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Service bulletin FA-2009FA04

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 id10034085
Published by NHTSA2010-10-18
Manufacturer's numberFA-2009FA04
Manufacturer's date2010-10-01
NHTSA componentEQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

NHTSA's summary

ALLISON TRANSMISSION SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. THE T-10 BEARING SURFACE ON MOTOR B ROTOR MAY NOT HAVE A FLAT SURFACE AND CAUSE THE T-10 BEARING TO FAIL. WHEN THE T-10 BEARING FAILS, DEBRIS CAN BE DISTRIBUTED THROUGHOUT THE DRIVE UNIT CAUSING CONSEQUENTIAL DAMAGE TO THE MOTORS AND PLANETARIES. NO MODEL OR MODEL YEARS LISTED. CSC LETTER WAS REC'D. *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

Equipment and accessories, Labels and manuals

Vehicles listed
ALLISON TRANSMISSION

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