• A pre-programmed 2006 Trailblazer EXT PCM, part number 12591648, ready for installation.
  • Pre-programmed Powertrain Control Module (PCM) for a 2006 Chevrolet Trailblazer EXT, showing the main electrical connectors.
  • Pre-programmed 2006 Trailblazer EXT PCM, part number 12589585, ready for installation.
  • A VIN-programmed 2006 Trailblazer EXT PCM, part number 12589311, ready for installation.
  • Programmed 2006 TrailBlazer EXT PCM, part number 12588650, ready for installation.
  • Pre-programmed 2006 Trailblazer PCM, part number 12606399, ready for installation to fix engine computer issues.
  • A pre-programmed 2006 Trailblazer PCM, part number 12606398, ready for installation.
  • A programmed 2006 Trailblazer PCM, part number 12606374, ready for installation on a workbench.
  • Programmed 2006 Trailblazer PCM with connectors visible, ready for installation.
  • Front view of the 2006 Trailblazer PCM, part number 12606369, showing the main electrical connectors.
  • Programmed 2006 Trailblazer PCM with connectors visible, ready for installation.
  • Pre-programmed 2006 Trailblazer PCM, part number 12604438, showing the main connectors for installation.
  • A pre-programmed 2006 Trailblazer PCM, part number 12600818, ready for installation to fix engine computer issues.
  • Pre-programmed 2006 Trailblazer PCM part number 12597777, ready for installation.
  • A pre-programmed 2006 Trailblazer PCM, part number 12597776, shown on a clean white background, ready for installation.
  • A technician holding a pre-programmed 2006 Trailblazer PCM, ready for installation in a vehicle.
  • Pre-programmed 2006 Trailblazer PCM, part number 12596783, ready for installation.
  • Pre-programmed 2006 Trailblazer PCM, part number 12594430, ready for installation.
  • Pre-programmed 2006 Trailblazer PCM with part number 12593532 shown on a clean white background.
  • Programmed 2006 Trailblazer PCM, part number 12593531, ready for installation.

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