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Re: GM 8L90 Wire Harness Replacement P0711
Posted to Technical Tips Forum on 7/11/2019

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It's just one size socket (so far) that is needed to remove TCMs and control valves on everything I've had to do in the last few years. Mostly 6Txx, 6L and 8L. Inverted Torx plus, that's it. Looks li... Login to read more.