Smart Key Fob Replacement Fit for Chevy Silverado 1500 2019-2021/GMC Sierra 1500 2500 3500 HD; FCC ID: HYQ1EA HYQ1ES 433MHz 5-Button Remote with Power Tailgate (Push-to-Start Only)

["Precise Fit: Fit for Chevrolet Silverado 1500 2019 - 2021/2500 3500 HD 2020 - 2021/GMC Sierra 1500 2019 - 2021/2500 3500 HD 2020 - 2021. Confirm your vehicle design to ensure","Full Function Restoration: Restores all factory features: Power Tailgate Release & Remote Start. Each of the 5 buttons is signal-tested at 433MHz to ensure precise response without logic conflicts or signal lag common in uncalibrated remotes","Reliable Hardware Protection: Features a reinforced housing for daily use, providing essential protection for the internal 46E chip and circuit board against typical wear. A dependable choice for consistent vehicle access in work and outdoor settings","Smart Proximity Integration: Optimized for Push-to-Start systems. The integrated proximity sensor is calibrated for accurate \"Keyless-Go\" detection as you approach. Includes a pre-installed battery and an uncut emergency","Professional Programming Required: This key must be programmed by a professional automotive locksmith or dealer using OBD2 diagnostic equipment. Offering a cost-effective alternative to while maintaining the same high-security encryption standards"]