Lost your only car key and not aware of what to do? Do you require a key replacement? Car key replacement can be handled in several ways. You can contact a dealership, try doing it yourself, or call an automotive locksmith. Each one of these solutions possesses its pros and cons. Dealerships are the most expensive but are trustworthy. The DIY option is the cheapest, but it relies heavily on your ability and the quality of your purchase. Locksmiths are an excellent middle ground of both price and trust.