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Service bulletin BS-2041E

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 id10055567
Published by NHTSA2014-06-14
Manufacturer's numberBS-2041E
Manufacturer's date2013-06-20
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES

NHTSA's summary

NOVABUS: ON SOME BUSES, THE ALLISON TRANSMISSION RETARDER AIR SUPPLY MUST BE BROUGHT INTO COMPLIANCE WITH ALLISON TECHNICAL DATA. *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

Transmission and driveline, Automatic transmission

Vehicles listed
NOVABUS BUS

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