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Service bulletin FU-74-B-174

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 id10028266
Published by NHTSA2009-03-20
Manufacturer's numberFU-74-B-174
Manufacturer's date2008-09-16
NHTSA componentSERVICE BRAKES, AIR

NHTSA's summary

PIERCE: AUXILIARY FRONT BRAKE LOCK OPERATION. FRONT BRAKES MAY NOT BE APPLIED WHEN VALVE IS ACTUATED. ITS CAUSED BY A VARIETY OF DISCREPANCIES IN THE FRONT BRAKE LOCK AIR SYSTEM. MAKE AND MODEL YEARS UNKNOWN. *PE

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
PIERCE FIRE TRUCK

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