• VIN Programmed 2001-2002 Sierra 2500 PCM 12201281 Engine Control Module
  • A pre-programmed 12200411 PCM for a 2001-2002 GMC Sierra 2500, showing the main connectors.
  • Programmed 2004 Sierra 2500 PCM 12586242 Engine Computer, front view showing connectors.
  • Front view of the 2004 Sierra 2500 PCM 12586242 engine computer, showing the main connectors.
  • Front view of the 2004 Sierra 2500 PCM with part number 12586242, ready for VIN programming and installation.
  • A close-up of the 2004 Sierra 2500 PCM 12586242, showing the connectors and service label.
  • Programmed 2004 GMC Sierra 2500 PCM with service number 12586242 visible.
  • 2004 Sierra 2500 PCM 12586242 Engine Computer Module, front view with connectors.
  • Front view of the 2004 GMC Sierra 2500 PCM with part number 12586242 visible on the label.
  • Programmed 2004 Sierra 2500 PCM 12586242, front view showing connectors.
  • A side view of the 12586242 PCM for 2004 GM trucks and SUVs, showing the connection pins.
  • Front view of the 2004 GM PCM 12586242, showing the connectors for a Sierra, Silverado, or Tahoe.
  • 2004 Sierra 2500 PCM 12586242 Engine Computer ECM ECU programmed to VIN.
  • Programmed 2002 Sierra 2500 BCM DPNU module ready for installation.
  • Programmed 2002 GMC Sierra 2500 BCM replacement module, showing the main circuit board and connectors.
  • A technician holding a Programmed 19208537 BCM, ready for installation in a 2002 GMC Sierra.
  • Programmed Body Control Module BCM for 2002 GMC Sierra 2500, part number 15095334.
  • Programmed 15081796 BCM for a 2002 GMC Sierra 2500, showing the main circuit board and connectors.
  • Programmed Body Control Module BCM 15063578 for 2002 GMC Sierra 2500 and Silverado.
  • Programmed 1999-2000 Sierra 2500 Body Control Module, part number 09366801, ready for installation.

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