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Service bulletin TT-15-012

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 id10184855
Published by NHTSA2020-12-28
Manufacturer's numberTT-15-012
Manufacturer's date2015-04-08
NHTSA componentPOWER TRAIN

NHTSA's summary

2005 through current model year trucks equipped with an Aisin transmission. When rekplacing an Ais in transmission, the below transmission return form is required to be filled out. Include this form with the warranty returned part.

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
HINO CONVENTIONAL MODELS2015 to 2020

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