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Service bulletin LI4909E

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 id10177914
Published by NHTSA2020-08-05
Manufacturer's numberLI4909E
Manufacturer's date2020-07-17
NHTSA componentENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM

NHTSA's summary

Under certain condition (high temperature in southern state) combine with the engine compartment high ambient temperature near the exhaust side may cause the exhaust harness wires and connector to become brittle and fail.

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

Electrical system, Engine

Vehicles listed
NOVA BUS LFS2012 to 2013
NOVA BUS LFS ARTIC2011

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