Mercedes-Benz AMG C43 2022–2026 — technical service bulletin
Bulletin ANN Interm. Issues Flash · NHTSA communication 11034273 · issued Jul 2, 2026
Technical service bulletin
communication type
Electrical System
component
2022–2026
model years
60
vehicle entries
Official summary
We are experiencing intermittent issues when flashing A26/17 - MBUX multimedia system + Instrument cluster (Head unit) when using flashing method ethernet to USB-C. Until further notice, please flash via VCI only.
Vehicles covered
- 2023 Mercedes-Benz AMG C43
- 2024 Mercedes-Benz AMG C43
- 2023 Mercedes-Benz AMG C43 4MATIC
- 2024 Mercedes-Benz AMG C43 4MATIC
- 2025 Mercedes-Benz AMG C43 4MATIC
- 2026 Mercedes-Benz AMG C43 4MATIC
- 2024 Mercedes-Benz AMG C63 S E
- 2024 Mercedes-Benz AMG C63 S E 4MATIC+
- 2025 Mercedes-Benz AMG C63 S E 4MATIC+
- 2026 Mercedes-Benz AMG C63 S E Performance 4MATIC+
- 2024 Mercedes-Benz AMG CLE53
- 2024 Mercedes-Benz AMG CLE53 4MATIC+
- 2025 Mercedes-Benz AMG CLE53 4MATIC+
- 2026 Mercedes-Benz AMG CLE53 4MATIC
- 2025 Mercedes-Benz AMG CLE53 4MATIC+ Cabriolet
- 2026 Mercedes-Benz AMG CLE53 4MATIC Cabriolet
- 2025 Mercedes-Benz AMG E 53 E 4MATIC+
- 2024 Mercedes-Benz AMG GLC43
- 2025 Mercedes-Benz AMG GLC43
- 2026 Mercedes-Benz AMG GLC43
- 2024 Mercedes-Benz AMG GLC43 4MATIC
- 2025 Mercedes-Benz AMG GLC43 4MATIC
- 2026 Mercedes-Benz AMG GLC43 4MATIC
- 2024 Mercedes-Benz AMG GLC43 4MATIC Coupe
- 2025 Mercedes-Benz AMG GLC43 4MATIC Coupe
- 2026 Mercedes-Benz AMG GLC43 Coupe
- 2025 Mercedes-Benz AMG GLC63 S E
- 2025 Mercedes-Benz AMG GLC63 S E 4MATIC+
- 2026 Mercedes-Benz AMG GLC63 S E 4MATIC+
- 2025 Mercedes-Benz AMG GLC63 S E 4MATIC+ Coupe
- 2026 Mercedes-Benz AMG GLC63 S E 4MATIC+ Coupe
- 2025 Mercedes-Benz AMG GT43
- 2026 Mercedes-Benz AMG GT43
- 2024 Mercedes-Benz AMG GT55
- 2025 Mercedes-Benz AMG GT55
- 2024 Mercedes-Benz AMG GT55 4MATIC+
- 2025 Mercedes-Benz AMG GT55 4MATIC+
- 2026 Mercedes-Benz AMG GT55 4MATIC+
- 2024 Mercedes-Benz AMG GT63
- 2025 Mercedes-Benz AMG GT63
- 2026 Mercedes-Benz AMG GT63
- 2025 Mercedes-Benz AMG GT63 4MATIC+
- 2026 Mercedes-Benz AMG GT63 4MATIC+
- 2026 Mercedes-Benz AMG GT63 Pro 4MATIC+
- 2023 Mercedes-Benz AMG SL43
- 2024 Mercedes-Benz AMG SL43
- 2025 Mercedes-Benz AMG SL43
- 2026 Mercedes-Benz AMG SL43
- 2022 Mercedes-Benz AMG SL55
- 2023 Mercedes-Benz AMG SL55
- 2024 Mercedes-Benz AMG SL55
- 2025 Mercedes-Benz AMG SL55
- 2023 Mercedes-Benz AMG SL55 4MATIC+
- 2024 Mercedes-Benz AMG SL55 4MATIC+
- 2025 Mercedes-Benz AMG SL55 4MATIC+
- 2026 Mercedes-Benz AMG SL55 4MATIC+
- 2022 Mercedes-Benz AMG SL63
- 2023 Mercedes-Benz AMG SL63
- 2025 Mercedes-Benz AMG SL63
- 2023 Mercedes-Benz AMG SL63 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.