You've just done a fresh oil change on your car, and now you have a nice pan of the stuff. What exactly happens to motor oil, ...

Cooke Jr. brings the camera in close to reveal the 2018 Ford Edge engine coated in sludge. “Now everybody on the other video said there’s no way that that vehicle got that much sludge in it ...

During break-in, there can be wear particles and other materials that build up sludge or are dispersed in the oil, which is why an oil change is important early on in your engine’s life.