• Front view of the 12618516 ECM for 2010-2011 GM 6.6L Duramax engines, showing the main electrical connectors.
  • Front view of the GM 6.6L Duramax ECM 12618516 for 2010-2011 Silverado and Sierra trucks, showing the main connectors.
  • Programmed 12618516 ECM for a 2011 Silverado 2500 with the 6.6L Duramax engine.
  • Pre-programmed 6.6L Duramax ECM 12618516 for GM heavy-duty trucks and vans, ready for installation.

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