D.O.T. Truck Inspections We are an officially certified inspection station. If our inspectors find a problem, our staff has the knowledge and experience to fix it and get you back on the road. Call us today to schedule your D.O.T. Truck Inspection! OTSC OLSEN TRUCK SERVICE CENTER offer more than just diesel repair" "use we 800-891-2261 or 507-375-3106 Hwy. 60 & County Rd. 12 St. James, MN D.O.T. Truck Inspections We are an officially certified inspection station. If our inspectors find a problem, our staff has the knowledge and experience to fix it and get you back on the road. Call us today to schedule your D.O.T. Truck Inspection! OTSC OLSEN TRUCK SERVICE CENTER offer more than just diesel repair" "use we 800-891-2261 or 507-375-3106 Hwy. 60 & County Rd. 12 St. James, MN