This four wheel drive selector is also referred to as a transfer case switch, all wheel drive switch, 4WD switch, for wheel drive, or 4x4 switch. Ensure Fit - Compatible with Chevy and GMC Trucks with No Auto 4X4 Button, 2003-2004 Chevy Avalanche 1500, 2003-2006 Avalanche 2500, 2003-2004 Chevy Silverado 1500 & 2500, 2003-2006 Chevy Silverado 2500 HD & 3500, 2007 Silverado 2500HD & 3500 Classic, 2003-2004 Chevy Suburban 1500, 2003-2006 Suburban 2500, 2003-2004 Chevy Tahoe, 2003-2004 GMC Sierra 1500 & 2500, 2003-2006 Sierra 2500 HD & 3500, 2007 Sierra 2500HD & 3500 Classic, 2003-2004 GMC Yukon & XL 1500, 2003-2006 Yukon XL 250.
