Mercedes-Benz AMG C43 2022–2026 — service campaign
Bulletin NCU - 2024090017 · NHTSA communication 11024426 · issued Oct 24, 2025
Service campaign
communication type
Electrical System
component
2022–2026
model years
28
vehicle entries
Official summary
Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, has determined that on certain subject vehicles, the door control unit software does not correspond to current production specifications. In this case, the 12V starter battery may sporadically discharge. MBUSA will conduct a service campaign. An authorized Mercedes-Benz dealer will update the door control unit software.
Vehicles covered
- 2023 Mercedes-Benz AMG C43
- 2024 Mercedes-Benz AMG C43
- 2024 Mercedes-Benz AMG C63 S E
- 2024 Mercedes-Benz AMG GLC43
- 2024 Mercedes-Benz AMG GLC43 4MATIC
- 2025 Mercedes-Benz AMG GLC43 4MATIC
- 2024 Mercedes-Benz AMG GLC43 4MATIC Coupe
- 2025 Mercedes-Benz AMG GLC43 4MATIC Coupe
- 2024 Mercedes-Benz AMG GLC63 S E
- 2025 Mercedes-Benz AMG GLC63 S E
- 2025 Mercedes-Benz AMG GLC63 S E 4MATIC+ Coupe
- 2022 Mercedes-Benz C 300
- 2023 Mercedes-Benz C 300
- 2024 Mercedes-Benz C 300
- 2025 Mercedes-Benz C 300
- 2023 Mercedes-Benz GLC 300
- 2024 Mercedes-Benz GLC 300
- 2025 Mercedes-Benz GLC 300
- 2026 Mercedes-Benz GLC 300
- 2023 Mercedes-Benz GLC 300 4MATIC
- 2024 Mercedes-Benz GLC 300 4MATIC
- 2025 Mercedes-Benz GLC 300 4MATIC
- 2026 Mercedes-Benz GLC 300 4MATIC
- 2024 Mercedes-Benz GLC 300 4MATIC Coupe
- 2025 Mercedes-Benz GLC 300 4MATIC Coupe
- 2026 Mercedes-Benz GLC 300 4MATIC Coupe
- 2024 Mercedes-Benz GLC 300 Coupe
- 2025 Mercedes-Benz GLC 350 E 4MATIC
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.