• Programmed 2002 Trailblazer PCM 16255240 Engine Computer Module, side view showing connectors.
  • Front view of the engine computer (PCM) for a 2002 Trailblazer EXT, showing the main electrical connectors.
  • Programmed 2002 GMC Envoy XL PCM, part number 16255240, ready for installation.
  • Programmed 2002 GMC Envoy PCM Engine Computer Module, side view showing connectors.
  • Programmed 2002 Bravada PCM, also fits Trailblazer and Envoy, showing the main circuit board and connectors.
  • Front view of the 2002 Trailblazer PCM, part number 12576463, showing the main electrical connectors.
  • Programmed 2002 Trailblazer PCM 12576463 Engine Computer, front view showing connectors.
  • Programmed 2002 GMC Envoy XL PCM, part number 12576463, ready for installation.
  • VIN-Programmed 2002 GMC Envoy PCM, part number 12576463, ready for installation.
  • Programmed 2002 Bravada PCM, part number 12576463, ready for installation.
  • Front view of the 2002 Trailblazer PCM 12571178 showing the main connectors for the engine wiring harness.
  • Programmed 2002 Envoy XL PCM, part number 12571178, ready for installation.
  • Front view of the 2002 GMC Envoy PCM, part number 12571178, showing the main connectors.
  • A programmed 2002 Bravada PCM, part number 12571178, ready for installation in a Trailblazer or Envoy.
  • Pre-programmed 1997 Buick Regal PCM with two main connector ports, part number 19109047.
  • Front view of a programmed 19109047 PCM for 1997 GM vehicles, showing the main connectors.
  • Pre-programmed 1997 Park Avenue PCM, part number 19109047, ready for installation.
  • Front view of the 1997 GM 3.8L 3.4L PCM 19109047 showing the main electrical connectors and identification label.
  • Programmed 19109047 PCM for 1997 GM vehicles like the Oldsmobile Eighty Eight and Pontiac Grand Prix.
  • Programmed 2009 Cadillac XLR Engine Control Module, part number 12678512, ready for installation.

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