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Service bulletin FT4566R1

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 id10164953
Published by NHTSA2019-09-16
Manufacturer's numberFT4566R1
Manufacturer's date2019-08-01
NHTSA componentENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN; ENGINE

NHTSA's summary

Engine Fan Connector hot

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, Cooling fan, Cooling system

Vehicles listed
NOVA BUS LFS2015, 2016

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

Other bulletins for the same vehicles and component
FT45662019-05-13. Service bulletin. Engine Fan Connector hot
LI4059ER12017-11-08. Service bulletin. In case of replacing the existing radiator, there is an option to either refit the radiator to the existing frame or replace the complete radiator assembly with frame.
LI3402ER32017-10-12. Service bulletin. Low coolant level sensor warning
LI4074E2017-08-14. Service bulletin. Improved solution to secure Radiator Canopy Panel hardware
Bs3219er32017-08-03. Service bulletin. The engine air intake hose could rub against the air conditioning compressor components