Volvo 850 service & repair manual - Volvotips Using the Volvo 850 service manual isn’t hard: just look for the subject described below (like the engine, electronic parts or cooling system) and click on the link to open the service manual of that subject. Volvo 850 service manual. Below you can find the complete service and repair manual for the Volvo 850. 1994 VOLVO 850 Workshop Service Repair Manual 1994 VOLVO 850 SERVICE AND REPAIR MANUAL. Fixing problems in your vehicle is a do-it-approach with the Auto Repair Manuals as they contain comprehensive instructions and procedures on how to fix the problems in your ride.