【Reliable Material】: The steering wheel control switch buttons are made of ABS plastic and PP plastic, which has wear-resistance and aging-resistance performance and provide comfort touch. What's more, there are smart chips inside the steering wheel radio control switch buttons, which can provide information quickly. White LED indicator light symbols provide easy operation at night.
【Replace Part Number】: 21997738; 21997739; 1999442; 1999443.
【Compatible with】: Chevy Silverado 1500 2003- 2007; Silverado 1500 HD 2005- 2007; Silverado 2500 HD 2003- 2007; Silverado 3500 2003- 2005; Avalanche 2003- 2006; Suburban 2003- 2006;Tahoe 2003- 2006; Trailblazer 2002- 2009; Trailblazer EXT 2002- 2006; GMC Sierra 1500 2003- 2007; Sierra 1500 Classic 2007; Sierra 1500 HD Classic 2007; Sierra 2500 2003- 2004; Sierra 2500 HD 2003- 2007; Sierra 2500 HD Classic 2007; Sierra 3500 2003- 2006; Sierra 3500HD 2007; Sierra 3500 Classic 2007.
【Package】: 1* seek & volume control; 1* program and source switch; 1*personalized setting button; 1* fuel & trip info switch.
【Installation】: Pull carefully the wires leading to the controls to get enough room for the wires to clip into each control when you installation the new steering wheel control switch buttons.