What to Do If You Lose Your Audi Key Lost keys are a big trouble and can be expensive to replace. With a few simple steps you can save yourself from costly replacement costs as well as a significant towing charge. First, check to see if you have a spare. https://g28-car-keys05395.digitollblog.com/29647838/what-audi-a3-key-replacement-is-your-next-big-obsession