Hi Brian, you can try this method, if it doesn't work it will be a trip to the dealer or try an autoelctrician as they might have the kit to reprogram!
Unlock the drivers door with key,
press & hold lock/unlock button LED in fob flashing
wait 20 sec's then press double lock button
LED stops flashing
release the lock/unlock button
LED illuminates
press lock/unlock button LED goes out
Enter the car
Hold remote against ignition switch?
press lock/unlock button
switch ignition on (not start)
wait 10 sec's
switch ignition off
wait 5 sec's
Syncronisation complete confirm by locking, double locking and unlocking
repeat procedure with any remaining keys
nigel, August 2008