Mercedes-Benz GLC350e

My 2025 Mercedes-Benz GLC 350e displayed a “48V battery malfunction” warning on or about July 1, 2026, while the vehicle was less than one year old. The vehicle was taken to an authorized Mercedes-Benz dealership and remained there until approximately July 20. Mercedes-Benz USA became involved, and the dealership ultimately stated that the malfunction had been corrected through a software update. The 48V battery was not replaced. I have not received documentation clearly identifying the…

The car went from 20 miles an hour and 35 miles an hour (happened 2 times) to a sudden hault like hitting a wall. The first time I had to restart the car. The second car, I had to return it to drive. A big X came up on the dashboard. I have owned the car 17 months. Both issues happened in the last 30 days. Nothing beefore. The car has 4415 miles on it. The dealer (Fletcher Jones) was unable to replicate). There was no warning. They told us it was our problem and we could report it to Mercedes…

While driving at slow speed (approx 27 mph) on an inclining road, the automatic braking system when off and abruptly slowed down the vehicle. Fortunately there was no one immediately behind my car and there was no apparent reason for the emergency braking. The sidewalk did have a person with a dog off to the right at the time but they were completely away from the car walking on a sidewalk. This could have been dangerous if someone was driving immediately behind my car.

The seatbelt latch does not fully release when you press the red button. It needs to be wiggled and then it eventually does release. This is an ongoing issue.

The contact owns a 2025 Mercedes-Benz GLC 350E 4Matic. The contact stated that while driving 10 MPH and attempting to park the vehicle, the vehicle unintendedly accelerated. The brake pedal was depressed, but the vehicle failed to respond. The vehicle was uncontrollable and crashed into a fence. The driver’s side mirror, bumper, and door were damaged. The contact stated that the air bags did not deploy. The instrument panel had previously gone black before the crash and the vehicle previously…

The contact owns a 2025 Mercedes-Benz GLC350E 4MATIC. The contact stated that while driving at 68 MPH, the sunroof glass shattered unexpectedly. The contact was able to pull over, and the vehicle was towed to the nearest dealer. The dealer had not yet diagnosed the vehicle. The vehicle was not repaired. The manufacturer was not made aware of the failure. The failure mileage was approximately 17,500.

The contact owns a 2025 Mercedes-Benz GLC350E 4MATIC. The contact stated that the vehicle was repaired under NHTSA Campaign Number: 26V281000 (Electrical System); but the recall repair failed to prevent a failure. The contact stated that while starting the vehicle, the instrument panel display was inoperable. The failure was a recurring failure. The dealer was contacted; however, the vehicle was not diagnosed or repaired. The manufacturer was made aware of the failure. The failure mileage was…

Suspension exhibits excessive bounce/instability over road irregularities, unsafe on uneven pavement, affects steering control. Car available for inspection. Checked by two authorized dealerships, both closed as operating as designed without resolving it. Also inspected by manufacturer's Field Service Engineer, same result. Issue began after a phantom braking event — vehicle braked suddenly and unexpectedly on its own while changing lanes at highway speed, no obstruction present, no driver…

All screens on dash were black and a clicking sound could be heard I side the vehicle. This has happened four times. Towed vehicle to MB dealer and they did a software update but it keeps happening anyway.

The contact owns a 2025 Mercedes-Benz GLC 350E. The contact stated that while driving approximately 60 MPH, the vehicle began decelerating, losing drive power till the vehicle stalled. The contact turned on their hazards and had the vehicle towed to the dealer. The Check Engine, Blind Assist, Exit Warning Inoperative, Towing Not permitted, with several other warning or failure lights illuminated. The failure occurred twice. The dealer diagnosed that the ignition unit had failed. The vehicle was…