• Pre-programmed 2009-2011 Lucerne PCM, part 12618028, showing the main connectors and manufacturer label.
  • Programmed 2009-2011 Buick Lucerne PCM engine computer module, part number 12597125, showing the main connectors.
  • Programmed 2003-2005 GMC Envoy PCM with VIN flashing service, showing the main computer unit and connectors.
  • Pre-programmed 12597125 PCM for 2009-2011 Buick Lucerne and other GM models, showing the main electrical connectors.
  • Programmed 2003-2005 GMC Envoy PCM, part number 12573576, ready for installation.
  • A pre-programmed 2009-2011 Lucerne PCM, part number 12597125, ready for installation.
  • Programmed 2003-2004 Oldsmobile Bravada PCM ECU with part number 12574976, ready for installation.
  • A programmed 2009-2011 Lucerne PCM, part number 12597125, ready for installation in a GM vehicle.
  • Programmed 2003-2004 Oldsmobile Bravada PCM with main connectors visible.
  • Programmed 2009-2011 Lucerne PCM, part number 12612397, ready for installation on a workbench.
  • Programmed 2003-2004 Oldsmobile Bravada PCM Engine Computer 16255757
  • VIN-programmed 2009-2011 Lucerne PCM, part number 12597125, showing the main electrical connectors against a white background.
  • Pre-programmed GM 4.2L PCM replacement for Trailblazer, Envoy, and Bravada models, showing the main connectors.
  • Pre-programmed 2009-2011 Lucerne PCM, part number 12597125, ready for installation.
  • Programmed 2010-2011 Impala PCM, part number 12597125, showing the main connectors and housing.
  • Pre-programmed 12577955 PCM for 2003-2004 Oldsmobile Bravada, showing the main connectors.
  • Pre-programmed 2010-2011 Impala PCM, part number 12597125, ready for installation.
  • Programmed 2003-2004 Oldsmobile Bravada PCM, part number 12573576, ready for installation.
  • Front view of a 2010-2011 Impala ECM Engine Control Module 12635901 showing the main electrical connector ports.
  • Front view of the Programmed 2004-2005 Buick Rainier PCM 12574976, showing the main connectors.

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