Walk into any parts store and you'll see the rows of glossy bottles promising to stop engine wear, boost fuel economy, and make your old clunker run like it just rolled out of the factory. The auto ...

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 ...

We may receive a commission on purchases made from links. Regardless of whether you drive an old Camry or high-performance sports car, your vehicle will have a specific maintenance schedule. It will ...

Marvel Mystery Oil, or MMO, — to the uninitiated, it may sound like a magical substance concocted from secret ingredients, and in some ways, that's exactly what it is. However, others may see it as ...

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 ...

Given the chore of changing it every few months, the typical motorist realizes that engine oil degrades over time. Some will also notice the mysterious codes for the different grades—10W-40, 5W-30, ...

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

Engine oil seems so simple. It's slippery. It keeps metal parts from fusing together. It's messy, especially when it has been squeezed, slung, and sprayed around the inside of a hot engine for ...

Engine oil is the lifeblood of your engine. It lubricates moving parts, reduces friction, carries away heat, and cleans ...

Here, the RADIAN ASAP System was utilized for the fast analysis of lubricant oil, with little sample preparation needed and the deployment of a thermal gradient to help deconvolute the complex sample.