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Thread: Stand alone harness/E38 question

  1. #1
    Senior Tuner Lakegoat's Avatar
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    Jul 2012
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    Stand alone harness/E38 question

    Can I power up my stand alone harness with the E38 attached so I can get started on modifying the tune. I would not be hooking up any sensors. It's a 2012 GMC E38
    I reposted in Gen 4 tuning
    Last edited by Lakegoat; 01-23-2023 at 09:44 AM.
    2000 Camaro SS 2015 L83 port injected, Whipple 3.0, 4L80E, 8.8 Ford
    2013 Silverado 5.3, 6L80k 8.8