If you want to execute fixes on your own Diamo Tracer 150 then it is always a great idea to have access to a Workshop Manual to use as personal reference if perhaps you want to know methods to remove a particular part such as the Gearbox and fit it again safely.
Diamo Tracer 150 Workshop Manuals provide you with unique diagnostic information for your car so if something is wrong it helps you find out what the problem is and how to correct it. Then you are able to decide if you can do this by yourself or in the event the job is too big you can still make a reservation for your Tracer 150 in to a decent garage.
Diamo Tracer 150 manual