Elevate your vehicle's interior lighting functionality with our premium Courtesy/Dome Light Switch designed specifically for the 1972-1977 Buick Fullsize and Riviera models. This O.E.M. quality switch ensures seamless compatibility with your car's original wiring, providing reliable performance for years to come. Replace your worn or malfunctioning switch with this superior product to enhance safety and convenience, making it a smart investment for any classic car enthusiast.