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Service bulletin TSB 464

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 id10084065
Published by NHTSA2016-11-08
Manufacturer's numberTSB 464
Manufacturer's date2016-10-21
NHTSA componentSTEERING

NHTSA's summary

ON CERTAIN MOTORHOMES, THE POWER STEERING PUMP MAY HAVE AN UNDERSIZED BORE IN THE SPOOL HOUSING. THIS MAY CAUSE THE SPOOL TO STICK RESULTING IN REDUCED POWER STEERING FLUID FLOW, WHICH MAY RESULT IN AN INTERMITTENT LOSS OF POWER STEERING. THIS COULD HAPPEN WITHOUT WARNING. AN INTERMITTENT LOSS OF POWER STEERING COULD INCREASE THE RISK OF A CRASH AND/OR PROPERTY DAMAGE. NHTSA#: 16V715, TC# 2016-486

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Steering

Vehicles listed
NEWMAR ESSEX2017
NEWMAR KING AIRE2017
NEWMAR LONDON AIRE2017
NEWMAR MOUNTAIN AIRE2017

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