• Front view of a 2011-2012 Silverado 3500 TBCM, part 20791897, showing the black plastic housing and two electrical connector ports for a plug-and-play repair.
  • 2011-2012 GM Trailer Brake Module, part 20791897, showing the black casing and two electrical connection ports. This part fixes service trailer brake warnings.
  • Programmed 2011-2012 Sierra TBCM 20791897 for GM trucks. Replaces faulty trailer brake control module to fix warning lights and restore safe towing.
  • VIN-Programmed 2011-2012 Sierra 3500 TBCM 20791897. This trailer brake control module fixes 'Service Trailer Brake' system errors and restores towing safety.
  • Front view of a 2011-2012 Sierra 2500 TBCM, part 20791897, showing the black plastic housing and electrical connection ports for a direct-fit installation.
  • Front view of a 2003-2006 Yukon PCM, part 89017750, showing the main electrical connectors. This programmed module fixes check engine lights.
  • Programmed 2003-2006 Yukon XL PCM, part 89017750, showing the three main connectors. This module solves check engine light codes like P0601.
  • Front view of a 2003-2006 Tahoe PCM, part 89017750, showing the blue and green connector ports. This programmed module fixes stalling and clears codes like P0601.
  • Programmed 2003-2006 Suburban 2500 PCM 89017750 with blue and green connectors, ready for installation to fix engine codes and drivability issues.
  • Programmed 2003-2006 Suburban 1500 PCM 89017750. This engine computer fixes check engine lights, DTC P0601, and no-start conditions.
  • Programmed 2003-2006 Avalanche 1500 PCM 89017750. A direct-fit solution to fix no-start conditions and check engine light codes.
  • Front view of a 2003-2006 Escalade PCM, part 89017750, showing the main electrical connectors. This VIN-programmed module fixes CEL codes like P0601.
  • Programmed 2003-2006 Escalade ESV PCM, part 89017750, showing the main electrical connectors. This module fixes check engine light codes like P0601.
  • Programmed 2003-2006 Escalade EXT PCM 89017750, showing the main connectors. A reliable fix for check engine light codes like P0601 and poor engine performance.
  • Front view of a 2003-2007 Silverado 2500 PCM, part 89017750, showing the multi-pin connector ports for a direct-fit, programmed installation.
  • Programmed 2003-2007 Sierra Denali PCM 89017750, showing the main housing and three electrical connector ports for a reliable engine fix.
  • Programmed 2003-2007 Sierra 2500 PCM 89017750 with all connectors visible. A direct-fit solution to resolve engine error codes like P0601 and restore vehicle performance.
  • Programmed 2003-2006 Yukon XL 2500 PCM, part 28042802. This VIN-flashed module fixes check engine lights, no-start issues, and poor performance.
  • Programmed 2003-2006 Yukon PCM, part 28042802. This engine computer fixes check engine lights, no-start issues, and error codes like P0601 on GM trucks.
  • Programmed 2003-2006 Suburban 2500 PCM, part 28042802. Shows connectors, ready to install and fix stalling or check engine codes.

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