WenmarOpen by Wenmar Pro

Service bulletin FSB-722-002

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 id10055308
Published by NHTSA2014-05-07
Manufacturer's numberFSB-722-002
Manufacturer's date2014-03-01
NHTSA componentSERVICE BRAKES

NHTSA's summary

MACK: THERE MAYBE INTERFERENCE BETWEEN THE BRAKE LINING AND THE SPRING CAP ON TRUCKS WITH 203 MM REAR DRUM BRAKES AND CAMELBACK REAR SUSPENSION. THERE ARE NO SIGNS OF INTERFERENCE ON THE SPRING CAP. MODELS IN CHU, CXU, GU, TD, LEU, MRU BUILT BETWEEN 01/01/2007 AND 04/01/2014. *JS

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
MACK MACK

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