Mercedes-Benz E450

Vehicle was exhibiting erratic indications in all safety systems. Was checked out by dealer told all was OK. Two weeks later vehicle indicated warnings in various safety system, instrument cluster went dark, speedometer and tach were inop, blinkers did not work. Car taken to dealer again where it was determined that water incursion into passenger side foot well as the result of clogged sunroof drains had resulted in water damage to the signal acquisition module and other modules regulating the…

The contact owns a 2020 Mercedes-Benz E450 4Matic. While the contact’s son was driving at an undisclosed speed, the vehicle unexpectedly slowed down and failed to properly accelerate. The contact's son attempted to shift into reverse; however, the transmission was making an abnormal grinding sound. The vehicle was towed to the dealer to be diagnosed. The vehicle was diagnosed with drivetrain and engine damage, catalytic converter failure, and a bolt had snapped or was loose. The contact stated…

The infotainment and vehicle information system randomly goes black, resets itself while driving. There are no error messages or warnings. The system reboots and the screens come back after about 10-20 seconds. There was a recall issued for this back in May of 2026 and I had Mercedes Benz of Asheville, NC perform the required system update on June 17, 2026. Obviously the update did not correct the problem.

My 2020 E450 has not been serviced on schedule due to Mercedes-Benz of Indianapolis and its service manger banning and blacklisting me for months. This service department would not allow my vehicle to be serviced under a prepaid maintenance and wheel and tire plan, and most importantly my vehicle's warranty. When I went there for an appointment, a flat tire, or help with my vehicle, they kicked me out, verbally harassed and threatened me because I did not pay the deductible on a loaner vehicle…

I wish to respectfully report a safety concern with my new 2026 Mercedes All-Terrain Wagon. Specifically, at certain sun angles under cloudless skies, flaring occurs on the inside of my front windshield. They would appear to be linked to the Heads-Up Display Unit via reflection. The housing and dash can also reflect patterns on the windshield. Again, this occurs under certain sun angles when the sun is anywhere between 11 o'clock and 4 o’clock. Additionally, the density of a flaring pattern…

The contact owns a 2019 Mercedes-Benz E-450 4MATIC. The contact received notification of NHTSA Campaign Number: 26V216000 (Power Train). The local dealer was contacted and confirmed that parts were not yet available. The vehicle was not diagnosed or repaired. The manufacturer was contacted and referred the contact to the dealer for assistance. The contact had not experienced a failure.

Back up camera not functioning. Emblem cover will not retract. Must use key fob or electronic controls to open the trunk.

The contact owns a 2019 Mercedes-Benz E450 4Matic. The contact stated while driving at 40 MPH, the vehicle failed to accelerate as intended and made an abnormal clunking sound. There was no warning light illuminated. The contact had received the recall notification letter of NHTSA Campaign Number 26V216000 (Power Train). The vehicle was taken to the local dealer, who confirmed the parts were backordered. The vehicle was not diagnosed or repaired. The manufacturer was not contacted. The failure…

My auto assist emergency braking function has triggered 3 times over the last few months with no other cars or hazzards near me. There was not warning. Each time it caused sudden unexpected severe jerking. More importantly, had there been a car behind me, it would have run into me and caused an collision. I reported this to the dealer who was unable to replicate the problem so it returned my car without a solution. I have notified MBUSA.

The contact owns a 2023 Mercedes-Benz E-Class. The contact stated while driving at an undisclosed speed, the engine seized. The contact stated that the failure occurred while making a left turn. In addition, a malfunction error message illuminated. The contact stated while attempting to start the vehicle, the vehicle failed to start with the push to start. However, the vehicle did start using the key fob. The vehicle was taken to the dealer, however the failure was not duplicated. The…