GM

We offer Duramax Allison T14/A50 TCM Repairs and Exchanges. We provide a standard 1-business day and Same-day repair turnaround upgrade option, no customer programming required, and 5-star customer service and communication. All TCMs come with a full warranty. So, place your TCM repair order or exchange service today!

With over 36k 5-star reviews, we are a trusted and reliable provider of fast and affordable repairs.


  • Allision TCM (Transmission Control Module)

    GM

    Duramax Allison T14/A50 Transmission Control Module/TCM Repair

    • Silverado
    • Sierra

    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...

    $799.99
  • Allision TCM (Transmission Control Module) Repair

    GM

    LML/LMM Allison TCM Repair

    • Silverado
    • Sierra

    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...

    $799.99
  • A50/T14 TCM (Transmission Control Module) Repair

    GM

    A50/T14 TCM Repair

    • Silverado
    • Sierra

    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...

    $799.99
  • Part 24256861 TCM Repair

    GM

    24256861 TCM Repair

    • Silverado
    • Sierra

    This is a repair service for an Allison TCM (Transmission Control Module), part number 24256861, found in Chevrolet and GMC trucks with 6.6L Duramax engines.  The T14 and A50 TCM that controls the Allison 1000 transmission has a...

    $799.99
  • 24266710 Allision TCM (Transmission Control Module) Repair

    GM

    24266710 TCM Repair

    • Silverado
    • Sierra

    This is a repair service for an Allison TCM (Transmission Control Module), part number 24266710, found in Chevrolet and GMC trucks with 6.6L Duramax engines.  The T14 and A50 TCM that controls the Allison 1000 transmission has a...

    $799.99
  • Allison A51 TCM (Transmission Control Module)

    GM

    Allison A51 TCM Repair

    This A51 Allison TCM (Transmission Control Module) repair service is for medium and heavy duty vehicles. We have thorough in-house testing and can address wire bonding and other root causes of the TCM failure to ensure that it is rebuilt to withstand the...

    $849.99
  • Allison A53 TCM (Transmission Control Module)

    GM

    Allison A53 TCM Repair

    This A53 Allison TCM (Transmission Control Module) repair service is for medium and heavy duty vehicles. We have thorough in-house testing and can address wire bonding and other root causes of the TCM failure to ensure that it is rebuilt to withstand the...

    $849.99
  • Allison A52 TCM (Transmission Control Module)

    GM

    Allison A52 TCM Repair

    This A52 Allison TCM (Transmission Control Module) repair service is for medium and heavy duty vehicles. We have thorough in-house testing and can address wire bonding and other root causes of the TCM failure to ensure that it is rebuilt to withstand the...

    $849.99
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