Vehicle recall 25V129000 · February 28, 2025
Mercedes-Benz AMG GT63 S E, AMG S 63 E and 5 more models
A software error may cause the high-voltage starter alternator control unit to fail, causing a loss of drive power.
Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.
- 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.
- Consequence
- 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
- 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.
Recall details
- NHTSA campaign
- 25V129000
- Reported to NHTSA
- February 28, 2025
- Filed by
- Mercedes-Benz USA, LLC
- Manufacturer campaign
- 2025030012
- Owner notification
- April 11, 2025
- Vehicles potentially affected
- 2,943
- Initiated by
- the manufacturer
- Components
- Electrical system › Propulsion system
Vehicles covered
As listed by NHTSA. A recall usually covers only some vehicles of each model and year, often a production date range.
- Mercedes-Benz AMG GLC63 S E (2025): 2025
- Mercedes-Benz AMG GLC63 S E 4MATIC+ Coupe (2025): 2025
- Mercedes-Benz AMG GT 63 S E Coupe (2023): 2023
- Mercedes-Benz AMG GT63 S E (2024-2025): 2025, 2024
- Mercedes-Benz AMG S 63 E (2023-2024): 2024, 2023
- Mercedes-Benz AMG S 63 E 4MATIC+ (2025): 2025
- Mercedes-Benz AMG SL63 S E (2024-2025): 2025, 2024
Has your Mercedes-Benz been repaired?
Recalls here come from NHTSA’s records for the model and year. Not every vehicle of a model is included in every recall, and this site can’t see whether a repair has been done. Only a VIN lookup can tell you that.
NHTSA’s VIN search doesn’t show recalls that were already repaired, recalls more than 15 years old, or some small manufacturers’ recalls. Recall repairs are free.