u0101

  1. B

    Lost communication/ no crank

    Hey guys I have a 2011 LMM CC dually that is throwing a U0101 for TCM and no indicator line under gear shift range. Truck will not crank. I assumed it was TCM as I have had to replace them on other trucks. However this one is testing out ok as I have continuity between pin 9 and 69 and have...
  2. S

    U0101 issues

    Have an 05 lly, had wires on the grey (c2) tcm plug with 4 wires rubbed through. Patched it up and still same issue. No tcm communication, no speedo, hard shift into d/r, stuck in 3rd, no gear indicator. Have power and ground to tcm, plugged another in and no difference. Unplugged all trans...
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