• Programmed 12692201 ECM for a 2017-2019 GMC Sierra Denali 3500, showing the main connectors.
  • Programmed 12668986 Engine Control Module (ECM) for GM Trucks
  • Front view of a programmed 12692201 ECM with connectors visible, for Chevrolet Silverado and GMC Sierra.
  • Programmed 12668986 ECM for 2017-2019 Silverado 2500 and Sierra 2500, showing the main connectors.
  • Front view of the Programmed GM 12692201 ECM, showing the main connectors for a 2017-2019 Silverado or Sierra.
  • Programmed Engine Control Module (ECM) 12668986 for 2017-2019 Chevy Silverado 3500, front view showing connectors.
  • Programmed 12692201 Engine Control Module for a 2017-2019 Chevy Sonic, showing the main connectors.
  • Programmed 12668986 Engine Control Module (ECM) for Chevrolet Sonic and Silverado 2500, top view showing connectors.
  • Programmed 12692201 ECM for 2017-2018 Silverado and Sierra 2500, showing the main connectors.
  • 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.

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