NHTSA Campaign 25V129000

ELECTRICAL SYSTEM:PROPULSION SYSTEM

Issued by Mercedes-Benz USA, LLC · Reported Feb 28, 2025 · 2,943 vehicles affected

What's wrong

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.

Vehicles affected by this recall

Make Model Year Units
MERCEDES-BENZ AMG GLC63 S E 2025 2,943
MERCEDES-BENZ AMG GLC63 S E 4MATIC+ COUPE 2025 2,943
MERCEDES-BENZ AMG GT 63 S E COUPE 2023 2,943
MERCEDES-BENZ AMG GT63 S E 2024 2,943
MERCEDES-BENZ AMG GT63 S E 2025 2,943
MERCEDES-BENZ AMG S 63 E 2023 2,943
MERCEDES-BENZ AMG S 63 E 2024 2,943
MERCEDES-BENZ AMG S 63 E 2025 2,943
MERCEDES-BENZ AMG SL63 S E 2024 2,943
MERCEDES-BENZ AMG SL63 S E 2025 2,943

Source: NHTSA Campaign 25V129000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.