Something I've realized over the past few years poking with a large variety of cars: Nobody has low coolant or low oil sensors! I drove an '88 Mazda RX-7 with both, and they were quite valuable! The ...

As engines get very hot, coolant helps distribute heat to help prevent overheating and engine damage. It also adds antifreeze protection and acts as a lubricant for some of the engine’s components. If ...