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Service bulletin FA-2014FA12

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 id10058993
Published by NHTSA2016-01-09
Manufacturer's numberFA-2014FA12
Manufacturer's date2015-05-01
NHTSA componentELECTRICAL SYSTEM:SOFTWARE; ENGINE

NHTSA's summary

ALLISON TRANSMISSION: ACCELERATE TORSIONAL FATIGUE DAMAGE TO DRIVE UNIT INPUT SHAFT CAUSED BY ENGINE RPM DWELLING AT OR NEAR 280 TO 560 RPM CAN BE REDUCED BY NEW DEVELOPED SOFTWARE FOR DRIVE UNIT EXPOSURE TO EXCESSIVE ENGINE. *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, Software

Vehicles listed
ALLISON TRANSMISSION
CUMMINS CUMMINS

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