Daily Archives: June 22, 2018


GM Tech2 Scan Tool pass-through vs go-between

For program a module with GM Tech2 scan tools,there are two methods. One is pass-through and the other is using the Tech 2 as a go-between. How to do?Here we go: 1.The pass-through is to use with a laptop in the vehicle and it just uses the Tech 2 as […]

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