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Service bulletin FDM-TSIB-015

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 id10181121
Published by NHTSA2020-10-19
Manufacturer's numberFDM-TSIB-015
Manufacturer's date2020-09-22
NHTSA componentSTEERING

NHTSA's summary

This bulletin provides instruction on how to correctly prime the hydraulic steering pump. Use this procedure anytime the hydraulic steering pump is replaced.

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

Steering

Vehicles listed
OSHKOSH S-SERIES2020

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