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Service bulletin MBSB-72-14

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 id10057540
Published by NHTSA2015-06-08
Manufacturer's numberMBSB-72-14
Manufacturer's date2014-10-21
NHTSA componentELECTRICAL SYSTEM:12V/24V/48V BATTERY

NHTSA's summary

MICROBIRD INC: GM MY 2014: INFORMATION REGARDING WIRING TO PREVENT BATTERY DRAINAGE ON MICRO BIRD BUSES BUILT ON GM CHASSIS WHICH ARE ALSO EQUIPPED WITH I40. *LJ

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, 12-volt battery

Vehicles listed
CHEVROLET BUS CHASSIS1999

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