In the world of automotive care, the rule “more is better” doesn’t always apply. This is true not only for mileage but also for key operating fluids—especia ...

Healthy engine oil should be light brown, so if yours is black, you may be wondering if it's time for an oil change. Here's ...

The quickest and easiest way to inspect this has been through the use of an oil dipstick, a lengthy metal apparatus that sits inside and can be pulled out of your car's cylinder block to help tell ...

An oil analysis will tell you how long your car can really go between oil changes. They’re cheap, too—Blackstone’s standard analysis is just $30, and can tell you if you’re changing your oil too often ...

These gaskets seal the top of the engine. Over time, they crack and allow oil to drip down onto the engine. If you smell ...

Here in Los Angeles, we can buy three different types of diesel fuel, and that led me to the question any self-respecting gearhead would ask: Would any of them make my long-term Mercedes Sprinter van ...

Exxon Mobil shares slid 1% after UBS Group trimmed its price target from $135 to $131—because apparently, optimism has a ceiling. Other firms piled on, cutting Exxon’s target price like chefs at a ...