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LMG to L9H swap ecm questions
First post (maybe 2nd) and Newbie to the swap world PLEASE HELP!!! Sorry in advance for asking a LOT of dumb questions. My questions are mainly about the ECM along with codes P0172 P0175 & P0521 What does the ECM on the gmt900 platform do? Did swapping the engine going from a 5.3 to 6.2...- MarcoPolo81
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- Forum: Engine & Drivetrain
