Car engines have used motor oil for the whole of automotive history, and during that time a lot of myths have cropped up ...

Choosing the right motor oil is paramount to car maintenance. It's not a particularly exciting task, whether shopping for or changing your oil, but if you don't pay the proper attention, then you aren ...

As any car owner will tell you, routine maintenance on any automobile can be extensive and, depending on where you go, expensive. Road-ready tires, new filters, fresh coolant, and more need to be ...

Q: I have a 1994 Toyota Celica and have always used conventional oil. Should/can I change to synthetic? Can I mix the two? Car Doctor: How to spot a 'flood' car before you buy Car Doctor: Can you give ...

Q: I have a 2008 Toyota Highlander V6-powered limited edition with 74,000 miles, which runs great. Can I switch to synthetic oil if I had used conventional oil since the car was new? Is there an ...

Synthetic engine oil might seem like it carries some risks or downsides. However, you should consider switching to synthetic ...

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 ...

Aside from diesel fuel, engine oil might be the most critical fluid in a truck because it influences two of the top three equipment-related costs for fleets: fuel and maintenance. And with various ...

We may receive a commission on purchases made from links. Synthetic motor oils have been around for a while now, longer than most gearheads realize. The first synthetic hydrocarbon oils were created ...

Motor oil is the lifeblood of a car's engine. It keeps all those little components lubricated to keep the engine running smoothly and quietly. Most car owners know how important it is to change motor ...