Search results

  1. F

    New to dramas

    Thanks. Never thought of the case?? The 4 WD worked fine but almost never used I would guess. It free wheels when it grinds so something slipping or electrically not shifting right?? I only have a rude mental scanner. Sent from my iPhone using Tapatalk
  2. F

    New to dramas

    For sure…. Ugh. I’m new to these trans but It seems like it works ok for a little bit, I can’t rap my head around it being a mechanical problem, seems like an electrical issue? Maybe cause I’m a mechanical engineer? Sent from my iPhone using Tapatalk
  3. F

    New to dramas

    I opened the internal filter and nothing out of norm in there (a few small specs) I didn’t check spin on. No burnt smell and fluid was not new. Some of the solenoids had 2022 date codes so someone had been in there but maybe not recent? After changing the internal harness ( leaking fluid...
  4. F

    New to dramas

    P0700 and p0776 initially. Now no codes.. I didn’t do any of the tuning so not sure it seems like maybe just a tow tune? Unfortunately, I don’t have any history on the truck or the previous owners. Sent from my iPhone using Tapatalk
  5. F

    New to dramas

    Hi all. New to the Duramax club. I bought a 2016 high country with 277k miles T &D. I love the truck but about 1300 miles in and the Allison is giving me fits, grinding and seems to “disengage” in downshift? I drained and replaced fluid and filters. I went with Dextron VI fluid. I replaced the...