If you choose to undertake maintenance on your own Suzuki VL 125 Intruder then it is always a good plan to have access to a Workshop Manual for personal reference just in case you need to know the way to take out a specific part like the Wheel Bearing and install it again in the right way.
Suzuki VL 125 Intruder Workshop Manuals offer you specified diagnostic information for the automobile so if something is wrong it helps you identify what the situation is and the best way to fix it. You will be able to determine if you can do this yourself or in the event the job is too big you can make a booking for your VL 125 Intruder in to a local friendly mechanic.
Suzuki VL 125 Intruder manual