landwhale Posted January 25, 2021 Report Share Posted January 25, 2021 I ma starting my current build of my 2018 Gmc Sierra 2500HD Denali. Here is where I am needing help. I am running the M650 using optical to the 88. Im trying to keep as many OEM phone and nav options. anyone have experienced in this type of setup? any suggestions on how to disable the ANC in this truck? Link to comment Share on other sites More sharing options...
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