BMW 650i Workshop Manuals
If you wish to perform fixes on your BMW 650i then it will always be a good idea to own a Workshop Manual to keep just for personal reference in the event you want to know the best way to remove a specific part including Gearbox and fit it again the right way.
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BMW 650i Workshop Manuals can provide identifiable diagnostic info with regards to your vehicle therefore if something is faulty it will help you understand what the situation is and easy methods to fix it. Then you are able to assess if you can do this yourself or in the event the job is simply too big it is possible to book your 650i in with a trusted friendly mechanic.