2023 Mercedes-benz GLB-Class Complaints

Transmission switching to neutral by itself while driving on the highway. This issue has occurred twice in December 2024.

The contact owned a 2023 Mercedes-Benz GLB35 AMG. The contact stated that while driving at an undisclosed speed, the brakes were inoperable. The contact stated that while depressing the brake pedal, the vehicle was not braking smoothly. Additionally, the vehicle failed to accelerate as intended. The contact stated that the transmission malfunction warning light was illuminated. The contact stated that the vehicle had been taken to the dealer four times. The contact stated that the first visit with the dealer regarding the brakes, the dealer applied lubricant to the brake pedal. The contact stated that the failure was persistent. The vehicle was taken to the dealer for the second and third time, however the failure could not be duplicated. The contact stated that the failure was persistent. The vehicle was taken back to the dealer for the fourth time, and the vehicle was sold back to the dealer. The vehicle was not diagnosed or repaired by an independent mechanic or dealer. The manufact...