Here's how to check the six essential fluids in your car. After fuel (unless you have a fancy EV), oil is your car's most ...

Nor will it plug up heavy leaks, stop a car from smoking ... high-mileage engine. Spending a few extra bucks per oil change on high-mileage oil is way cheaper (and, honestly, smarter) than ...

and oil pans can be one source of leaks or seepage. Gaskets or seals installed where the pan attaches to the engine block may wear out and allow leaks. Drain plugs can leak if they are over ...

On most front-wheel-drive vehicles the engine is mounted transversely ... In some cases, that can stop or slow leaks. Other drivers may switch to a heavier oil, such as 10W30 instead of 5W20.