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International Automotive Technicians Network
Re: Transmission fluid change
Posted to HD/Fleet Forum on 2/1/2019

Hi Dan,

Building on everyone's thoughts...

Can you get to the Allison tag? If so search with the numbers on that tag and see what you get. See if it is a "special", transmission? Or is it a commonly traded transmission?

The question being: Did they subst... Login to read more.