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  • Front view of a 2013-2016 Encore Engine Control Module 12643636, showing the main electrical connectors. This VIN-programmed ECM fixes engine stalling and check engine lights.

    2013-2016 Encore Engine Control Module 12643636 Programmed to Your VIN

  • Programmed 2014-2016 ELR Engine Control Module 12643636. Shows the main housing and electrical connectors, ready to install and fix check engine lights and no-start problems.

    Programmed 2014-2016 ELR Engine Control Module 12643636 | VIN Matched

  • Programmed 2014-2015 Spark Engine Module 12643636. This ECM replacement fixes no-start conditions, poor MPG, and clears DTCs like P0601 and U0100.

    2014-2015 Spark Engine Module 12643636 | Programmed to Your VIN

  • Front view of a 2012-2016 Sonic Engine Control Module 12643636. This programmed ECM fixes P0601 codes and restores engine performance for GM vehicles.

    Programmed 2012-2016 Sonic Engine Control Module | ECM 12643636 | VIN Matched

  • Front view of a 2012-2016 Silverado 2500 ECM, part 12643636, showing the main electrical connectors. This VIN-programmed module fixes engine performance issues.

    Programmed 2012-2016 Silverado 2500 ECM Engine Computer 12643636 | VIN Matched

  • Front view of a 2012-2016 Silverado 3500 ECM, part 12643636, showing the main electrical connector ports for a reliable, pre-programmed engine fix.

    Programmed 2012-2016 Silverado 3500 ECM 12643636 | VIN Matched

  • Image of a genuine GM Engine Control Module 12643636 for a 2012-2016 Sierra Denali 3500, showing the main electrical connectors for a plug-and-play installation.

    Programmed 2012-2016 Sierra Denali 3500 ECM 12643636 | VIN Matched

  • Image of a 2012-2016 Sierra 2500 ECM, part 12643636. This pre-programmed engine control module fixes check engine lights and no-start issues on GM 6.0L trucks.

    2012-2016 Sierra 2500 ECM 12643636 Programmed Engine Control Module

  • Programmed 2012-2016 Sierra 3500 ECM, part 12643636, showing the main electrical connectors. A reliable fix for engine stalling and DTC P0601.

    Programmed 2012-2016 Sierra 3500 ECM Engine Control Module 12643636

  • Programmed 2016 Express 2500 ECM, part 12643636, showing the main electrical connectors. This module fixes check engine lights and stalling issues.

    Programmed 2016 Express 2500 ECM 12643636 | VIN-Matched & Ready to Install

  • Programmed 2016 Express 3500 Van ECM, part 12643636, showing the main electrical connector ports. A reliable replacement to fix engine performance issues.

    Programmed 2016 Express 3500 Van ECM 12643636 | Engine Control Module

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