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Service bulletin 0400504

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 id10010295
Published by NHTSA2004-11-10
Manufacturer's number0400504
Manufacturer's date2008-03-21
Replaces04-005/08
NHTSA componentSERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DRUM

NHTSA's summary

GRABBING CONDITION FROM REAR DRUM BRAKES. *TT UPDATED 4/25/08. *NJ

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
MAZDA B-SERIES TRUCK2002, 2003, 2004, 2005, 2006, 2007, 2008 (the catalog's model; the bulletin names a series or trim of it)

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