• 2018 Tahoe ECM Engine Control Module, part number 12704475, shown on a white background.
  • Front view of the 2018 Savana 2500 ECM Engine Control Module 12704475, showing the main electrical connector ports.
  • Front view of the 2018 Savana 3500 Van ECM Engine Control Module, part number 12704475.
  • Programmed 2018 Sierra 1500 ECM 12704475. This engine computer for GM trucks resolves check engine lights and no-start conditions.
  • Programmed 2018 Cadillac Escalade ESV ECM Engine Control Module, part number 12704475.
  • Front view of the 2018 Escalade ECM Engine Control Module, part number 12704475.
  • Front view of the 2018-2019 Corvette ECM Engine Control Module, part number 12704475, with its connection ports visible.
  • 2018 Silverado 1500 ECM Engine Control Module 12704475, front view with connectors.
  • Front view of the 2018 Sierra Denali ECM Engine Control Module, part number 12704475, showing the main electrical connector ports.
  • 2018 Express 2500 ECM Engine Control Module, part number 12704475, programmed to VIN.
  • Front view of the 2018 Express 3500 ECM Engine Control Module 12704475, showing the main electrical connector ports.
  • Programmed 2018 Yukon ECM Engine Control Module 12704475 for GM vehicles.
  • 2018 GMC Yukon XL 1500 ECM Engine Control Module, part number 12704475, showing connectors and housing.
  • Pre-programmed 2018 Cadillac XTS ECM Engine Control Module 12692069, front view showing connectors.
  • 2018 Suburban 1500 ECM Engine Control Module, part number 12704475, shown on a white background.
  • 2018 Chevy Tahoe ECM Engine Control Module 12692069, front view showing connectors.
  • VIN-programmed 2018 Savana 2500 ECM, replacement for 12692069, showing connectors. Fixes poor performance and check engine lights.
  • Programmed 2018 Savana 3500 Van ECM Engine Control Module, part number 12704475, ready for installation.
  • Programmed 2018 GMC Sierra 1500 ECM Engine Control Module, part number 12704475.
  • Programmed 2018 Cadillac Escalade ESV ECM Engine Control Module, part number 12704475.

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