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Service bulletin SB-443

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 id10090592
Published by NHTSA2017-02-06
Manufacturer's numberSB-443
Manufacturer's date2017-01-25
NHTSA componentFUEL SYSTEM, GASOLINE

NHTSA's summary

THIS SERVICE BULLETIN INFORMS AFFECTED CUSTOMERS THAT MCI WAS NOTIFIED BY AMEREX CORPORATION THAT THE GAS DETECTION PORTION OF THE AMEREX SAFETYNET SYSTEM IN CERTAIN CASES MAY BE DISABLED, AND THE OPERATOR DISPLAY MAY NOT INDICATE THAT THE GAS DETECTION SYSTEM HAS BEEN DISABLED, ON MODEL YEAR 2016-2017 MCI D4500 AND MCI J4500 MODEL COACHES, AND THAT MCI WILL REMEDY THE AFFECTED COACHES AT NO COST TO THE CUSTOMER.

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

Fuel system

Vehicles listed
MCI D45002016 to 2017
MCI J45002016 to 2017

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