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Service bulletin FSB_2014-108

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 id10079683
Published by NHTSA2016-09-12
Manufacturer's numberFSB_2014-108
Manufacturer's date2014-12-11
NHTSA componentEQUIPMENT

NHTSA's summary

HEATER VALVES MUST BE OPENED WHILE REAR HEATERS ARE RUNNING. FAILURE TO DO SO WILL RESULT IN FAILURE OF THE HEAT PUMP, VOIDING THE WARRANTY ON THE COMPONENTS. THIS PROCEDURE IS NOT NECESSARY IF YOU VEHICLE IS EQUIPPED WITH ELECTRIC OR VACUUM DRIVEN SHUT OFF VALVES.

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

Equipment and accessories

Vehicles listed
CHAMPION AMERICAN2014
CHAMPION AMERICAN COACH2014
CHAMPION AMERICAN CRUSADER2014
CHAMPION CHALLENGER2014
CHAMPION CORPORAL2014
CHAMPION CRUSADER2014
CHAMPION CTS-FE2014
CHAMPION CTS-RE2014
CHAMPION DEFENDER2014
CHAMPION DFUC2014
CHAMPION EZ-STREET2014
CHAMPION EZ-TRANS2014
CHAMPION HC2014
CHAMPION HC AMERICAN2014
CHAMPION HCAC2014
CHAMPION LF TRANSPORT2014
CHAMPION M12352014
CHAMPION PLATINUM SHUTTLE2014
CHAMPION PREMIER2014
CHAMPION SPIRIT2014
CHAMPION STACKED RAIL2014
CHAMPION BUS DEFENDER2014

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