Starting January 1, 2027, new heavy-duty diesel engines will hit the road. And when engines change, oil has to change with ...

While fresh oil is generally transparent and amber colored, black oil may mean it's time for a replacement and frothy oil can ...

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

Home mechanics have been pouring vegetable oil into engines for years, sometimes in the fuel tank, sometimes straight into ...

January 1, 2027, will be the first license date for two new heavy-duty engine oil categories, if all goes as planned.

The API is aiming for a 2027 rollout of the new engine oil spec, which is meant to enhance performance standards.

It's no secret that our vehicles require a massive number of parts to function. Whether you drive a car with a traditional internal combustion engine or a modern electric vehicle, at least one thing ...

Quick-lube oil changes use $3 filters without anti-drainback valves, causing dry starts that grind metal and destroy engines ...

Engine oil, transmission fluid and gear lube are the lifeblood of your classic pickup (or any piece of motorized equipment for that matter), and making sure these fluids are kept in optimal condition ...

Diesel engines like the 3.0L Duramax require special maintenance, including the use of DEF, or Diesel Exhaust Fluid. Now, GM ...

GM Authority poll shows owners overwhelmingly want thicker 5W-30 or 0W-40 oil for next-gen V8s, citing durability over thin ...