GMT800 Series (GMT8xx) Vehicles (Included with this project): 2003-06/07 Classic Chevrolet Silverado 2003-06/07 Classic GMC Sierra 2003-06 Chevrolet Tahoe 2003-06 Chevrolet Suburban 2003-06 GMC Yukon 2003-06 GMC Yukon XL 2003-06 Chevrolet Avalanche 2003-06 Cadillac Escalade 2003-07 Hummer H2 The 2003-2009 Chevrolet Kodiak, 2003-2009 GMC Topkick, and 1999-2002 GMT800/820/830 clusters that are supported are similar but not identical. They may be added in the future. DIC stands for Driver Information Center (Includes the odometer) DIC messages (Engine overheat, etc.) are enabled by default when the "Reset Gauges" button is pressed. To disable them, simply press the "Show/hide DIC messages" button to hide them and force the DIC to display the odometer, exterior temperature and compass.
