Your car’s cooling system isn’t all that hard to understand. The engine coolant keeps your engine from overheating when running and keeps it from freezing in the winter. Without it, your engine would seize up pretty quickly. The thermostat regulates coolant flow throughout the engine, opening and closing as necessary

If you have an older car, chances are that one tune-up item you need to pay particular attention to is your ignition system. One item you don’t see too often anymore is the distributor. Most cars, these days, have long since transitioned to distributorless ignition systems, thus simplifying the tune-up