Please take the uncut key blade blank to the locksmith or dealer for cutting to match your car key.Or you can use your original key blade. All you need to do is switch the internal components from the old remote key to our new key, a new one. The key is born.This item isn't a remote key, it's just a remote key shell. NO interior (remote/electronics/transponder chips) unit inside.Fits for 2019 2020 2021 2022 Chevy Silverado And GMC Sierra 1500 2500HD 3500HD 5 buttons key fob. Part Number for Reference: HYQ1EA HYQ1ES.Best replacement for broken or worn keys, or great for an additional key.Constructed with high quality materials,this replacement smart keyless remote shell case is durable for long use.Please compare with pictures before purchase, make sure your key is exactly as same as pictures shows.