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Service bulletin 950113

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 id39108
Published by NHTSA1995-03-17
Manufacturer's number950113
Manufacturer's date1995-01-01
NHTSA componentSERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DRUM:SHOES/LININGS

NHTSA's summary

REAR BRAKE CALIPERS MAY HAVE INCORRECTLY MACHINED BRAKE PISTON SEAL GROOVES. *TW

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, Brake drums and shoes

Vehicles listed
MERCEDES BENZ 420
MERCEDES BENZ 500

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