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Service bulletin SB-S-07-LR

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 id10043208
Published by NHTSA2012-03-03
Manufacturer's numberSB-S-07-LR
Manufacturer's date2007-05-15
NHTSA componentENGINE AND ENGINE COOLING:ENGINE

NHTSA's summary

BLUE BIRD: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. ON CERTAIN MODEL BUSES, ELBOW MAY BRAKE OFF AND UNFILTERED AIR CAN ENTER ENGINE IF INDICATOR LINE TO AIR INTAKE TUBE IS IN CONTACT WITH STEPWELL. *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
CUMMINS ISB-02

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