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Service bulletin 3084B

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 id10058129
Published by NHTSA2015-08-04
Manufacturer's number3084B
Manufacturer's date2014-12-18
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

MOTOR COACH INDUSTRIES: J4500 SERIES: SERVICE BULLETIN INFORMATION REGARDING REPLACEMENT OF A SOLID STATE RELAY MODULE. *LJ

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

Vehicles listed
MCI J45002014

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