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Service bulletin SB 453

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 id10116255
Published by NHTSA2017-08-25
Manufacturer's numberSB 453
Manufacturer's date2017-06-05
NHTSA componentEQUIPMENT ADAPTIVE/MOBILITY

NHTSA's summary

This Service Bulletin informs affected customers that the remote junction box installed on model year 2013-2016 MCI J4500 model coaches is subject to corrosion and that MCI will remedy the affected coaches at no cost to the customers.

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

Equipment and accessories

Vehicles listed
MCI J45002013 to 2016

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