If you want to undertake fixes on your own CPI Aragon GP then it will always be a good idea to have access to a Workshop Manual to keep just for personal reference in case that you need to know the way to strip off a certain component such as the Drive Shaft and match it again safely.
CPI Aragon GP Workshop Manuals are able to offer detailed diagnostic information on your vehicle therefore if something is not working it helps you identify what the problem is and easy methods to make it better. After that you can decide if you can do this by yourself or if ever the job is simply too big you can actually make a reservation for your Aragon GP in with a decent garage.
CPI Aragon GP manual