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Service bulletin B20008

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 id10176216
Published by NHTSA2020-06-10
Manufacturer's numberB20008
Manufacturer's date2020-06-09
NHTSA componentEQUIPMENT ADAPTIVE/MOBILITY

NHTSA's summary

Due to a customer complaint of a cracked spring post, an internal quality inspection found that a galvanic barrier had not been installed between the galvanized Aeroskirt Spring Posts and the aluminum mounting plates on the bottom of the trailer. Over an extended period of time, this can lead to Galvanic Corrosion between the two mating surfaces. This bulletin outlines the installation of a barrier between the two disimallar components. It is also possible to damage fasteners while removing the Spring Post when performing this bulletin. Even though each panel of the Aeroskirt is tethered to the trailer’s underside, additional screws will also be added as part of this repair to ensure proper and adequate resecurement of the Spring Post assemblies.

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

Vehicles listed
WABASH NATIONAL VAN2018 to 2019

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