wa8yxm wrote:
Depends on how fast you want the new key.
You can do a search for replacement keys on line.
https://www.keylessentryremotefob.com/shop-by-car-make/chevrolet/silverado/2020-chevrolet-silverado/
https://www.amazon.com/5-Button-Compatible-2019-2020-Chevrolet-Silverado/dp/B085GM2RYD
Are two I found with a quick google search on 2020 silverado replacement key
getting a key is the easy part. programming it so it will start the car is the harder part. In many cases easy peasy if you have working keys/remotes.