• 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.
  • Programmed 1997 Pontiac Bonneville PCM 19109047 with connectors visible, ready for installation.
  • Pre-programmed 2009-2010 Cadillac STS Engine Control Module (ECM) with part number 12678512 shown on a white background.
  • Programmed 1997 Camaro PCM Powertrain Control Module, part number 19109047, ready for installation.
  • Programmed Engine Control Module ECM for a 2009 Cadillac SRX, part number 12678512.
  • Front view of the 1997 Lumina PCM 19109047, showing the main connectors and part number label.
  • Front view of the 2009 SAAB 9-7X Programmed ECM 12678512, showing the main connectors.
  • Programmed 1997 Grand Prix PCM Powertrain Control Module 19109047, front view showing connectors.
  • A Programmed GM ECM 12678512 with its metal casing and electrical connectors visible on a clean white background.
  • Programmed 1997 Firebird PCM, part number 19109047, ready for installation.
  • Front view of the programmed 2009 GMC Envoy ECM, part number 12678512, showing the main connectors.

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