How to change the door locks on a BMW E30 3-Series when you’ve lost the keys. Also works on a BMW E34 5-Series. Includes (optional) lock-picking, my newly acquired lockdown superpower.

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Useful links
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Bulldog BDX penetrating/release spray:
https://lubricantsuppliers.com/produc...

Teach yourself lock-picking kit:
https://smile.amazon.co.uk/stores/Loc...

Genuine BMW door locks:
https://www.schmiedmann.com/en/bmw-E3...

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Chapters
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00:00 Introduction
00:24 Getting the door card off
01:38 Removing the door lock
03:16 Dealing with different door lock types
04:52 Finding the key number on the door lock
05:32 Reassembling the door