If you choose to execute auto repairs to your TGB Akrostec then it will always be a good plan to have a Workshop Manual to keep just for personal reference in the event you want to know the way to remove a particular component for example Gearbox and match it again accordingly.
TGB Akrostec Workshop Manuals will provide you with certain diagnostic info for the automobile so if something is faulty it will help you discover what the situation is and some ways to fix it. You will be able to analyse if this can be done by yourself or that the job is simply too big you can still make a reservation for your Akrostec in with a nearby mechanic.
TGB Akrostec manual