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. [Buick Rainier: 2004, 2005, 2006, 2007] - [Chevrolet Trailblazer EXT: 2003, 2004, 2005, 2006] - [Chevrolet Trailblazer: 2003, 2004, 2005, 2006, 2007, 2008, 2009] - [GMC Envoy XL: 2003, 2004, 2005, 2006] - [GMC Envoy XUV: 2004, 2005] - [GMC Envoy: 2003, 2004, 2005, 2006, 2007, 2008, 2009] - [Isuzu Ascender: 2003, 2004, 2005, 2006, 2007, 2008] - [Oldsmobile Bravada: 2003, 2004] - [Saab 9-7x: 2005, 2006, 2007, 2008, 2009]