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Service bulletin ITS6522

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 id10110650
Published by NHTSA2017-08-04
Manufacturer's numberITS6522
Manufacturer's date2017-04-29
NHTSA componentSERVICE BRAKES, AIR:SUPPLY:RESERVOIR/TANK

NHTSA's summary

Technical Instruction to inspect and repair support brackets on an accessory air system reservoir

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

Brakes

Vehicles listed
NEW FLYER XD402014 to 2015
NEW FLYER XDE602013

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