Q: I have a couple of friends: one swears by oil additives – especially the brand Lucas – and another claims an oil additive ruined his truck engine. What is your take on oil additives? A: Some oil ...

Putting vegetable oil in a car engine is a terrible idea and should never be done, or at least that's what some experts say.

Many of us try to eat right and have a well-balanced diet. We eat good foods and try to keep ourselves in good shape. Most of us benefit from taking vitamin supplements to boost certain areas of our ...

I fully understand that the vast majority of oil additives are nearly or completely worthless in modern engines. But I've noticed that most of the discussions on this say something like "no engine ...

A new metal-conditioning oil additive, GO-15 from Engineous USA, has shown to increase the fuel economy of trucks approximately 15 percent while boosting horsepower and reducing engine emissions.

John Paul, AAA Northeast's Car Doctor, answers a question from a reader curious about using Marvel Mystery Oil. AP Photo/David Zalubowski ...

Regardless of whether it burns gasoline or diesel, your internal combustion engine works by igniting a mixture of fuel and air to create power. To do so effectively, it must reduce the detrimental ...

It’s no secret that many of your favorite foods and beverages contain additives and chemical ingredients to help them have a longer shelf life. However, as of July 3, one additive will stop being used ...

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