Description In order for us to program an additional key we need your original key. If you don’t have any keys we may require additional modules that contain the security needed to program a new key. Mercedes Benz Specialist Key Programming Dept 14125 Flomar Dr Whittier, CA 90605 Once we receive your package we will program a new key and ship it out the same day we receive your package. If you have any questions, call us at (818) 510-3375