If you wish to conduct repairs to your Qlink Legacy 250 then it will always be recommended to have a Workshop Manual for a reference just in case you need to know proven methods to strip off a particular part like the Dashboard and match it again in the correct way.
Qlink Legacy 250 Workshop Manuals will provide you with specific diagnostic info on your car or truck therefore if something is wrong it helps you discover what the issue is and tips on how to correct it. You will be able to decide if this can be done by yourself or if the job is too big you can actually make a reservation for your Legacy 250 into a trusted friendly mechanic.
Qlink Legacy 250 manual