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Service bulletin SMB177

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 id10127059
Published by NHTSA2018-01-16
Manufacturer's numberSMB177
Manufacturer's date2017-12-06
NHTSA componentEQUIPMENT

NHTSA's summary

This Service Manual Bulletin provides new inspection and replacement requirements for the coolant hoses located above the SDS enclosure on specifically equipped buses.

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
NEW FLYER XD352010 to 2017
NEW FLYER XD402010 to 2017
NEW FLYER XD602012 to 2017
NEW FLYER XDE352010 to 2017
NEW FLYER XDE402009 to 2017
NEW FLYER XDE602013 to 2017
NEW FLYER XN352013 to 2017
NEW FLYER XN402011 to 2017
NEW FLYER XN602010 to 2017

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