Analyzing the oil in your vehicle is like sending your blood to the lab for tests. An engine oil analysis can provide clues about the health of your engine – without any invasive surgery. By analyzing ...

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

Car oil life monitors use manufacturer algorithms for warranty survival, not engine health-real oil analysis reveals ...

Car diagnostic tests scan a car’s components and integrated systems for errors or malfunctions before they become dangerous. These tests leverage computerization to keep your car in optimal working ...

Costco can do a pretty good job helping drivers save money, whether the company is offering a good deal on tires, or discounts on brand-new Corvettes, or a low-cost motor oil under its own house label ...

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 ...

The color of your car's engine oil can tell you a lot about its overall health, including alerting you to potentially ...