# 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

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2025/MC-11022529-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2025/MC-11022529-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Suspension

## Vehicles listed

- 2023 to 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 to 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 to 2025 MERCEDES\-BENZ GLC 300
- 2023 to 2025 MERCEDES\-BENZ GLC 300 4MATIC

JSON: [/v1/bulletins/11022529](/v1/bulletins/11022529)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%20LI32.25-P-079707&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F11022529&vehicle=Service%20bulletin%20LI32.25-P-079707)