Car enthusiasts often refer to two types of engine degreasers, which often come neatly packaged in aerosol cans, pump spray bottles, or degreasing wipes. Solvent-based engine degreasers contain ...

Here are 2025's most popular questions and answers from The Journal's Car Doctor column, from rotating tires to oil changes.

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 ...

Dear Car Fix: I have a 2004 Kia Spectra, a four-cylinder with 54,000 miles, and a 2009 Kia Rondo, six-cylinder with 4,500 miles. So obviously they are not driven much. Recently I went to the local car ...

Oil additives play an essential role in maintaining car engine health. They provide additional lubrication, protect against wear and tear, and help remove impurities and build-up from your engine.

It doesn't matter if you have a hybrid or conventional gas-powered car, a good motor oil can make the difference between a long-lasting engine and a sputtery ride. Here's what you should look for when ...