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Service bulletin LI42.15-P-074455

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10208737
Published by NHTSA2022-03-04
Manufacturer's numberLI42.15-P-074455
Manufacturer's date2022-02-25
NHTSA componentSERVICE BRAKES, HYDRAULIC

NHTSA's summary

Complaint Brake squeal from front axle when braking to a standstill. Cause Frictional vibrations between brake lining and brake disk. There is no impact to braking capabilities. Remedy Order and replace A0004202306 Linings of front axle as per parts catalog. It is not necessary to replace the brake disks; see also LI "Brake noises on AMG - vehicles" in design group 42.10.

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

Brakes

Vehicles listed
MERCEDES-BENZ A 2202019 to 2022
MERCEDES-BENZ AMG A352020 to 2021
MERCEDES-BENZ AMG CLA352020 to 2022
MERCEDES-BENZ AMG CLA452020 to 2022
MERCEDES-BENZ CLA2022
MERCEDES-BENZ CLA 2502020 to 2021

Listing a model year does not mean every vehicle of it is concerned: the document says which.