• 2002 Chevy Trailblazer PCM Engine Computer 12576463 with connectors visible.
  • Programmed 2002 Trailblazer EXT PCM, part number 12576463, ready for installation.
  • Programmed 2002 Envoy XL PCM Powertrain Control Module 12576463 for GM SUVs.
  • 2002 GMC Envoy PCM Powertrain Control Module, part number 12576463, showing the main unit and electrical connection ports.
  • 2002 Bravada PCM Powertrain Control Module 12576463, front view showing the three main electrical connectors.
  • 2002 Trailblazer PCM Engine Computer 12571178, front view showing the main electrical connectors.
  • 2002 Envoy XL PCM Powertrain Control Module, part number 12571178, showing the main electrical connectors.
  • 2002 GMC Envoy PCM Powertrain Control Module 12571178, front view showing the main electrical connectors.
  • 2002 Bravada PCM Powertrain Control Module 12571178, front view showing connectors.
  • 1997 GM Powertrain Control Module PCM with part number 19109047 shown on a white background.
  • 1997 Riviera Powertrain Control Module PCM 19109047, front view showing the main electrical connectors.
  • 1997 Park Avenue PCM Powertrain Control Module 19109047, front view showing connectors.
  • 1997 Monte Carlo PCM Powertrain Control Module 19109047, front view showing connectors.
  • 1997 Oldsmobile Eighty Eight PCM Powertrain Control Module, part number 19109047.
  • Front view of the 2009 XLR Engine Module ECM, part number 12678512, showing the main electrical connectors.
  • 1997 Bonneville PCM Powertrain Control Module 19109047, showing the main computer unit and connection ports.
  • Front view of the 2009-2010 Cadillac STS Engine Control Module ECM with part number 12678512.
  • Programmed 1997 Camaro PCM Powertrain Control Module, part number 19109047, ready for installation.
  • 2009 Cadillac SRX Engine Control Module ECM 12678512, front view showing connectors.
  • 1997 Lumina PCM Powertrain Control Module 19109047, front view showing the main electrical connector ports.

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