Programmed 2005-2007 Express 3500 Van PCM 89017749 | VIN Flashed

Programmed 2005-2007 Express 1500 PCM 89017749 Powertrain Control Module

Programmed 2005-2007 Silverado PCM 12589462 | Powertrain Control Module

Programmed 2005-2007 Silverado 3500 PCM | 89017749 | VIN Matched

Programmed 2004-2005 CTS PCM 89017749 | Engine Control Module

Programmed 2005-2007 Sierra 3500 PCM Powertrain Control Module 12602801

2005-2007 Silverado 2500 PCM 89017749 | Programmed to Your VIN

Programmed 2005-2007 Sierra 3500 PCM 89017749 | VIN Matched | GM Updates