How do you reactivate a Chrysler Crossfire key fob?

To reactivate a Chrysler Crossfire key fob, first ensure the vehicle is in the "Run" position without starting the engine. Then, press and hold the "Unlock" button on the key fob while simultaneously pressing the "Panic" button for about five seconds. Release both buttons and then press the "Lock" button to complete the reactivation process. If the fob still doesn’t work, you may need to replace the battery or reprogram it at a dealership.