How do you program 2008 PONTIAC solstice key fob?

To program a 2008 Pontiac Solstice key fob, begin by inserting the key into the ignition and turning it to the "On" position without starting the engine. Press and hold the "Unlock" button on the driver's side door while simultaneously pressing the "Lock" button three times. Release the "Unlock" button, and the doors should lock and unlock, indicating successful programming. Finally, test the new key fob by pressing the lock and unlock buttons.