General Knowledge About Your Car’s Radiator. You car’s’ radiator is very important for the smooth running of your vehicle. It is the component that helps to keep the engine cool. Your engine gets hot and full of friction when the pistons inside it are moving up and down the bores. Sometimes they can make 1500rpm (revolutions per minute) flat when idle and climb up to 8000rpm when in operation. That’s why they need water to flow through the engine block’s canals and then into the radiator. The car’s radiator is actually one of the most common causes of breakdowns, even though they are so very simple to take care of. We’ll show you 3 interesting things you should know about them. Oh, and you should remember never to open up the radiator cap when they engine is hot because you may get badly burnt. A low coolant level: Coolant is what helps keep the car’s engine cool, along with the help of the radiator. It helps to keep the water in the radiator from freezing when the temperatures get really low. Your engine may overheat if you don’t have enough coolant in the radiator. This low level of coolant may be as a result of a low coolant level can be caused by a number of reasons, such as a leak in your head gasket.. A clogged radiator: There can be simple things that can cause your radiator to get clogged – dead insects, loose debris and dirt can definitely cause your radiator to clog. That will cause your airflow in the radiator to be blocked. You can see this clearly when you open up the bonnet.. Heat exchanger materials: Usually, radiators are made using brass cores and copper. The more weight-saving and cost-efficient aluminum cores use plastic tanksare. Why? – Because aluminum radiators actually cool much quicker than copper-brass ones.. If you are looking for mobile vehicle services in Ottawa, battery boosting, tire changes, oil changes, or mobile car repairs then give us a call to book your mobile vehicle services today. We also fix, repair, and tune-up small engines such as lawn mowers and snow blowers. The best part is that we come to you so no more waiting in line or traveling back and forth to fix your vehicles and small engine equipment.