• Front view of a 2012-2016 Sierra 3500 ECM, part 12668866, showing the main electrical connectors. This pre-programmed module fixes engine issues.
  • Programmed 2011 Regal Engine Control Module 12637106, showing the main housing and connector pins. A reliable replacement to fix CEL and communication errors.
  • Front view of a 2016 Express 2500 Engine Control Module 12668866, showing the main electrical connectors for a plug-and-play installation.
  • Front view of a 2010 Allure Engine Control Module 12637106, showing the main electrical connectors. This VIN-programmed ECM fixes check engine lights and P0606 codes.
  • Front view of a 2016 Express 3500 Engine Control Module 12668866, showing the main electrical connector ports for a reliable, programmed replacement.
  • Front view of a 2010-2011 Terrain Engine Control Module, part 12637106, showing the main electrical connector ports. This programmed ECM fixes check engine lights and no-start issues.
  • Programmed 2016 Suburban 3500 ECM, part 12663405, showing the main connectors. A reliable solution to clear DTCs like P0601 and fix no-start issues.
  • Programmed 2012-2013 Orlando Engine Module 12637106. Shows connectors and housing, ready to install to fix codes like P0601 and restore performance.
  • Front view of a 2016 Savana 3500 ECM, part 12663405, showing the main electrical connector ports. This programmed module fixes check engine lights and no-start conditions.
  • Front view of the 2010-2011 LaCrosse Engine Control Module 12637106, showing the main electrical connectors for a plug-and-play installation.
  • Programmed 2016 Savana 2500 Engine Control Module, part 12663405. Shows connectors for easy plug-and-play installation to fix running issues.
  • Programmed 2010-2011 Equinox ECM, part 12637106, showing the main case and three electrical connection ports for a direct-fit installation.
  • Front view of a 2013-2016 TRAX Engine Control Module, part 12663405, showing the main electrical connector ports for a plug-and-play installation.
  • Front view of a 2010-2012 CTS Engine Control Module, part 12637106, showing the main electrical connectors. This programmed ECM fixes check engine lights and stalling.
  • Programmed 2011-2015 Volt Engine Control Module 12663405. Shows the main connectors, a direct replacement to fix check engine lights and no-start issues.
  • Programmed 2012 Camaro Engine Control Module 12637106 with three main connectors visible. A reliable fix for stalling, misfires, and P0601 error codes.
  • Programmed 2013-2016 Encore Engine Module 12663405. Shows connectors for a direct-fit installation to solve check engine lights and no-start issues.
  • Programmed 2012 Captiva Sport ECM, part 12637106. This engine control module is a direct-fit replacement that solves stalling, poor MPG, and check engine light issues.
  • Front view of a 2014-2016 ELR Engine Control Module 12663405, showing the main electrical connector ports. This programmed ECM fixes check engine lights.
  • Programmed 2012 Impala Engine Control Module 12637106 with connectors visible. A direct-fit solution to fix check engine lights and poor performance.

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