• Front view of the pre-programmed 2012 Buick LaCrosse ECM 12652814 showing connectors and part number label.
  • Programmed 2013-2016 Buick LaCrosse ECM 12653998 showing the main connector ports.
  • Programmed GM 12655007 ECM Engine Computer for Buick LaCrosse, Chevrolet Malibu, and Cadillac SRX.
  • Pre-programmed 2013-2016 Buick LaCrosse ECM, part number 12644446, ready for installation.
  • Programmed 12633555 ECM for GM vehicles like the Buick LaCrosse, showing the main connector ports and part number label.
  • Programmed 2010 Buick LaCrosse BCM 13578421 Body Control Module ready for installation.
  • Programmed Body Control Module BCM for 2012-2013 Buick LaCrosse, part number 13588446.
  • Programmed 2012-2013 Buick LaCrosse BCM with part number 13580696, showing the main connectors.
  • Programmed 13580696 BCM with cloning service for GM vehicles like the Buick LaCrosse and Chevy Camaro.
  • Programmed 2012-2013 Buick LaCrosse Body Control Module BCM with part number 13580696, shown on a clean white background.
  • Programmed 2012-2013 Buick LaCrosse BCM with part number 13580696 shown on a clean white background.
  • Programmed 2011-2012 Buick LaCrosse BCM, part number 13586856, ready for installation.
  • A Programmed 13586278 BCM for a 2011-2012 Buick LaCrosse, showing the main circuit board and connectors.
  • Programmed 2011-2012 Buick LaCrosse Body Control Module BCM 13583451, ready for plug-and-play installation.
  • A technician holding a programmed 13583450 Body Control Module for a 2011-2012 Buick LaCrosse, ready for installation.
  • Programmed Body Control Module (BCM) for 2011-2012 Buick LaCrosse, showing the main circuit board and connectors for the cloning service.
  • Programmed 13582396 BCM for a 2011-2012 Buick LaCrosse, showing the module's connectors.
  • Programmed 2011-2012 LaCrosse Body Control Module with connectors visible.
  • Programmed 2011-2012 LaCrosse Body Control Module with cloning service.
  • Programmed 13579004 BCM for Buick LaCrosse, Cadillac SRX, and Chevy models, showing the main connectors.

Find Your Part

Or search by vehicle

🚗 My Garage
Scroll to Top