2003-2007 Cadillac Escalade, ESV, EXT

2007 Chevrolet Avalanche

2003-2006 Chevrolet Avalanche 1500, 2500

2003-2007 Chevrolet Silverado 1500

2007 Chevrolet Silverado 1500 Classic 4.3L, 4.8L, 6.0L

2007 Chevrolet Silverado 1500 HD Classic

2003, 2005-2006 Chevrolet Silverado 1500 HD

2003-2004 Chevrolet Silverado 2500

2003-2006 Chevrolet Silverado 2500 HD

2007 Chevrolet Silverado 2500 HD Classic

2003-2007 Chevrolet Suburban 1500

2003-2007 Chevrolet Suburban 2500

2003-2007 Chevrolet Tahoe

2006-2010 Dodge Ram 1500

2007 Dodge Ram 2500 6.7L

2003-2007 GMC Sierra 1500

2007 GMC Sierra 1500 Classic 4.3L, 4.8L, 6.0L

2003, 2005-2006 GMC Sierra 1500 HD

2007 GMC Sierra HD Classic

2003-2004 GMC Sierra 2500

2003-2006 GMC Sierra 2500 HD

2007 GMC Sierra 2500 HD Classic

2003-2007 GMC Yukon

2003-2007 GMC Yukon XL 1500

2003-2007 GMC Yukon XL 2500

Only Fits models with NVG246 Transfer Case NPO code NP8

The 4WD Transfer Case Shift Encode motor is the part that controls the switching of your vehicle engaging in and out of 4x4 to 2x4