Mercedes-Benz AMG C43 2022–2025 — technical service bulletin
Bulletin LI32.25-P-079706 · NHTSA communication 11022528 · issued Aug 29, 2025
Technical service bulletin
communication type
Suspension
component
2022–2025
model years
20
vehicle entries
Official summary
Complaint Clattering noise from area of hood with steel suspension. Cause Missing helical spring shim (blue part as shown in attached picture "Helical Spring Shim"). Remedy Check whether the blue helical spring shim is installed. • If NOT present: Install the spring shim. • If present: Provide sound/video file with matching noise, verification of no installed spring shim via picture, and open a TIPS case referencing this LI.
Vehicles covered
- 2023 Mercedes-Benz AMG C43
- 2024 Mercedes-Benz AMG C43
- 2024 Mercedes-Benz AMG C63 S E
- 2024 Mercedes-Benz AMG GLC43
- 2025 Mercedes-Benz AMG GLC63 S E
- 2022 Mercedes-Benz C 300
- 2023 Mercedes-Benz C 300
- 2024 Mercedes-Benz C 300
- 2025 Mercedes-Benz C 300
- 2025 Mercedes-Benz E 350
- 2025 Mercedes-Benz E 350 4MATIC
- 2025 Mercedes-Benz E 450 4MATIC
- 2025 Mercedes-Benz E 450 4MATIC All-Terrain
- 2023 Mercedes-Benz GLC 300
- 2024 Mercedes-Benz GLC 300
- 2025 Mercedes-Benz GLC 300
- 2023 Mercedes-Benz GLC 300 4MATIC
- 2024 Mercedes-Benz GLC 300 4MATIC
- 2025 Mercedes-Benz GLC 300 4MATIC
- 2025 Mercedes-Benz GLE 450 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.