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Service bulletin 14-203

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 id10097585
Published by NHTSA2017-04-19
Manufacturer's number14-203
Manufacturer's date2014-06-06
NHTSA componentELECTRICAL SYSTEM:WIRING

NHTSA's summary

THIS ADVISORY 14-203 INVOLVES MONTANA MOUNTAINEER FW UNITS MANUFACTURED WITHOUT A POWER SOURCE TO ALLOW 120 VOLT FUNCTION OF THE WATER HEATER. THIS SERVICE ADVISORY EXPLAINS THE CHANGES TO CORRECT THE WIRING.

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

Electrical system, Wiring and fuses

Vehicles listed
KEYSTONE MOUNTAINEER2014

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