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Service bulletin SB-S-07-MH

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 id10043228
Published by NHTSA2012-03-06
Manufacturer's numberSB-S-07-MH
Manufacturer's date2007-09-25
NHTSA componentELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR; ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS

NHTSA's summary

BLUE BIRD: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. SOME MODEL BUSES MAY HAVE ALTERNATOR DRIVE BELT THAT IS TOO LONG AND INSUFFICIENT TENSION ON FAN PULLEY TO PREVENT ENGINE FROM OVERHEATING SHOULD BE REPLACED. *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, Engine, Alternator, Drive belts

Vehicles listed
BLUE BIRD VISION2008

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