• Programmed 2006 Buick Rainier PCM Engine Computer Module with connectors visible.
  • Programmed 2006 Buick Rainier PCM Engine Computer, front view showing the three main electrical connectors.
  • Programmed 2006 Buick Rainier PCM replacement module, part number 12606369, ready for installation.
  • Programmed 12604439 PCM for 2006 Buick Rainier and other GM vehicles, showing the main connectors.
  • Programmed 2006 Buick Rainier PCM, part number 12604438, ready for plug-and-play installation.
  • Programmed 12600818 PCM Engine Computer Module being prepared for shipment.
  • Programmed 2006 Buick Rainier PCM, part number 12597777, ready for installation.
  • Programmed 2006 Buick Rainier PCM, part number 12597776, ready for installation.
  • Programmed 2006 Buick Rainier PCM Engine Computer 12596784, showing the main connectors and OEM housing.
  • Front view of the 2006 Buick Rainier PCM programmed engine computer, part number 12596783.
  • Front view of the 2006 Buick Rainier PCM, part number 12594430, showing the main electrical connectors.
  • Programmed Powertrain Control Module (PCM) for a 2006 Buick Rainier 4.2L, showing the main connectors.
  • Pre-programmed 2006 Buick Rainier PCM with VIN-specific flashing, ready for installation.
  • Programmed 2006 Buick Rainier PCM 12591648, showing the main connectors and part number label.
  • Front view of the Programmed 2006 Buick Rainier PCM, part number 12591647, showing the main electrical connectors.
  • Front view of the Programmed Engine Control Module PCM 12589585 for a 2006 Buick Rainier, showing the main connectors.
  • Front view of the 2006 Buick Rainier ECM PCM with its three main electrical connectors visible.
  • Programmed 2006 Buick Rainier PCM Engine Computer, part number 12588650, ready for installation.
  • Programmed 2004-2006 Colorado PCM with GM part number 12606399 shown on a white background.
  • Programmed 2004-2006 Colorado PCM with connectors visible, ready for installation.

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