4+1Buttons HYQ1EA Smart Key for 2019-2020 GMC Sierra Denali

Tips

1. This product is a replacement 4+1 button smart car key with key blade, board, battery, chip and key shell for select GMC cars.

2. We specialize in the sale of car keys and do not offer vehicle matching assistance. Before use, you need to program the key at your local car locksmith.

3. Nowadays, with the increasing demand in overseas markets, WEKI is constantly exporting superior products, such as key remotes, smart keys, chips, car remote key cases, etc.

4. It is crucial to verify that your key perfectly aligns with ours, including identical buttons, frequency, transponder chip, and key blade. Any discrepancies may result in it being non-functional. Please compare them attentively before proceeding with the purchase.

5. Keep the smart key away from strong magnetic fields or electronic devices that may interfere with its signal transmission.

6. The car remote keys have some security features integrated into them. A transponder inside the key emits either infrared or radio waves which transmits a coded message that signals the onboard computer to lock or unlock the car. Considered a tier-1 security key which still finds use today. The key runs off batteries which require replacement every 3-4 years. A replacement for such key requires sending the car with the keys for reprogramming which can turn out quite expensive, so avoid losing your keys.