Compatibility Details The key fob is a replacement for part number 22881480 with FCC ID M3N - 32337100, operating at 315 MHz. The ignition key corresponds to B119 - PT, HU100 CHIP 46. It is compatible with 2015 - 2022 Chevrolet Colorado, 2014 - 2020 Chevrolet Silverado 1500, 2500HD, 3500HD, 2015 - 2022 GMC Canyon, and 2014 - 2020 GMC Sierra 1500, 2500, 3500.Programming Requirement Self-programming is not possible. A qualified locksmith or dealership is needed to program the key fob. When accessing the programming - related link, no information is required, and users should simply close any ads that appear.Assembly and Quality Assurance Each set comes with pre - installed electronics and batteries. Every item in the package has been tested prior to shipping, ensuring a high-quality product.Usage Instructions The product includes a 100% brand - new remote control car key fob and a blank key. Both need to be programmed and the blank key needs to be cut before use.Purchase Precaution Customers are advised to ensure that their original OEM information and the appearance of the buttons on their existing key fob match those of this product to guarantee proper fit and functionality.