Engine oil turns black from a combination of combustion byproducts, heat oxidation, and detergent additives suspending carbon particles in the fluid. Black oil is not automatically a sign of a problem ...

GHENT, WV (WVNS) – It is important to put the correct engine oil in a vehicle in order for it function properly. According to the American Automobile Association (AAA) website, engine oil must adhere ...

The 3,000-mile rule has been costing drivers money for decades.

The American Petroleum Institute (API) is finalizing PC-12 engine oil specs for 2027. Learn about CL-4 and FB-4 licensing ...

Motor oil is the lifeblood of your car's engine. Not only does it provide lubrication for all of your engine's internal moving parts — of which there are massive amounts — but it also works like a ...

Your engine’s oil pressure is one of those things that needs to be just right. If it’s too high or too low, it can be indicative of other problems. This is especially true with high oil pressure, as ...

The numbers in a multi-grade rating represent the oil’s viscosity, or thickness. The higher the number, the thicker the oil. The best oils are a happy medium; neither thick like sludge nor thin like ...

Valvoline Global Operations has announced the release of the first OEM-approved tri-fuel engine oil, engineered to extend oil drain intervals by up to 25,000 miles. At TMC, the oil marketer introduced ...

Valvoline Global Operations has introduced Premium Blue One Solution Gen 2 heavy-duty engine oil, designed to extend oil ...

Diesel has had a rough go of it during the last few years, but an increasingly commonplace technology is working to change the fuel's image and make diesel vehicles viable for the future. Kyle Hyatt ...

The new heavy-duty engine oil category, PC-12, is nearing the finish line. Here’s what fleet maintenance managers should know before it arrives in 2027.