If you run your own trucking business, you probably have at least one semi truck on the road every day of the week. While these big vehicles are able to haul tons of goods from one place to another, it can be difficult to keep them running at top efficiency if you donât invest in some repair and maintenance work from time to time. A critical part of this maintenance routine is radiator maintenance, which can be tricky if you arenât sure what youâre doing or how much it costs to fix or replace your radiator when itâs damaged. Follow along to learn why it is so important to keep your semi truck radiator in tip top shape.