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Service bulletin BS1930E

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 id10110048
Published by NHTSA2017-08-03
Manufacturer's numberBS1930E
Manufacturer's date2013-03-27
NHTSA componentEQUIPMENT:APPLIANCE:AIR CONDITIONER

NHTSA's summary

Thermo king HVAC Return air filter. Retainers are missing which may allow air to bypass the filter.

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, Heating and air conditioning

Vehicles listed
NOVA BUS LFS ARTIC2010

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