A vehicle's lifespan depends on a multitude of factors. Taking care of the engine, fuel tank, battery and more will help it ...

How well does vegetable oil work as a motor oil substitute? The difference in viscosity between these two oils reveals why ...

This low-mileage Toyota Avalon with a 2GR-FE V6 was misdiagnosed with engine failure, showing how much driving habits matter.

Curious to see the damage caused by running on low oil? This teardown of a blown BMW B48 engine shows what goes wrong and the ...

Subaru boxer engines don't require any special maintenance outside of the spark plugs potentially needing to be changed more ...

A 2025 Honda CR-V Hybrid with only 4,200 miles is leaking oil and vibrating? One owner is already "ready to trade it in" ...

Here are 2025's most popular questions and answers from The Journal's Car Doctor column, from rotating tires to oil changes.

What the rest of the world calls engine oil, in Bangladesh, it's known as mobil with a lower case M. Goes to show ...

These are the best car batteries for cold weather, based on Consumer Reports' extensive tests. Plus, expert advice on car ...

Home mechanics have been pouring vegetable oil into engines for years, sometimes in the fuel tank, sometimes straight into ...

What’s the difference between road car and race car (like NASCAR) oil? What are the differences between race car oil, like ...

So whenever one does come up for sale, it’s a big deal. Yesterday at Mecum’s Kissimmee auction in Florida, a 250 GTO sold for ...