Complaints by model year
Each bar is one model year. Highlighted: 2023. The most recent years are still collecting complaints.
NHTSA ODI complaints (public domain) · updated 23 Oct 2026
Year by year
| Model year | Complaints | Recalls |
|---|---|---|
| 2025 | 2 | 0 |
| 2024 EQB 300 4MATIC | 8 | 2 |
| 2023 EQB 300 4MATICMost complaints | 54 | 4 |
| 2022 EQB 300 4MATIC | 11 | 5 |
A model year gets its own page when it has enough data for at least three sections
Most common problems
- Electrical system56
- Fuel/propulsion system14
- Unknown or other12
- Engine9
- Power train6
- Forward collision avoidance4
- Service brakes3
- Vehicle speed control2
NHTSA ODI complaints, all model years
Recalls
5 campaigns cover the EQB 300 4MATIC.
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2023-2024 EQB 250+, 2022-2024 EQB 300 4MATIC, and EQB 350 4MATIC vehicles. The high voltage battery may fail internally and lead to a vehicle fire while parked or driving.
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2023 EQB 250, 2022-2023 EQB 300 4MATIC, and EQB 350 4MATIC vehicles. The high voltage battery may fail internally and lead to a vehicle fire while parked or driving.
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2022-2023 EQB 350 4MATIC, and EQB 300 4MATIC vehicles. The bus bar in the high voltage battery may be secured with incorrect screws, which can cause the system to have a sudden loss of drive power without warning.
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2022-2025 EQB 250, EQB 300 4MATIC, and EQB 350 4MATIC electric vehicles. The high voltage battery may fail internally and lead to a vehicle fire while parked or driving.
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2022 EQB 300 and EQB 350 vehicles. The welded spur gear within the front axle electric drivetrain may not have been welded properly. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 114, "Theft Protection."
NHTSA recalls