What to Do If You Lose Your Audi Key It can be expensive to replace lost keys. By following a few easy steps, you can avoid high replacement costs and a substantial towing fee. First, make sure to check if you have an extra. If not, check obvious places like https://g28carkeys91849.blogvivi.com/30680712/what-experts-in-the-field-of-audi-a3-key-replacement-want-you-to-know