Welcome to our Scandinavian Service! We are an authorized Bosch, Volvo Penta, Cummins/Onan, SAAB Service Center. Read more About Us or Contact Us. August 1, 2016 is the 25th year of Scandinavian Service, Inc. we have completed 25 years of total commitment to engine perfection in service and repair for German and Swedish vehicles as well as generators and marine engines. We look forward to another decade of total commitment to great service.