Opel P 1200 1.5 Workshop Manuals
If you want to execute auto repairs on your own Opel P 1200 1.5 then it will always be a good idea to possess a Workshop Manual to keep just for reference in case you want to know how to take off a particular part for instance the Drive Shaft and install it again correctly.
Opel P 1200 1.5 Workshop Manuals can provide identifiable diagnostic guidelines for the car so if something is broken it can help you identify what the issue is and ways to fix it. You will be able to determine if this can be done yourself or if the job is just too big you could book your P 1200 1.5 in with a decent friendly mechanic.