, resulting in an enduring headache for her through the rest of the evening. MB Naperville serviced vehicles twice in the past three months , updated software…
Jun 8, 2025
Owner complaints are submitted to NHTSA by the public and are not verified. Shown as filed (NHTSA removes personal details); long reports are shortened.