If you have to execute fixes on your Suzuki GS 850 G then it will always be recommended to have a Workshop Manual to keep just for personal reference in the event that you want to know methods to remove a particular part for example Brake Pads and fit it again correctly.
Suzuki GS 850 G Workshop Manuals offers clear unique diagnostic wisdom with regards to your automobile therefore if something is not working it helps you find out what the issue is and tips on how to resolve it. You can then determine if this can be done yourself or if the job is too big you are able to book your GS 850 G right into a trusted friendly mechanic.
Suzuki GS 850 G manual