• Side view of the 2004 Hummer H2 PCM 12586242 engine computer with its electrical connectors visible.
  • Programmed 2004 Hummer H2 PCM Engine Computer Module, part number 12586242.
  • Programmed 2004 Hummer H2 PCM Engine Computer with service number 12586242 shown on a white background.
  • A 2004 Hummer H2 PCM Engine Computer Module 12586242 being prepared for programming.
  • A 2004 Hummer H2 engine computer PCM with part number 12586242, shown on a clean white background.
  • A 2004 Hummer H2 PCM replacement module, part number 12586242, ready for VIN programming and installation.
  • Programmed 2004 Hummer H2 engine computer module, part number 12586242, ready for installation.
  • A close-up view of the 2008-2009 HUMMER H2 fuel pump control module, part number 25967325, showing its connectors.
  • Pre-programmed 2008-2009 HUMMER H2 Fuel Pump Control Module, part number 25866052, ready for installation.
  • Programmed GM Fuel Pump Control Module 25785013 for Hummer H2, Silverado, and Sierra, showing the main connector port.
  • Programmed HUMMER H2 Fuel Pump Control Module with electrical connector visible, for 2008-2009 models.
  • Pre-programmed 2008-2009 Hummer H2 Fuel Pump Control Module, part number 20759945, shown on a white background.
  • Programmed Fuel Pump Control Module for 2008-2009 HUMMER H2, showing the main electrical connector.
  • Programmed Fuel Pump Control Module for 2008-2009 Hummer H2, showing the main connector port.
  • Pre-programmed 2003-2007 Hummer H2 PCM, part number 28042802, ready for installation.
  • Programmed 2003-2007 Hummer H2 PCM 12602802, front view showing the two blue connectors.
  • Programmed 2003-2007 HUMMER H2 PCM, part number 12589463, ready for installation.
  • Programmed Engine Control Module ECM for a 2007 Hummer H2, part number 19210738.
  • Programmed 2007 Hummer H2 ECM, part number 12603892, ready for installation.
  • Programmed Engine Control Module ECM for 2007 Hummer H2, part number 12597121.

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