• 2013-2016 Buick Encore Engine Control Module ECM 12663405 showing the main housing and electrical connector ports.
  • 2014-2016 Cadillac ELR ECM Engine Control Module 12663405 with main electrical connectors visible.
  • Programmed 2012-2016 Chevrolet Cruze Engine Control Module ECM 12663405, front view showing connectors.
  • Programmed 2014-2015 Chevy Spark ECM Engine Control Module 12663405, front view showing connectors.
  • 2012-2016 Chevy Sonic ECM Engine Control Module 12663405, front view showing connectors.
  • Front view of the 2012-2016 Silverado 2500 ECM Engine Control Module, part number 12663405, showing the main electrical connectors.
  • Programmed Engine Control Module ECM 12663405 for 2012-2016 Chevrolet Silverado 3500.
  • Programmed 2012-2016 Sierra Denali 2500 Engine Control Module ECM 12663405, front view showing connectors.
  • Front view of the 2012-2016 Sierra Denali ECM Engine Control Module 12663405, showing the main electrical connector ports.
  • 2012-2016 GMC Sierra 2500 Engine Control Module ECM 12663405, front view showing the main electrical connectors.
  • Programmed 2012-2016 Sierra 3500 ECM Engine Control Module 12663405, front view showing connectors.
  • 2016 Express 2500 ECM Engine Control Module, part number 12663405, showing its main connectors.
  • Pre-programmed Engine Control Module ECM for 2016 Chevrolet Express 3500, part number 12663405.
  • Programmed 2016 Suburban 3500 ECM Engine Control Module 12643636 with connectors visible.
  • Front view of the 2016 Savana 3500 ECM Engine Control Module part 12643636, showing the main housing and three electrical connector ports.
  • Front view of the Engine Control Module ECM 12643636 for a 2016 GMC Savana 2500, showing the main electrical connectors.
  • Programmed 2013-2016 Chevrolet Trax Engine Control Module ECM 12643636, front view showing connectors.
  • 2011-2015 Chevrolet Volt ECM Engine Control Module 12643636, front view showing connectors.
  • Programmed 2013-2016 Buick Encore ECM Engine Control Module part number 12643636.
  • Pre-programmed Engine Control Module ECM 12643636 for 2014-2016 Cadillac ELR and other GM vehicles.

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