• Front view of the Programmed 12668986 ECM with its three main electrical connectors visible.
  • Front view of a Programmed 12692201 ECM for 2017-2020 GM trucks and SUVs, showing the main connectors.
  • Programmed 12668986 ECM with two electrical connectors, ready for installation in GM vehicles.
  • Programmed 2016 GM 6.6L ECM 12662677 for Silverado and Sierra work trucks.
  • Front view of the 2016 GM 6.6L Duramax ECM 12662677, showing the main electrical connectors.
  • Front view of the 2016 Duramax ECM 12662677, showing the main electrical connectors and identification label for GM 6.6L diesel trucks.
  • Front view of the 2016 Sierra 3500 ECM 12662677 for 6.6L Duramax engines, showing connectors and part number label.
  • Front view of a used OEM 2016 Duramax ECM 12662677 showing the main connectors and service number label for GM trucks.
  • Programmed 2016 GM 6.6L Duramax ECM 12662677 for Sierra, Silverado, and Express/Savana vans.
  • Programmed 12662677 ECM for 2016 Chevy Silverado and GMC Sierra 2500/3500 with 6.6L Duramax engine.
  • Programmed 2016 Duramax ECM 12662677 for a Silverado or Sierra 2500/3500, showing the main connector ports.
  • Programmed 2016 GM 6.6L ECM 12662677 for Silverado, Sierra, and Express vans.
  • Programmed 12662677 ECM for a 2016 GM 6.6L Duramax engine, ready for installation in a Silverado or Sierra truck.
  • Programmed 12692201 ECM for 2017-2018 Chevy Silverado 2500, showing the main computer unit and connectors.
  • Front view of the 2017-2018 Suburban 3500 ECM 12668986, showing connectors and part number label.
  • Pre-programmed Engine Control Module ECM 12692201 for a 2017-2019 GMC Savana 2500 work van.
  • Programmed 12668986 ECM for 2017-2019 GM Silverado and Sierra 2500, ready for installation.
  • Pre-programmed 12692201 ECM with connectors visible, for GM Silverado and Savana.
  • Programmed 12668986 ECM for 2017-2019 GMC Savana 3500, showing the main connector ports.
  • Programmed 12692201 ECM for 2017-2020 Chevrolet Trax and other GM vehicles, showing the main connectors.

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