Recent content by smokymtn65

  1. smokymtn65

    Can you help me with OBDII code: P0430 ?

    Couldn't keep mine off till I replaced the cats. 280k on stock ones
  2. smokymtn65

    2013 no crank.

    Trying to remember, will failed ignition switch cause these symptoms also?
  3. smokymtn65

    2013 no crank.

    Have you checked all the fuses?
  4. smokymtn65

    Show me your black wheel set-ups

  5. smokymtn65

    07 Suburban C0379 , P0756 Trans in limp

    Fast forward 20k miles the shop never figured it out. Swapped to a different case and got it back on the road. During last 20k it has had the occasional slip in 1-2 shift and 2-3 shift mostly at light throttle. I has has very noticeable slip on hard acceleration in reverse. I have a U0073-00...
  6. smokymtn65

    07 Suburban C0379 , P0756 Trans in limp

    Understood, yes shop went way above from the offer point of view. Needless to say the important piece of information is it's my wife's daily driver and try to keep her from being upset is hard part. Lol i do appreciate your input and time spent to respond. If we find a definitive cause...
  7. smokymtn65

    07 Suburban C0379 , P0756 Trans in limp

    Thank you, yes it has been at the shop that built it now over 2 weeks. I am looking for things they or i may have overlooked. His last answer was to build a new one and put in. Since i had found what looked like a piece of gasket material in the 2-3 valve i am guessing therei another piece in...
  8. smokymtn65

    07 Suburban C0379 , P0756 Trans in limp

    @NickTransmissions any input on above post?
  9. smokymtn65

    07 Suburban C0379 , P0756 Trans in limp

    So update on this one, truck worked fine for two weeks started doing same thing again. I took back to shop that built transmission. They changed the vave body and separator plate told use good to go. 20 miles later same thing trys to pull from stop sign in 3r. Take it back, they change all...
  10. smokymtn65

    07 Suburban C0379 , P0756 Trans in limp

    Thank you for your input!
  11. smokymtn65

    07 Suburban C0379 , P0756 Trans in limp

    Going to add a note here, when i dropped the pan i had found a pc of what looked like a piece of gasket material in behind first valve in 2-3 valve train. The back valve would not come out with any trick i found. It moved some but not more than 1 in. I pushed it back in place and buttoned...
  12. smokymtn65

    07 Suburban C0379 , P0756 Trans in limp

    Dropped the pan, both shift solenoids ohm out good, then added a 9v battery both click. Harness ohms out good. Have 12v on E in run. The valve is extremely hard to move. Will a stuck valve set the code same as a dead solenoid? @NickTransmissions
  13. smokymtn65

    07 Suburban C0379 , P0756 Trans in limp

    Went through cleaning grounds and connectors, and now have p0700, U0101, on ecm, and U0073 on tcm
  14. smokymtn65

    07 Suburban C0379 , P0756 Trans in limp

    This trans had about 40k on rebuild Mostly highway no towing. Have 12v to one of the pink wires to tcm and 12 to red/ white. My diagram shows two pink on from fuse 19. Which i have 12v, to the one that shows it goes to tcm other pink shows it going to 3-2 solenoid. Question is does it go...
  15. smokymtn65

    07 Suburban C0379 , P0756 Trans in limp

    Where does the TCM get it's input power from?
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