• Front view of the 2004 SSR PCM, part number 12586242, showing the main connectors for installation.
  • Front view of the 2004 SSR PCM, part number 12586242, showing the main electrical connectors and metal casing.
  • Programmed 2004 SSR PCM, part number 12586242, ready for installation.
  • Pre-programmed 2004 SSR PCM with part number 12586242 shown on a clean background, ready for installation.
  • Front view of the 2004 SSR PCM, part number 12586242, showing the main electrical connectors.
  • A close-up view of the 2004 SSR PCM, part number 12586242, showing its connectors.
  • Pre-programmed 2004 SSR Engine Computer, part number 12586242, with connectors visible.
  • Programmed 2004 SSR PCM, part number 12586242, ready for installation.
  • Pre-programmed 2004 SSR PCM Engine Control Module, part number 12586242, ready for installation.
  • Programmed 2004 SSR PCM, compatible with part number 12586242, ready for installation.
  • A close-up of the 2004 SSR PCM, part number 12586242, showing the main connectors.
  • Front view of a 2004 Suburban PCM with part number 12586242, showing the main electrical connectors.
  • A close-up view of the 2004 Silverado ECM, part number 12586242, showing the main connectors.
  • A close-up of the 2004 Suburban 1500 PCM, part number 12586242, showing its connectors.
  • Programmed 2004 Suburban PCM with service number 12586242, showing the main connectors.
  • Pre-programmed 2004 Suburban 1500 PCM with service number 12586242, ready for installation.
  • Pre-programmed 2004 GM PCM with service number 12586242, showing the main electrical connectors and metal casing.
  • A 2004 Suburban 1500 PCM, part number 12586242, showing the main connectors for engine and transmission control.
  • A pre-programmed 2004 Suburban PCM, part number 12586242, ready for installation.
  • Programmed 2004 Suburban 1500 PCM with service number 12586242, ready for installation in a compatible GM truck or SUV.

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