BestKeys 2001 2002 Ford Expedition Uncut Transponder Key 1999 99 Ford Explorer Uncut Transponder Key Programming this key requires 2 working unique (not cloned) keys. If you do not have 2 working unique (not cloned) keys you will need to have the key programmed at an automotive locksmith or dealership. We will provide a link to our website with Free Do-It-Yourself instructions with your order. Replacement for part numbers: H72-PT, 597602, 598333, 690212, 599490, 599104, 599182, 597603 Complete working key with chip included. This product is fully tested to guarantee its functionality.