While there are several fluids in modern gas-powered cars (and some in electric vehicles) that can be checked and topped off, many would only be low if there’s a leak in that system; only a few ...

Modern vehicles rely on a host of fluids to send us down the road. Some, like engine oil and coolant, are well-known, while others, like differential fluid, are less-familiar to average motorists.

Unlike the elusive and oft-memed blinker fluid, brake fluid actually exists. Even more than that, it's one of the more important components of vehicular safety. As the name implies, it's a fluid that ...