• Side view of a programmed 2013-2014 GM 6.6L Duramax ECM, part number 12654088, ready for installation in a Silverado or Savana.
  • Side view of the 12654088 ECM for a 6.6L Duramax engine, showing the main connectors.
  • Programmed 2013-2014 Silverado 2500 ECM for 6.6L Duramax engine, showing connectors and part number 12654088.
  • Programmed 12654088 ECM for a 2013-2014 GM 6.6L Duramax engine, showing the main connector ports.
  • Programmed 2013-2014 Duramax ECM 12654088 for GM Sierra and Silverado trucks.
  • Front view of the programmed 12654088 ECM for 2013-2014 GM 6.6L Duramax engines, showing the main connectors.
  • Front view of the 6.6L Duramax ECM 12654088 showing the main connectors for a 2013-2014 Sierra or Silverado.
  • Programmed 12654088 Duramax ECM for 2013-2014 GM 6.6L diesel trucks, showing the main connector ports.
  • Pre-programmed 12654088 ECM for a 2013-2014 GM 6.6L Duramax engine, showing the main connector ports.
  • Front view of a programmed 2013-2014 Duramax ECM with part number 12654088 visible on the label.

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