Transponder chip key for 2009 Jeep Grand Cherokee . Since this 2009 Jeep Grand Cherokee key blank has uncut blade and it is not set up with your vehicle, so it will require cutting and registration (programming) for your 2009 Jeep Grand Cherokee by your local dealer in your area or local car locksmith. Proof or ownership for your vehicle will most likely be required (like title, registration, insurance card) to make sure you are the owner or authorized user. Like most late model vehicles, this 2009 Jeep Grand Cherokee key has a transponder chip, part of your automobile security system, in the head of the key. This transponder key has a circuit, chip hidden inside the head of the key. Most of us are not aware of the fact because the chip is not visible and molded inside of the black plastic head. Important: this key will require both cutting and programming to you 2009 Jeep Grand Cherokee for it to work. It can easily be programmed by a local car locksmith or dealer service department.