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 ...

Ever wondered why there's a price difference between conventional and synthetic oil? Let's take a look at why they're different and which you should use.

Under normal circumstances, most modern engine oil and gasoline brands work fine on their own to keep your engine running smoothly. But there may be cases where even the best of them could use a ...

Is your engine’s dipstick indicating a low oil level, but you’re not sure why? Here are the few places we would recommend you look first.

Synthetic motor oil lasts longer and protects engines better than conventional oil, and here's the science behind whether to use synthetic oil in an older car.

Is synthetic oil OK to use in small engines such as generators, snow blowers, and other four-stroke engines? What weight would be best?

But as engines have grown more efficient and oil formulas have improved, that rule of thumb is no longer a hard-and-fast requirement. So how often should you actually be changing your car's oil?

Underfilling your engine with oil can cause a host of issues, including extra friction, overheating, and in extreme circumstances, melding of parts.

CR lists common car maintenance items, such as oil change, coolant flush, brake pads, and tire rotation and balancing, along with their typical cost.