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Service bulletin SM-1317

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 id10054658
Published by NHTSA2014-02-12
Manufacturer's numberSM-1317
Manufacturer's date2013-12-11
NHTSA componentENGINE

NHTSA's summary

BLUE BIRD: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. AN UPGRADE IS ADVISED FOR UEGO SENSORS, IN CERTAIN COMPRESSED NATURAL GAS (CNG) ENGINES (MHDD), DUE TO FAILURES IN MANNER THAT CAN LEAD TO SUBSEQUENT TURBOCHARGER OR ENGINE DAMAGE. *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

Engine

Vehicles listed
BLUE BIRD BLUE BIRD

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