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Re: Can an OBD2 device/blocker like this exist?
Posted to Technical Discussion Forum on 5/19/2023

I have a HP programmer for tuning offroad OEM computers. Used it for tuning pulling trucks with LS engines in them. If HP supports the ECM, I can turn off almost every code in the computer so the check engine light will not come on. I am only a novice, but I b... Login to read more.