NHTSA 25V129000Manufacturer no. 2025030012
Electrical System › Propulsion System
- Report received by NHTSA
- February 28, 2025
- Owner notification
- April 11, 2025
- Recall initiated by
- Manufacturer
- Units potentially affected
- 2,943 (whole campaign)
- Model names in the NHTSA record
- AMG S 63 E 4MATIC+
Defect summary
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2023-2024 AMG GT 63 S E Performance 4-door coupe, 2025 AMG GLC 63 S E Performance, GLC 63 S E Performance Coupe, AMG GT 63 S E Performance, 2023-2025 AMG S 63 E Performance, and 2024-2025 AMG SL 63 S E Performance vehicles with a hybrid powertrain. A software error may cause the high-voltage starter alternator control unit to fail, causing a loss of drive power.
Safety risk
A loss of drive power increases the risk of a crash.
Remedy
Dealers will update the high-voltage starter alternator control unit software, free of charge. Owner notification letters were mailed April 11, 2025. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2025030012.
Notes in the NHTSA record
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 888-327-4236 (TTY 888-275-9171) or go to nhtsa.gov.
Source: NHTSA recall 25V129000, filed by Mercedes-Benz USA, LLC. View the campaign on NHTSA.gov