in this video i show you how to replace the key door lock cylinder. the bmw door key isnt made to be used every single say, its made for emergencies when the battery dies, or key damages. unlike e46 and e39 which have repair kits available, the e60 ive only found you have to replacement the cylinder. in this video, although not as step by step DIY as i usually film, i did get the major parts so that it should help you replace yours.

thanks for watching!
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