Think of motor oil as the life’s blood of your car’s engine. Checking it on a regular basis is a key part of keeping your engine running well and getting the most miles out of it. The oil lubricates ...

Engine oil is crucial to keep your car running smoothly, and while your engine isn't supposed to consume oil like it uses up fuel, you still tend to lose some of it as you use your vehicle daily. So, ...

Engine oil color reveals its age, contamination level, and operating condition. Fresh oil is amber or light brown. Oil darkened to black but still translucent after a few thousand miles is normal.

At a time when vehicle diagnostics can demand a computer science degree, being able to get some insight into your engine health with nothing but a rag and a bit of know-how can be downright refreshing ...

Car engine oil is a thick fluid that provides cooling and lubrication for car engines. Oil changes are a fairly basic form of car maintenance, but failure to do so on a frequent basis could cause ...

Even as cars become increasingly sophisticated, motor oil remains the engine’s lifeblood, and caring for this fluid is vital. Fortunately, this is a rather simple task—and your car’s onboard computer ...