Kirkland Signature motor oil is cheaper, but Mobil 1 motor oil has more anti-wear additives. Either way, it's not a bad idea to buy either one from Costco.

It's commonly believed that thicker oil offers better protection in cars. However, using thicker oil has some downsides that ...

Brian Cooley is CNET's Editor at large and has been with the brand since 1995. He currently focuses on electrification of vehicles but also follows the big trends in smart home, digital healthcare, 5G ...

Changing engine oil is one of the most important parts of maintaining a car with a combustion engine. For decades the service schedule was clear – 3 months or 3,000 miles but today, things have ...

An oil analysis can help you identify possible problems a used vehicle might have, like coolant leaking into its engine. Getting an oil analysis can help you avoid purchasing a car that needs ...

Local consumers said their vehicles were left unusable after "bad oil changes" caused damage. The ABC7 I-Team is finding out what drivers can do to protect their vehicles.

More than 70 years ago, an auto parts maker had an it’s-so-simple-it’s-brilliant idea — replace your car’s oil filter with a roll of toilet paper.

My car, a Saturn SL-1, burns oil. A lot. Part of it, from what I've read about this car, is just the way this model is. Part of it is a botched repair job with the head gasket. In any case, I have to ...

Oil stains on your car's seats are unsightly and can devalue your car, so it's important to take care of them as soon as ...

Selling a car online can already feel like a trust fall with the internet and for one Newcastle resident, that trust almost backfired. Deputies in Placer County, California, say two Fremont men were ...