How Do I Check Warranty Status?

Warranty Status Check
To check the remaining warranty left on an Allison Transmission please follow the link below and have the following information on hand and ready.

– The Transmission Serial Number (located on the Transmission Data plate)
–  The Repair Order open date
– The in-service date of the transmission (if servicing a RetTan unit) or vehicle (if new)
– The vehicles Mileage and/or Hours
– The Vehicles Vocation code

Vehicle Vocation Guide

Below is a list of Vocations that currently use the Allison Transmission product. For a more complete guide with reference photos please follow the link provided at the bottom of this page.