# Service bulletin LI42.10\-P074952

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: 10214957
- Published by NHTSA: 2022\-07\-05
- Manufacturer's number: LI42.10\-P074952
- Manufacturer's date: 2022\-06\-09
- NHTSA component: SERVICE BRAKES

## NHTSA's summary

Complaint There is a rhythmic thumping noise coming from the front end during braking. See example audio file. Attachments File Description New Recording.m4a Cause Under investigation. Note: there is no adverse affect to braking ability. Remedy Please create a PTSS case. The following will be required for analysis: • Clear pictures of the front and back of the pads and discs • Clear video/audio file of the symptom

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10214957-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10214957-9999.pdf)

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

## Components

Brakes

## Vehicles listed

- 2022 MERCEDES\-BENZ C 300

JSON: [/v1/bulletins/10214957](/v1/bulletins/10214957)

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