• Programmed 2006 Trailblazer EXT PCM, part number 12589585, ready for installation.
  • Front view of the 12589311 Powertrain Control Module (PCM) for a 2006 Chevy Trailblazer EXT, showing the main electrical connectors.
  • Programmed 2006 Trailblazer EXT PCM, part number 12588650, ready for installation.
  • Programmed 2006 TrailBlazer PCM with connectors visible, ready for installation.
  • Programmed 2006 Trailblazer PCM 12606398 Engine Control Module, front view showing connectors.
  • Programmed 2006 Chevy Trailblazer PCM Engine Computer Module 12606374, ready for installation.
  • Programmed 2006 Chevrolet Trailblazer PCM Engine Computer Module, part number 12606373.
  • 2006 Trailblazer Engine Computer PCM, part number 12606369, showing the main circuit board and connectors.
  • Programmed 2006 Chevy Trailblazer PCM Engine Computer Module 12604439, showing the main unit and connectors.
  • Programmed 2006 Trailblazer PCM, part number 12604438, ready for installation.
  • Front view of the 2006 Trailblazer programmed PCM with its connection ports visible.
  • A programmed 2006 Trailblazer PCM, part number 12597777, ready for installation.
  • 2006 Trailblazer PCM replacement module, part number 12597776, showing the main connectors.
  • Programmed 2006 Trailblazer PCM with part number 12596784 shown on a white background.
  • Front view of the 2006 Trailblazer PCM, part number 12596783, showing the main connectors.
  • Programmed 2006 Trailblazer PCM Engine Computer, part number 12594430.
  • Programmed 2006 Trailblazer PCM showing the main connectors and part number label for GM 4.2L engines.
  • Programmed 2006 Chevy TrailBlazer PCM Engine Computer module with part number 12593531 shown on a white background.
  • Programmed 2006 Trailblazer PCM 12591648 module with connectors visible, ready for installation.
  • Front view of the programmed 2006 Trailblazer PCM 12591647 engine computer module with connectors visible.

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