The problem
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.
The risk
A loss of drive power increases the risk of a crash.
The fix
Owners are advised to park outside until the recall repair is complete. Dealers will inspect and replace the high-voltage battery as necessary, free of charge. This will be a phased campaign, with the remedy becoming available in different phases based on model and model years. Owner notification letters were mailed January 9, 2026. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2025080004.
Recall details
| NHTSA campaign | 25V-487 (25V487000) |
|---|---|
| Manufacturer number | 2025080004 |
| Manufacturer | Mercedes-Benz USA, LLC |
| Component | Electrical system › Propulsion system › Traction battery |
| Report date | July 25, 2025 |
| Owners notified | January 9, 2026 |
| Vehicles affected | 660 |
| Initiated by | Manufacturer |
Vehicles covered
Owner complaints about the electrical system
Frequently asked questions
Is the recall 25V-487 repair free?
Yes. Mercedes-Benz dealers will fix the problem at no cost: Owners are advised to park outside until the recall repair is complete. Dealers will inspect and replace the high-voltage battery as necessary, free of charge.
How do I know if my car is included?
Not every vehicle of the listed model years is affected — the recall covers 660 vehicles built in a certain window. Check your 17-character VIN with our VIN recall check or at nhtsa.gov/recalls.
Is it safe to drive?
Owners are advised to park outside and away from buildings until the repair is done, because of a fire risk.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.