This Chevy Trailblazer and GMC Envoy steering wheel source and program switch is a direct replacement for your old or damaged one. It is designed to fit perfectly and function seamlessly with your vehicle's OnStar and radio program. The switch is black in color and is a push button type, making it easy to use and control. This item is a vintage part and is not interchangeable with other parts. It comes with a manufacturer warranty of 30 days and is not a universal fitment. The switch is compatible with 02-09 Chevy Trailblazer and GMC Envoy models. Get your hands on this high-quality replacement switch and enjoy a smooth and hassle-free experience.