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Service bulletin FDM-TSIB-001

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 id10182711
Published by NHTSA2020-11-23
Manufacturer's numberFDM-TSIB-001
Manufacturer's date2020-10-27
NHTSA componentEQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:SEALS/GASKETS

NHTSA's summary

This bulletin provides instruction and information on required vehicle hydraulic system updates that address performance deficiencies in the vehicle?s hydraulic system.

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

Engine, Equipment and accessories, Engine oil and lubrication

Vehicles listed
OSHKOSH S-SERIES2020

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