Mercedes Key replacement mercedes key Near me Options When it is about Mercedes key replacement, there are a variety of different options. You can purchase them from a dealer or an auto locksmith or even Amazon. Amazon keys could be an option for you if you're looking to save money. It may take a few days for your key to be delivered and it might be necessary to have it coded in specific instances. 1. Dealership An effective method to obtain a key replacement mercedes key for your Mercedes is to locate a local dealer that specializes in mercedes ignition key replacement automobiles. If you have one close to you, that you can have your keys cut or replaced quickly and conveniently. Dealerships typically charge 350-$400 to replace a Mercedes key. This is due to the fact that they have to order a blank key by using your car's VIN number and it takes a long time to program it into your car.