Highway 71 Auto Parts

Quality Programmed Modules

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  • Programmed 2018-2019 Corvette ECM, part 12704475, showing the main electrical connectors. This module fixes check engine lights and no-start conditions.
    $279.95

    Programmed 2018-2019 Corvette ECM Engine Control Module 12680656 | 12704475

  • Front view of a 2013 Yukon XL 2500 TBCM, part 20964299. This pre-programmed trailer brake control module fixes 'Service Trailer Brake System' errors. Out of stock
    $244.95

    Programmed 2013 Yukon XL 2500 TBCM Trailer Brake Control Module 20964299

  • Programmed 2013 Suburban 2500 TBCM, part 20964299. This trailer brake control module solves 'Service Trailer Brake' warnings and restores safe towing. Out of stock
    $244.95

    Programmed 2013 Suburban 2500 TBCM Trailer Brake Module 20964299

  • Front view of the 2013-2014 Sierra 2500 TBCM, part 20964299, showing the black plastic housing and main electrical connector. This programmed module fixes trailer brake issues. Out of stock
    $244.95

    Programmed 2013-2014 Sierra 2500 TBCM Trailer Brake Control Module 20964299

  • VIN-programmed 2013-2014 Sierra Trailer Brake Module 20964299. This TBCM fixes 'Service Trailer Brake' warnings and restores safe towing for GM trucks. Out of stock
    $244.95

    Programmed 2013-2014 Sierra Trailer Brake Module TBCM 20964299

  • Programmed 2013 Yukon XL 2500 TBCM, part 20850923. Shows black module with electrical connectors, a direct fix for the Service Trailer Brake System warning. Out of stock
    $244.95

    Programmed 2013 Yukon XL 2500 TBCM Trailer Brake Control Module 20850923

  • 2013 Suburban 2500 TBCM 20850923 showing connectors. This pre-programmed module is a direct-fit solution for 'Service Trailer Brake' errors. Out of stock
    $244.95

    2013 Suburban 2500 TBCM 20850923 | Programmed to Your VIN

  • Front view of the 2013-2014 Sierra 3500 TBCM, part 20850923, showing the two black electrical connectors. This pre-programmed module fixes trailer brake errors. Out of stock
    $244.95

    Programmed 2013-2014 Sierra 3500 TBCM Trailer Brake Control Module 20850923

  • Programmed 2013-2014 Sierra Trailer Brake Module 20850923, showing the black casing and two electrical connectors. Fixes 'Service Trailer Brake System' error. Out of stock
    $244.95

    Programmed 2013-2014 Sierra Trailer Brake Module 20850923

  • Front view of the 2013-2014 Silverado 3500 TBCM, part 20850923. Shows mounting points and electrical connectors for a direct-fit, pre-programmed installation. Out of stock
    $244.95

    2013-2014 Silverado 3500 TBCM Trailer Brake Control Module 20850923 Programmed to VIN

  • Front view of a 2015-2016 Sierra 1500 TCM, part 24276411, showing the main electrical connectors. This VIN-programmed module fixes shifting issues.
    $249.95

    Programmed 2015-2016 Sierra 1500 TCM 24276411 | VIN Matched & Ready to Install

  • 2015-2017 Escalade ESV TCM, part 24276411, showing electrical connectors. This VIN-programmed module fixes hard shifting and communication errors.
    $249.95

    2015-2017 Escalade ESV TCM 24276411 | VIN Programmed Transmission Module

  • Programmed 2015-2017 Escalade TCM, part 24276411, showing the main housing and electrical connector ports. A reliable fix for harsh shifting and limp mode.
    $249.95

    Programmed 2015-2017 Escalade TCM 24276411 | VIN Flashed | GM 8-Speed & 6-Speed

  • Front view of the 2016 CTS TCM, part 24276411, showing the main electrical connector and mounting points. This pre-programmed module fixes shifting issues.
    $249.95

    Programmed 2016 CTS TCM 24276411 | Transmission Control Module

  • Front view of a 2016 Camaro Transmission Control Module 24276411 with connectors visible. This pre-programmed part fixes harsh shifting and communication codes.
    $249.95

    Programmed 2016 Camaro Transmission Control Module 24276411 | VIN Matched

  • Front view of the 2015-2016 Silverado 3500 TCM 24276411, showing the main electrical connectors. This VIN-programmed module fixes shifting issues.
    $249.95

    Programmed 2015-2016 Silverado 3500 TCM 24276411

  • Programmed 2015-2016 Silverado TCM 24276411 for GM 8-speed transmissions. This module fixes harsh shifting, limp mode, and DTCs like P0700 & U0101.
    $249.95

    Programmed 2015-2016 Silverado TCM 24276411 | Transmission Control Module

  • Pre-programmed 2015-2016 Sierra 2500 TCM, part 24276411. A direct-fit replacement to fix harsh shifting, error codes, and restore performance.
    $249.95

    Programmed 2015-2016 Sierra 2500 TCM 24276411 Transmission Control Module

  • Pre-programmed 2015-2016 Sierra 3500 TCM, part 24276411. A direct-fit replacement to fix harsh shifting, communication errors like U0100, and restore performance.
    $249.95

    2015-2016 Sierra 3500 TCM 24276411 Programmed to Your VIN

  • Front view of the 2015-2016 Sierra Denali TCM, part 24276411. This VIN-programmed module fixes erratic shifting and communication codes like U0100.
    $249.95

    2015-2016 Sierra Denali TCM 24276411 | VIN Programmed Transmission Module

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