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Service bulletin 928 Sway bar bushings

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 id11014496
Published by NHTSA2025-02-25
Manufacturer's number928 Sway bar bushings
Manufacturer's date2019-03-01
NHTSA componentSUSPENSION

NHTSA's summary

The purpose of this Service Bulletin is to inform Customers of the availability of Service List SL3308 which has been released and can be used on Enviro 500 and Enviro 400 should the lower linkage pin is missing or found to be loose, or if you are changing the ARB bushes.

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

Suspension

Vehicles listed
ALEXANDER DENNIS ENVIRO 4002012 to 2014
ALEXANDER DENNIS ENVIRO 5002009 to 2015
ALEXANDER DENNIS ENVIRO 5002017 to 2020
ALEXANDER DENNIS ENVIRO 500 EV2019

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