• 2004 Suburban 1500 PCM Engine Computer module with service number 12586242, showing the main case and electrical connection ports.
  • 2004 Chevy Suburban 1500 PCM Engine Computer module 12586242, front view showing connectors.
  • 2004 Suburban 1500 PCM Engine Computer 12586242 with three main electrical connector ports visible.
  • 2004 Suburban 1500 PCM Engine Computer 12586242, showing the main connectors and part number label.
  • Programmed 2004 Suburban 1500 PCM Engine Control Module 12586242, front view showing connectors.
  • 2004 Suburban 1500 PCM Engine Computer, part number 12586242, showing connectors.
  • 2004 Suburban 2500 ECM 12586242, the main engine computer module.
  • Front view of a 2004 Suburban 2500 PCM Engine Computer 12586242, showing the three main electrical connector ports.
  • 2004 Suburban 2500 PCM Engine Computer 12586242 showing the main connectors and identification label.
  • 2004 Suburban 2500 PCM Engine Computer 12586242, front view showing connectors.
  • Front view of a 2004 Suburban 2500 PCM Engine Control Module with part number 12586242, showing the main electrical connectors.
  • 2004 Suburban 2500 Engine Control Module YFXL Programmed To Your VIN
  • Front view of the 2004 Suburban 2500 PCM Engine Computer 12586242, showing the main electrical connector ports.
  • Front view of the 2004 Envoy XUV PCM with part number 12586242 visible.
  • 2004 Envoy XUV PCM Engine Computer 12586242, front view showing the three main electrical connector ports.
  • Front view of a 2004 Envoy XUV PCM 12586242 showing the main electrical connector ports.
  • 2004 Envoy XUV PCM 12586242 Engine Control Module with its three main electrical connectors visible.
  • Front view of a 2004 Envoy XUV PCM Engine Control Module with part number 12586242, showing the main electrical connectors.
  • Programmed 2004 Envoy XUV PCM Engine Computer 12586242.
  • Programmed 2004 GM Truck PCM with part number 12586242, for models like Sierra, Silverado, and Envoy.

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