WenmarOpen by Wenmar Pro

Service bulletin BS-3041E

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 id10055580
Published by NHTSA2014-06-17
Manufacturer's numberBS-3041E
Manufacturer's date2013-11-15
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

NOVABUS: THE FAILURE OF EXPELLO VALVE WILL CAUSE THE RAMP ELECTRICAL 24V CIRCUIT TO EXPERIENCE AN OUTAGE AND WOULD NEED TO BE MODIFIED. *PE

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

Electrical system

Vehicles listed
NOVABUS BUS

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