Tag Archives : tech 2 for saab


GM Tech2 pass-through or go-between Method to Program A Module

If you’re trying to program a module, there are two methods. One is pass-through and the other is using the tech2 diagnostic scanner as a go-between. In detail… look here: The pass-through is to use with a laptop in the vehicle and it just uses the Tech 2 as the connection […]

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