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Service bulletin BS3735ER1

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 id10087182
Published by NHTSA2016-12-23
Manufacturer's numberBS3735ER1
Manufacturer's date2016-11-10
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM

NHTSA's summary

FLEXIBLE BELLOWS N79197 AND N79198 MAY HAVE AN EXHAUST LEAK NEAR THE RIGID EXHAUST PIPE.

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

Engine, Exhaust and emissions

Vehicles listed
NOVA BUS LFS2010 to 2011
NOVA BUS LFS ARTIC2009
NOVA BUS LFS ARTIC2011 to 2012

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