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Re: GM 8L90 Wire Harness Replacement P0711
Posted to Technical Tips Forum on 6/15/2020 1 Reply

Absolutely great information but I just went to do one on a 2017 Sierra and GM no longer produce the one piece harness and are back to the two piece harness. So now by my mistake of not verifying my parts before i dropped the pan I am stuck with half a harness... Login to read more.

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