• Programmed 1999-2000 GMC 2500 PCM Powertrain Control Module, part number 21811787.
  • 1999 GMC 1500 PCM Powertrain Control Module, part number 21811787, ready for installation.
  • Programmed 1999-2002 Express 3500 Van PCM Powertrain Control Module, side view showing connectors.
  • Programmed GM PCM 16263494 for 1999-2002 GM Trucks and Vans, including Express and Savana.
  • Front view of the 1999-2002 Express PCM Powertrain Control Module 21811787, showing the main electrical connector ports.
  • 1999-2000 GMC Yukon Powertrain Control Module (PCM) 218-11787, front view showing connectors.
  • 1999-2000 Chevrolet Tahoe Powertrain Control Module (PCM) 218-11787, front view showing connectors.
  • Programmed 1999 Suburban PCM Powertrain Control Module, compatible with part number 16263494.
  • Programmed 1999 Suburban 2500 PCM, part number 16263494, showing the main electrical connectors.
  • Programmed 1999-2001 GMC Safari PCM Powertrain Control Module, part number 16263494.
  • Programmed GM PCM 16263494 Powertrain Control Module for 1999-2002 Chevy and GMC trucks and vans.
  • Programmed 1999-2002 Savana 1500 PCM Powertrain Control Module, part number 218-11787.
  • Front view of a 1999-2002 Savana 2500 PCM Powertrain Control Module 218-11787, showing the main electrical connectors.
  • 1999-2000 GMC Sierra 1500 PCM Powertrain Control Module 218-11787, front view showing connectors.
  • Front view of the 1999-2001 GM PCM 16263494, showing the main connectors for a Chevrolet Astro or Silverado.
  • 1999-2000 Escalade PCM Powertrain Control Module, part number 218-11787.
  • 1998-2000 Envoy PCM Powertrain Control Module with part number 16263494 against a white background.
  • 1999-2000 Chevrolet 3500 PCM Powertrain Control Module 218-11787, front view showing connectors.
  • 1999 Chevrolet 1500 PCM Powertrain Control Module, part number 218-11787, showing connectors.
  • 1998-2000 Oldsmobile Bravada PCM Powertrain Control Module 218-11787, front view showing connectors.

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