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International Automotive Technicians Network
Re: 1994 6.5 chevy diesel
Posted to HD/Fleet Forum on 2/11/2019

What software level is in your Tech 2? For pre OBD2 vehicles, you may not have all the functions that the Tech 2 originally had. It has quite a few years since I have replaced a injection pump on a pre-96 truck, but I always set my timing with my Tech 2. The e... Login to read more.