What to Do If You Lose Your Audi Key It can be costly to replace keys lost. Luckily, with some simple steps, you can avoid expensive replacement costs and huge towing cost. First, make sure to check whether you have an extra. If you don't have a spare key, search https://g28-car-keys28517.jiliblog.com/87284591/what-is-audi-a3-key-replacement-and-why-is-everyone-talking-about-it