• Front view of the 2004 Yukon XL 1500 Engine Control Module, part number 12586242.
  • Engine Control Module (ECM) for a 2004 GMC Yukon XL 1500, part number 12586242, ready for installation.
  • Front view of the 2004 GMC Yukon PCM 12586242 Engine Control Module with connectors visible.
  • Programmed 2004 GMC Yukon PCM ECM 12586242 showing connectors and part number label.
  • Front view of a programmed 2004 GMC Yukon PCM, part number 12586242, ready for installation.
  • 2004 GMC Yukon PCM 12586242 Engine Control Module, front view showing connectors.
  • Pre-programmed 12586242 PCM for 2004 GM trucks and SUVs, showing the main connectors.
  • Front view of the programmed 2004 GMC Yukon PCM ECM with service number 12586242, showing the main connectors.
  • Programmed 2004 GMC Yukon 12586242 PCM ready for installation.
  • Programmed 12586242 PCM Engine Computer for 2004 GMC Yukon and GM Trucks.
  • Programmed 2004 Yukon PCM with service number 12586242, ready for installation.
  • Front view of the 2004 GMC Yukon PCM, part number 12586242, showing the main electrical connectors.
  • Programmed 2004 Yukon PCM 12586242 engine computer, front view showing the main connectors.
  • Pre-programmed 2004 GMC Yukon PCM Engine Computer Module with part number 89017738.
  • Front view of a programmed 2004 GMC Yukon PCM 12586242 engine computer, showing the main casing and electrical connector ports.
  • Front view of the 2004 GM 12586242 PCM with connectors visible, programmed for GM trucks and SUVs.
  • Front view of a programmed 2004 Chevy SSR PCM with part number 12586242 visible.
  • Front view of the 2004 SSR PCM 12586242 Engine Control Module, showing the main connectors.
  • Front view of a programmed 12586242 PCM engine computer for 2004 GM trucks and SUVs.
  • Programmed 12586242 PCM for 2004 GM trucks and SUVs, front view showing connectors.

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