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International Automotive Technicians Network
Re: GM F-U
Posted to Technical Discussion Forum on 9/9/2021

It does some weird stuff. For example if you program a ECM in something and then go and try and program a EBCM it will give you error codes. It for some reason does not re-poll the modules. You more than likely will have to clear codes with GDS2 and not TLC. W... Login to read more.