WenmarOpen by Wenmar Pro

Service bulletin sbw4714

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 id10142389
Published by NHTSA2018-06-25
Manufacturer's numbersbw4714
Manufacturer's date2013-05-01
NHTSA componentEQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; FUEL SYSTEM, GASOLINE:STORAGE:AUXILLARY TANK

NHTSA's summary

sbw4714 Fuel Tanks Rotating in Saddles

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

Equipment and accessories, Fuel system

Vehicles listed
WESTERN STAR 4900
WESTERN STAR CONSTELLATION
WESTERN STAR HERITAGE

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