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Service bulletin SB 3099

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 id10117379
Published by NHTSA2017-09-14
Manufacturer's numberSB 3099
Manufacturer's date2017-03-01
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR

NHTSA's summary

This Service Bulletin informs affected customers of the maintenance procedures for the Torca Accuseal clamp utilized on the connection between the after-treatment system (selective catalyst reduction device) and tailpipe; that the clamp is a one time usage clamp; and that a new clamp must be utilized after any service or maintenance is performed in which the existing clamp was loosened or removed on MCI D and MCI J model coaches.

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

Engine, Exhaust and emissions, Catalytic converter

Vehicles listed
MCI D SERIES
MCI J45002000 to 2017

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