Climate controls stopped working? Seamlessly restore operation by easily swapping the malfunctioning original module with this fully tested replacement unit. This part is compatible with the following vehicles. Before purchasing, enter your vehicle trim in the garage tool to confirm fitment. [Cadillac Escalade ESV: 2005, 2006] - [Cadillac Escalade EXT: 2005, 2006] - [Cadillac Escalade: 2005, 2006] - [Chevrolet Avalanche 1500: 2005, 2006] - [Chevrolet Avalanche 2500: 2005, 2006] - [Chevrolet Silverado 1500 Classic: 2007] - [Chevrolet Silverado 1500 HD Classic: 2007] - [Chevrolet Silverado 1500 HD: 2005, 2006] - [Chevrolet Silverado 1500: 2005, 2006] - [Chevrolet Silverado 2500 HD Classic: 2007] - [Chevrolet Silverado 2500 HD: 2005, 2006] - [Chevrolet Silverado 3500 Classic: 2007] - [Chevrolet Silverado 3500: 2005, 2006] - [Chevrolet Suburban 1500: 2005, 2006] - [Chevrolet Suburban 2500: 2005, 2006] - [Chevrolet Tahoe: 2005, 2006] - [GMC Sierra 1500 Classic: 2007] - [GMC Sierra 1500 HD Classic: 2007] - [GMC Sierra 1500 HD: 2005, 2006] - [GMC Sierra 1500: 2005, 2006] - [GMC Sierra 2500 HD Classic: 2007] - [GMC Sierra 2500 HD: 2005, 2006] - [GMC Sierra 3500 Classic: 2007] - [GMC Sierra 3500: 2005, 2006] - [GMC Yukon XL 1500: 2005, 2006] - [GMC Yukon XL 2500: 2005, 2006] - [GMC Yukon: 2005, 2006]