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International Automotive Technicians Network
Re: E4491/E4423 programming error
Posted to Technical Discussion Forum on 5/3/2021

You are going to have to get a new ECM, something about this one SPS doesn't like. You can't put a used module in a global A vehicle with out special software, Every Flagshit1 I have tried I had issues with and had to replace it. Login to read more.