If you wish to carry out adjustments on your Kymco 150 Stryker Offroad then it is always recommended to own a Workshop Manual for reference in case you need to know techniques to take out a certain component much like the Door and fit it again effectively.
Kymco 150 Stryker Offroad Workshop Manuals will give identifiable diagnostic details with regards to your car so if something is not working it can help you identify what the issue is and the best way to fix it. You can then assess if you can do this yourself or if ever the job is just too big you could make a reservation for your 150 Stryker Offroad in with a suitable repair garage.
Kymco 150 Stryker Offroad manual