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Service bulletin 63-04

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 id10183646
Published by NHTSA2020-12-04
Manufacturer's number63-04
Manufacturer's date2013-04-12
NHTSA componentEQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS

NHTSA's summary

Service Campaign sent to Dealers and Customers outlining the procedure to inspect and reroute if necessary the motoraid hoses in the engine compartment. The hose may come in contact with the manifold.

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, Cooling system

Vehicles listed
ITASCA SUNOVA2013
ITASCA SUNSTAR2013
WINNEBAGO SIGHTSEER2013
WINNEBAGO VISTA2013

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