• Programmed 2004 Silverado 1500 PCM, service number 12586242, ready for installation.
  • Programmed 2004 Silverado 1500 PCM with service number 12586242 shown on a white background.
  • Programmed 2004 Silverado 1500 PCM with part number 12586242, ready for installation.
  • A close-up of the 2004 Silverado 1500 PCM 12586242, showing the connectors and service label.
  • 2004 Silverado 1500 PCM with service number 12586242, showing connectors.
  • Programmed 2004 Silverado 1500 Engine Computer 12586242, showing the main connectors and service number label.
  • Programmed 2004 Silverado 1500 PCM Engine Computer 12586242 ready for installation.
  • Programmed 2004 Silverado 1500 PCM Engine Computer with service number 12586242 shown on a white background.
  • Programmed 2004 Silverado 1500 ECM, part number 12586242, ready for installation.
  • Programmed 2003-2005 GMC Envoy PCM with VIN flashing service, showing the main computer unit and connectors.
  • Programmed 2003-2005 GMC Envoy PCM, part number 12573576, ready for installation.
  • Programmed 2003-2004 Oldsmobile Bravada PCM ECU with part number 12574976, ready for installation.
  • Programmed 2003-2004 Oldsmobile Bravada PCM with main connectors visible.
  • Programmed 2003-2004 Oldsmobile Bravada PCM Engine Computer 16255757
  • Pre-programmed GM 4.2L PCM replacement for Trailblazer, Envoy, and Bravada models, showing the main connectors.
  • Pre-programmed 12577955 PCM for 2003-2004 Oldsmobile Bravada, showing the main connectors.
  • Programmed 2003-2004 Oldsmobile Bravada PCM, part number 12573576, ready for installation.
  • Front view of the Programmed 2004-2005 Buick Rainier PCM 12574976, showing the main connectors.
  • Pre-programmed 2004-2005 Buick Rainier PCM, part number 19210065, ready for installation.
  • Programmed 16255757 PCM for a 2004-2005 Buick Rainier, showing the main connectors.

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