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Service bulletin ITS684

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 id50879
Published by NHTSA1997-06-17
Manufacturer's numberITS684
Manufacturer's date1996-05-31
NHTSA componentENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS

NHTSA's summary

COOLANT HOSES ON TESCOM REGULATOR LEAKING. *TW

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, Cooling system

Vehicles listed
NEW FLYER C40LF1996

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