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Service bulletin 2012FA02

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 id10155450
Published by NHTSA2019-04-01
Manufacturer's number2012FA02
Manufacturer's date2013-01-30
NHTSA componentPOWER TRAIN

NHTSA's summary

Customer satisfaction campaign related to Shift Valve Trim Springs

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

Transmission and driveline

Vehicles listed
ALLISON 3000 SERIES TRANSMISSION
ALLISON B SERIES
ALLISON B300 SERIES TRANSMISSION
ALLISON B400 SERIES TRANSMISSION
ALLISON T SERIES

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