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Thread: Problem with tcm swap

  1. #1
    Potential Tuner
    Join Date
    Feb 2024
    Posts
    1

    Please delete. Problem solved

    Hi.( I posted in wrong forum also oops &#128556
    So I?m trying to tune a 10spd duramax.
    I have a unlocked tcm already..

    I followed the steps to swap tcm today
    I think I did it right at this point.but must have messed up something?.so I go ahead and read just tcm. That?s goes fine and read infolog and notice
    A bunch of tcm DTCs, and see the engine light is on with reduced power?..
    I
    Tried clearing the codes, left batteries unplugged.. not luck

    Not sure where to go from here, tuner can help me till Tuesday?. Do I reinstall my stock tcm?
    Please help

    Here is the infolog I got

    Trouble Codes:
    P0700 - Transmission Control System (MIL Request) (Pending, Current)
    U0101 - Lost Communication with TCM (Pending, Current, Permanent)
    P1919 (Pending, Permanent)
    P0181 - Fuel Temperature Sensor A Circuit Range/Performance (Permanent)
    Controller Type ID By OS: 41

    None: 7EA, CAN, TCM -TransmisCtrl - T93, GM A10/Allison 2019+
    Serial: 61230730000X3271
    Boot OS: 24296531
    OS: 24295685
    Calibration IDs: 24295685, 24296488
    Calibration VNs: 000071DB, 000071AD
    Basic PIDs: 4
    Trouble Codes:
    U0100 - Lost Communication With ECM/PCM A (Pending, Current, Permanent)
    P2796 - Auxiliary Transmission Fluid Pump Control Circuit/Open (Pending, Permanent)
    P27A7 (Permanent)
    P27A8 (Permanent)
    P27A9 (Permanent)
    P27AA (Permanent)
    P27AB (Permanent)
    P27AC (Permanent)
    P27AD (Permanent)
    P27AE (Permanent)
    Controller Type ID By OS: 73

    None: 7ED, CAN, BSCM-BrakeSystem
    Calibration IDs: 84885643, 84993651, 84561079
    Calibration VNs: 00002D37, 00001E76, 00009FB0
    Basic PIDs: 3

    None: 7EE, CAN, GPCM-GlowPlugCtrl
    Calibration IDs: 12710450, 12710452
    Calibration VNs: 00006250, 000073C2
    Basic PIDs: 6

    Thanks



    The
    Last edited by kspies17; 02-20-2024 at 06:29 PM. Reason: Posted in wrong fourm