• Programmed 2018 Escalade ESV ECM Engine Control Module, part number 12704475.
  • Front view of a 2018 Escalade Engine Control Module ECM 12680656 showing the main electrical connectors.
  • 2018 Silverado 1500 ECM Engine Control Module, part number 12704475, programmed to VIN.
  • Programmed 2018 Sierra 1500 ECM Engine Control Module 12680656, front view showing connectors.
  • Programmed 2018 GM Engine Control Module ECM 12704475 for Silverado, Sierra, Express, and other GM vehicles.
  • Front view of the 2018 Express 3500 ECM Engine Control Module, part number 12704475, showing the main electrical connector ports.

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