• Programmed ECM 12633055 Engine Control Module for GM vehicles, showing the main connectors and housing.
  • 2008 Silverado ECM Engine Control Module 12612384, front view showing the main electrical connectors.
  • Programmed 2008 Impala Engine Module ECM 12622141, front view showing connectors.
  • Front view of the 2008 Hummer H2 ECM Engine Control Module, part number 12617568, showing the main housing and electrical connector ports.
  • 2009 Malibu Engine Computer Control Module ECM 12629009, front view showing connectors.
  • 2009 Silverado 1500 Engine Computer ECM module, part number 12629009, showing the main housing and electrical connection ports.
  • Front view of the 2009 Express 2500 Engine Computer ECM, part number 12629009, showing the main electrical connectors.
  • Programmed 2009 GMC Sierra 1500 ECM Engine Computer Module 12625455.
  • Programmed 2009 Express 3500 ECM Engine Control Module 12625455, showing the main housing and electrical connection ports.
  • Engine Control Module (ECM) for a 2008 Express 3500 Van, showing the main housing and electrical connector ports. This part fixes DTCs like P0601.
  • 2010 Sierra Denali ECM Engine Control Module 12633238 with its main electrical connection ports visible.
  • Engine Control Module ECM 12633238 for 2010 GMC Sierra 2500 and other compatible GM vehicles.
  • Programmed Engine Control Module ECM 12633238 for 2010 GMC Sierra 3500 and other GM vehicles.
  • Programmed 2010 Silverado 2500 ECM Engine Control Module 12633238, front view showing connectors.
  • Programmed Engine Control Module ECM 12633238 for 2010 Chevrolet Silverado 3500 and other GM vehicles.
  • Programmed Engine Control Module ECM 12633055 for GM trucks and SUVs, showing connectors and casing.
  • Programmed 2010 GMC Sierra 2500 ECM Engine Control Module 12633055 with connectors visible.
  • Engine Control Module ECM 12633055 for a 2010 GMC Sierra 3500, front view showing the main electrical connectors.
  • Programmed 2010 Silverado 2500 ECM Engine Computer Module 12633055.
  • Front view of a 2010 Silverado 3500 ECM Engine Control Module with part number 12633055, showing the main electrical connectors.

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