Need a new key fob? This DIY keyless remote is designed to match the appearance and function of the original on specific vehicle years, makes, models and configurations. With easy-to-follow instructions, you can program it yourself in minutes, and rely on it for years. This part is compatible with the following vehicles. Before purchg, enter your vehicle trim in the garage tool to confirm fitment. [Chevrolet Avalanche 1500: 2003, 2004, 2005, 2006] - [Chevrolet Avalanche 2500: 2003, 2004, 2005, 2006] - [Chevrolet Silverado 1500 Classic: 2007] - [Chevrolet Silverado 1500 HD Classic: 2007] - [Chevrolet Silverado 1500 HD: 2003, 2005, 2006] - [Chevrolet Silverado 1500: 2003, 2004, 2005, 2006] - [Chevrolet Silverado 2500 HD Classic: 2007] - [Chevrolet Silverado 2500 HD: 2003, 2004, 2005, 2006] - [Chevrolet Silverado 2500: 2003, 2004, 2005, 2006] - [Chevrolet Silverado 3500 Classic: 2007] - [Chevrolet Silverado 3500: 2003, 2004, 2005, 2006] - [Chevrolet Suburban 1500: 2003, 2004, 2005, 2006] - [Chevrolet Suburban 2500: 2003, 2004, 2005, 2006] - [Chevrolet Tahoe: 2003, 2004, 2005, 2006] - [GMC Sierra 1500 Classic: 2007] - [GMC Sierra 1500 HD Classic: 2007] - [GMC Sierra 1500 HD: 2003, 2005, 2006] - [GMC Sierra 1500: 2003, 2004, 2005, 2006] - [GMC Sierra 2500 HD Classic: 2007] - [GMC Sierra 2500 HD: 2003, 2004, 2005, 2006] - [GMC Sierra 2500: 2003, 2004] - [GMC Sierra 3500 Classic: 2007] - [GMC Sierra 3500: 2003, 2004, 2005, 2006] - [GMC Yukon XL 1500: 2003, 2004, 2005, 2006] - [GMC Yukon XL 2500: 2003, 2004, 2005, 2006] - [GMC Yukon: 2003, 2004, 2005, 2006] - [Hummer H2: 2003, 2004, 2005, 2006, 2007] - [Saturn Vue: 2003]Important notes - you must have at least one of your original keys or fobs for programming process; only for use on vehicles that came originally equipped with keyless entry. Durable construction - made from quality, drop-resistant components to ensure reliable performance and long service life. Do-it-yourself solution - follow the simple onboard programming procedure in the included instructions to set up your new fob in minutes. Vehicle-specific replacement or spare - this keyless entry transmitter looks and functions like the original fob on certain vehicle years, makes, models and configurations.