How do you reset a 1999 Jeep Grand Cherokee anti-theft system remote control?

To reset the anti-theft system remote control on a 1999 Jeep Grand Cherokee, first, insert the key into the ignition and turn it to the "On" position without starting the engine. Then, press and hold the "Unlock" button on the remote for about 10 seconds while still in the "On" position. After releasing the button, turn the ignition off and remove the key. Finally, test the remote to ensure it functions properly.