When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
Your car came with a small metal tag which a dealer and possibly a locksmith can use to cut a key that will allow you to unlock the car. It won't start the car. The intelligent chip in the key is what allows it to start and a dealer would have to program that for you.