Ignition switch/steering lock fitting help!!!

Hi all, basically i was woken at daft o'clock this morning to find some pikey scum inside my 300 tdi defender!! :angry: , theres no door lock damage? :huh: :huh: but the steering lock and ignition barrel are hanging off!!!

Basically i need to know the way to change the lock.barrell. Ive got an older 90 td defender i can pinch the lock etc off but havnt got a clue where to start

Any help, guides or tips greatly appreciated


Thanks

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