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  1. No dash, no infotainment and no crank

    Duramax Fifth Generation: 2011-2016 (LML)
    Out of the blue, my stock ‘15 GMC Duramax had a dead dash (no LED screen, no instruments), no nav and won’t turn over. Electrical door locks and head lights still work but that’s about it. The batteries and terminal connections are good. I’ve checked the fuses on the left side of the dash but...
  2. LML: Yellow Fluid Leak???

    Duramax Fifth Generation: 2011-2016 (LML)
    2012 LML - Any ideas on what this leak could be? Fluid is brownish in color to the eye. Wiped it clean with a napkin and it’s yellow when wiped off. It’s completely odorless and oily to the touch. Hasn’t dripped too bad overnight but definitely enough to notice on some cardboard, have found...