Adding an engine flush to your oil change routine can help remove sludge and buildup. Photo credit: David Traver Adolphus / ...

We may receive a commission on purchases made from links. While it can be a little bit of an inconvenience when the time comes, it is very important to regularly get oil changes for your car's engine.

Yours truly has a neutral opinion regarding engine flushes: I believe engine flushes are only necessary when the engine has sludge buildup. Sludge is a dark and thick substance from contaminated oil, ...

Dear Tom and Ray: I have a question about engine flushing. The other day, I went to my usual mechanic for my 3,000-mile oil change and tire rotation, and he tried to sell me on a "Bilstein Engine ...

Anyone remotely familiar with diesel engines understands the importance of oil and coolant, as they are the lifeblood of the powerplant. Oil lubricates, water cools—and one without the other typically ...