Quote Originally Posted by dupac-> View Post
yep and yep.

the immobilser has to do with the chip inside the key so dont lose all of your keys. make sure u have spares
funny you should say that because thats the exact problem I have: Bought a repossessed car with no keys, have now changed the ignition barrel, locking module / remote and it's still not starting on me.... grrr!

You mentioned the chip inside the key - what is that paired to?