• Pre-programmed 2008-2013 Suburban 2500 TCCM, part 12588096. This plug-and-play module fixes the "Service 4WD" light and communication errors.
  • Programmed 2008-2014 Suburban TCCM, part 12588096. Fixes 'Service 4WD' light and restores 4x4 function without dealer programming.
  • Front view of the 2008-2014 Tahoe TCCM with part number 12588096 visible. This pre-programmed module fixes 4WD errors and communication codes.
  • Programmed 2008-2013 Avalanche 1500 TCCM, part 12588096. This module fixes the 'Service 4WD' light and communication errors like U0102.
  • Programmed 2007-2010 Sierra Denali TCCM, part 12588096. This transfer case control module fixes 'Service 4WD' light issues and DTCs like U0102.
  • Front view of the 2011-2014 Sierra Denali 3500 TCCM, part 12588096, showing the electrical connectors. A reliable fix for 'Service 4WD' light issues.
  • 2011-2014 Sierra Denali 2500 TCCM 12588096. Fixes "Service 4WD" light and restores four-wheel drive. Programmed to your VIN.
  • Programmed 2007-2014 Sierra 2500 TCCM Module 12588096. This plug-and-play unit fixes 'Service 4WD' errors and restores 4x4 function.
  • Programmed 2007-2014 Sierra 3500 TCCM, part 12588096. This module fixes 'Service 4WD' errors and restores shifting.
  • Programmed 2007-2013 Silverado 1500 TCCM 12588096. This module resolves 'Service 4WD' light and shifting issues, restoring full 4x4 functionality.
  • Programmed 2007-2014 Silverado 2500 TCCM, part 12588096. Shows connectors for easy plug-and-play installation to fix 4x4 shifting issues.

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