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Service bulletin WB14-32

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 id10110701
Published by NHTSA2017-08-04
Manufacturer's numberWB14-32
Manufacturer's date2014-09-15
NHTSA componentELECTRICAL SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY

NHTSA's summary

On the vehicles affected by this bulletin, it is possible to observe signs of corrosion at the base of the master relay installed in the vehicle battery box. At the next service occasion, install a new relay along with shims between the relay mounting flange and the battery box bottom in a way that space is created between the relay base and the battery box bottom, preventing corrosion of the relay.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, 12-volt battery

Vehicles listed
PREVOST WE2011 to 2013
PREVOST X32011 to 2013

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