• 2009-2010 Cadillac STS Engine Control Module ECM 12639300, front view showing the main electrical connectors.
  • 2009 Cadillac SRX Engine Control Module ECM part number 12639300, front view showing the main electrical connectors.
  • Front view of the 2009 SAAB 9-7X ECM Engine Control Module, part number 12639300, showing the main electrical connectors.
  • Programmed 2009 Trailblazer ECM Engine Control Module, part number 12639300.
  • Front view of the 2009 Envoy Engine Module ECM 12639300, showing the main electrical connector ports.
  • Programmed 2009 Corvette ECM Engine Control Module, part number 12639300, showing its main casing and electrical connectors.
  • Programmed 2009 CTS Engine Control Module ECM part 12639300, showing connectors and casing.
  • 2009-2012 GMC Canyon Engine Control Module ECM 12639300, front view showing connectors.
  • 2009-2011 Buick Lucerne ECM Engine Control Module, part number 12639300, front view showing connectors.
  • Programmed 2009-2010 HUMMER H3 ECM Engine Control Module, part number 12639300.
  • Engine Control Module ECM for 2009-2011 Cadillac DTS, part number 12639300.
  • 2009 Cadillac XLR Engine Control Module ECM, part number 12636659, shown on a white background.
  • Programmed 2009-2010 Cadillac STS ECM Engine Control Module, part number 12636659.
  • Pre-programmed Engine Control Module ECM 12636659 for 2009 Cadillac SRX and other GM vehicles.
  • Engine Control Module ECM for 2009 SAAB 9-7X, part number 12636659.
  • 2009 Trailblazer ECM Engine Control Module 12636659, front view showing the main electrical connectors.
  • 2009 Envoy Engine Module ECM part number 12636659, front view showing connectors.
  • Engine Control Module ECM 12636659 for a 2009 Chevrolet Corvette, shown from the front with connectors visible.
  • Pre-programmed Engine Control Module ECM 12636659 for 2009 Cadillac CTS and other GM vehicles.
  • Engine Control Module ECM for 2009-2012 GMC Canyon, part number 12636659.

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