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Service bulletin 424628

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 id10002200
Published by NHTSA2003-08-15
Manufacturer's number424628
Manufacturer's date2004-01-22
Replaces424628A
NHTSA componentSERVICE BRAKES, HYDRAULIC

NHTSA's summary

BUZZING / DRONING NOISES DURING PRESSURE BUILDUP OF SBC SYSTEM. *TT *MJ

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Brakes

Vehicles listed
MERCEDES BENZ C2302003

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