TCM

We offer a variety of transmission control module (TCM) repairs and exchanges for a variety of vehicles. If you do not see your particular make or model listed, please call us at 800-547-2049 to discuss a quote for your vehicle. We employ IPC-trained technicians to use state-of-the-art wire bonding and BGA (ball grid array) soldering machines, and more to address all known issues with your transmission control module. With Circuit Board Medics you are not only getting a product that is better than new, but also world-class customer support and a level of quality and care that sets us apart in the industry.

With Over 35k 5-star reviews, we are a trusted and reliable provider of fast and affordable repairs.

  • Mercedes-Benz 722.9 Conductor Plate TCM Repair

    Mercedes-Benz 722.9 Conductor Plate TCM Repair

    This is a repair service for your existing 2004+ Mechatronic Mercedes Benz 722.9 Transmission Control Module (TCM) Conductor Plate or VGS that eliminates the need for any programming or SCN coding on vehicles that utilize the 7 speed...

    $399.99
  • Allision TCM (Transmission Control Module)

    Duramax Allison T14/A50 Transmission Control Module/TCM Repair

    This is a repair service for an Allison TCM (Transmission Control Module) found in Chevrolet and GMC trucks with 6.6L Duramax engines.  The T14 and A50 TCM that controls the Allison 1000 transmission has a high failure rate most...

    $699.99
  • Allision TCM (Transmission Control Module) Repair

    LML/LMM Allison TCM Repair

    This is a repair service for an Allison TCM (Transmission Control Module) found in Chevrolet and GMC trucks with 6.6L Duramax engines.  The T14 and A50 TCM that controls the Allison 1000 transmission has a high failure rate most...

    $699.99
  • 2010 Mazda 3 Transmission Control Module Repairs

    2010 Mazda 3 Transmission Control TCM/TCU Repair

    This is a repair service for a 2010 Mazda 3 Transmission Control Module (TCM) experiencing failure. Mazda TCM, also referred to as TCU, can be costly to replace. Our repair service is designed to address all known issues with the Mazda TCU by not...

    $349.99
  • A50/T14 TCM (Transmission Control Module) Repair

    A50/T14 TCM Repair

    This A50 and T14 Allison TCM (Transmission Control Module) repair service is for Chevrolet and GMC trucks with 6.6L  Duramax engines. This TCM controls the Allison 1000 transmission and has a high failure rate, most commonly seen in LMM and LML...

    $699.99
  • On Sale!
    A50/T14 TCM (Transmission Control Module) Exchange

    A50/T14 TCM Exchange

    This is a ready-to-ship, completely rebuilt, and pre-programmed replacement A50/T14 Allison TCM for your 2009 - 2015 Chevrolet and GMC trucks with 6.6L Duramax engines. Each TCM is programmed for your vehicle's specific VIN. Plug-and-Play no...

    Was: $899.99
    Sale: $799.99
  • On Sale!
    Allision TCM (Transmission Control Module) Exchange

    LML/LMM Allison TCM Exchange

    This is a ready-to-ship, completely rebuilt, and pre-programmed replacement LML/LMM Allison TCM for your 2009 - 2015 Chevrolet and GMC trucks with 6.6L Duramax engines. Each TCM is programmed for your vehicle's specific VIN. Plug-and-Play no...

    Was: $899.99
    Sale: $799.99
  • 2012 Mazda 3 Transmission Control Module Repair Service

    2012 Mazda 3 Transmission Control TCM/TCU Repair

    This is a repair service for a 2012 Mazda 3 Transmission Control Module (TCM) experiencing failure. Mazda TCM, also referred to as TCU, can be costly to replace. Our repair service is designed to address all known issues with the Mazda TCU by not...

    $349.99

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