BMW 725d Workshop Manuals
If you choose to conduct repairs on your own BMW 725d then it will always be a good plan to own a Workshop Manual to use as reference in case you need to know tips on how to take off a certain part for instance the Gearbox and fit it again appropriately.
BMW 725d Workshop Manuals provide you with distinct diagnostic guides with regards to your car so if something is wrong it can help you figure out what the situation is and tips on how to resolve it. You will be able to analyse if you can do this yourself or if ever the job is too big you could book your 725d into a decent mechanic.