• Programmed 2007-2014 Silverado 3500 TCCM, part 24241143. This module fixes 'Service 4WD' errors and restores shifting capability between 2WD and 4WD.
  • Programmed Transfer Case Control Module for a 2008-2013 Yukon XL 2500. Part 24240487 fixes 4WD errors and comes ready to install.
  • Programmed 2008-2013 Suburban 2500 TCCM, part 24242480. Shows the black plastic housing and electrical connectors for a plug-and-play 4WD system repair.
  • Front view of the 2007-2014 Yukon TCCM, part 24240487, showing the main electrical connector ports for a plug-and-play installation.
  • Front view of a 2008-2013 Suburban 2500 TCCM, part 24240487, showing the black plastic housing and main electrical connectors for a plug-and-play fix.
  • Programmed 2008-2014 Suburban 1500 TCCM, part 24240487. This transfer case control module fixes the 'Service 4WD' light and requires no dealer programming.
  • Front view of the 2008-2014 Tahoe TCCM 24240487 with electrical connectors. This pre-programmed module fixes 'Service 4WD' light issues.
  • 2007-2013 Sierra 1500 TCCM, part 24240487. This pre-programmed module fixes the 'Service 4WD' light and restores four-wheel drive functionality.
  • Programmed 2008-2013 Avalanche TCCM, part 24240487. This transfer case control module fixes 'Service 4WD' light and shifting issues.
  • Front view of a 2007-2010 Sierra Denali TCCM, part 24240487, showing the main electrical connector ports. This pre-programmed module fixes 4WD issues.
  • Front view of the 2011-2014 Sierra Denali 3500 TCCM, part 24240487. This VIN-programmed module fixes the Service 4WD light and restores 4x4 function.
  • Programmed 2011-2014 Sierra Denali 2500 TCCM, part 24240487. Shows connectors for a direct-fit, plug-and-play installation to fix 4WD issues.
  • Programmed Transfer Case Control Module (TCCM) for 2007-2014 Sierra 2500. Shows black plastic housing and electrical connectors. Fixes 'Service 4WD' light.
  • A 2007-2014 Sierra 3500 TCCM, part 24240487, showing its black plastic housing and multiple electrical connection ports for a plug-and-play fix.
  • Programmed 2007-2014 Silverado 2500 TCCM, part 24240487. Shows black module case and electrical connectors for a plug-and-play 4WD fix.
  • Pre-programmed 2007-2014 Silverado 3500 TCCM, part 24240487. This module restores 4WD function and clears 'Service 4WD' error codes.
  • Front view of the 2008-2013 Yukon XL 2500 TCCM, part 24239190. This pre-programmed module fixes 4WD issues and 'Service 4WD' errors.
  • Pre-programmed 2007-2014 Yukon XL TCCM 24239190. This module fixes 'Service 4WD' errors and restores four-wheel drive functionality.
  • Programmed 2008-2013 Suburban 2500 TCCM, part 24242480. Shows the black plastic housing and electrical connectors for a plug-and-play 4WD system repair.
  • Programmed 2008-2013 Suburban 2500 TCCM, part 24239190. This module fixes 'Service 4WD' errors and restores 4x4 functionality.

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