• Used OEM 2013-2014 Sierra Denali 2500 ECM part 12654088, showing the main electrical connectors. This VIN-programmed engine computer fixes 6.6L Duramax drivability problems.
  • OEM Engine Control Module (ECM) for a 2013-2014 Sierra Denali 3500, part 12654088, showing the main electrical connectors and mounting points for a reliable repair.
  • Programmed 2013-2014 Express 3500 ECM 12654088 for 6.6L Duramax. This replacement engine computer solves no-start issues and DTCs.
  • Front view of a 2013-2014 Express 2500 ECM 12654088, showing the main electrical connectors. This module solves Duramax engine no-start and communication codes.
  • Programmed 2013-2014 GM 6.6L ECM 12653319 for Savana and Silverado, showing the main electrical connectors for a direct-fit installation.
  • Programmed 2013-2014 Savana 2500 ECM, part 12653319. Shows connectors for a direct fit to solve check engine lights and no-start problems on 6.6L engines.
  • Used 2013-2014 Silverado 2500 ECM with part number 12653319 visible. This VIN-programmed module fixes engine communication errors and performance issues.
  • VIN-Programmed 2013-2014 Silverado 3500 ECM 12653319. This engine computer for 6.6L Duramax trucks resolves communication errors and no-start conditions.
  • Front view of a 2013-2014 Sierra 3500 ECM 12653319, showing the main electrical connectors. This programmed module fixes engine issues and DTCs.
  • Programmed 2013-2014 Sierra 2500 ECM 12653319 for 6.6L Duramax engines. This reliable replacement engine computer solves common DTCs like P0601 and restores performance.
  • Programmed 2013-2014 Sierra 2500 ECM for 6.6L Duramax, part 12653319. Shows module housing and connectors. Fixes DTCs P0601, P0606, and no-start issues.
  • VIN-programmed 2013-2014 Sierra ECM 12653319 for 6.6L Duramax. Shows connectors for a direct-fit replacement to fix P0601 & no-start issues.
  • Front view of a 2013-2014 Express 3500 ECM, part 12653319, showing the main electrical connectors. This module fixes Duramax no-start and communication codes.
  • Programmed 2013-2014 Express 2500 Van ECM 12653319 for 6.6L Duramax engines. Shows module and connectors, ready for installation to fix no-start issues.
  • Programmed 1998-1999 Yukon PCM 9366810 engine computer. Shows the black case and multi-pin connectors for a direct fit on GM trucks and vans.
  • VIN-Programmed 1998-1999 Suburban 2500 PCM, part 9366810. Fixes rough idle, no-start issues, and clears P0601 codes. Ready for installation.
  • Programmed 1998-1999 Suburban 1500 PCM 9366810. This engine computer module resolves check engine lights, stalling, and no-start issues in GM trucks.
  • Programmed 1998-1999 Tahoe PCM with part number 9366810 visible. This ECM fixes engine stalling and check engine light issues on GM trucks and SUVs.
  • Programmed 1998 GMC Safari PCM 9366810 showing the main electrical connector ports. A reliable replacement engine computer to fix no-start and running issues.
  • Programmed 1998-1999 Savana 3500 PCM, part 9366810, ready for installation. Fixes common GM truck issues like P0601 and poor performance.

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