Motor oil runs throughout your engine, lubricating and preventing damage to critical parts to ensure it operates smoothly. Other fluids have their own purposes, such as lubricating the transmission, ...

I’ve seen too many drivers brush off a small leak, only to come back with a much bigger (and more expensive) problem. Oil leaks are a red flag. They tell you something’s off under the hood. The good ...

An oil analysis can help you identify possible problems a used vehicle might have, like coolant leaking into its engine. Getting an oil analysis can help you avoid purchasing a car that needs ...

Oil leaks are common with older vehicles, but diagnosing and fixing them isn’t always a straightforward process, leading many to question if they are covered under their vehicle’s warranty. We’ll ...

Viewer-submitted questions for The Car Doctor: Q: My 2020 Toyota Highlander (38,000) had routine service at a local dealership. The manager told me I had an oil leak but was 5 days past the warranty.

Owning an SUV could be considered a privilege. Not many people from the U.S. and around the world can afford one, and running such a big and heavy vehicle on a daily basis could cost a lot. However, ...

The EA888 has come under fire yet again for alleged excessive oil consumption.