Service bulletin LI32.25-P-079707
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
| Type | Service bulletin |
|---|---|
| NHTSA id | 11022529 |
| Published by NHTSA | 2025-09-04 |
| Manufacturer's number | LI32.25-P-079707 |
| Manufacturer's date | 2025-08-29 |
| NHTSA component | SUSPENSION |
NHTSA's summary
Complaint Wheezing noises/squeaking noises from the front shock absorbers when passing over surface undulations and rough road. Noise MUST match those heard in the attached videos. Cause • Wheezing noises: Flow noises of the shock absorber fluid • Squeaking noise: From the mechanical rubber valve in the dividing piston Remedy Replace shock absorber(s). If noise persists after replacement, please create a TIPS case to the Body, Chassis, Entertainment inbox referencing this LI and include sound/video files.
The document
The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.
Components
Suspension
| MERCEDES-BENZ AMG C43 | 2023 to 2024 |
|---|---|
| MERCEDES-BENZ AMG C63 S E | 2024 |
| MERCEDES-BENZ AMG GLC43 | 2024 |
| MERCEDES-BENZ AMG GLC63 S E | 2025 |
| MERCEDES-BENZ C 300 | 2022 to 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 | 2025 |
| MERCEDES-BENZ GLC 300 | 2023 to 2025 |
| MERCEDES-BENZ GLC 300 4MATIC | 2023 to 2025 |
Listing a model year does not mean every vehicle of it is concerned: the document says which.