It might seem like a small detail, but the color of your engine oil can speak volumes about what’s going on inside your car.

The color of your car's engine oil can tell you a lot about its overall health, including alerting you to potentially ...

Internal combustion engines need the correct oil level to run harmoniously. Too much or too little oil could harm engine longevity and performance. For instance, continuously driving with an engine ...

Your car's dashboard symbols generally fall under one of two categories: specific indicators with a single clear meaning and broad warnings with multiple potential causes. Specific indicators like the ...

The average car has around 30,000 parts and many fluids are used to keep them running properly. The most important fluids are motor oil, transmission fluid, brake fluid, washer fluid and coolant.

It sounds like a basic procedure — pull the dipstick, check the oil level, and top off if needed. However, if that is your whole game plan, you might be missing what the dots and lines on that metal ...

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

When the check engine light comes on in a vehicle, it’s indicating that there is some issue with the car that should be checked out. It could be something minor, such as the gas cap not being screwed ...

Changing your own oil can save money and prevent unnecessary upselling. Check your oil level and type before starting the process, using your owner's manual or online resources. Gather the necessary ...