What to Do If You Lose Your Audi Key Lost keys are a big pain and can be very expensive to replace. Luckily, with some simple steps you can steer clear of high replacement costs and a expensive towing fee. First, check to see if you have an extra key. https://g28carkeys97431.gynoblog.com/29537346/the-little-known-benefits-of-audi-a3-key-replacement