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Service bulletin 2014FA09

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 id10156762
Published by NHTSA2019-04-08
Manufacturer's number2014FA09
Manufacturer's date2014-10-14
NHTSA componentEQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; POWER TRAIN

NHTSA's summary

List of common symptoms regarding A51, A52, and A53 TCM Failures and replacement program.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Equipment and accessories, Labels and manuals, Transmission and driveline

Vehicles listed
ALLISON B SERIES
ALLISON T SERIES

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