Maybach SW Workshop Manuals
If you wish to do adjustments on your Maybach SW then it is usually a good plan to possess a Workshop Manual for a reference if you want to know methods to take off a specific part much like the Gearbox and fit it again accordingly.
Maybach SW Workshop Manuals are able to offer certain diagnostic info with regards to your vehicle so if something is wrong it will help you identify what the situation is and the way to repair it. After that you can assess if you can do this on your own or if the job is just too big you can make a reservation for your SW in with a decent garage.