At a time when vehicle diagnostics can demand a computer science degree, being able to get some insight into your engine health with nothing but a rag and a bit of know-how can be downright refreshing ...

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 ...

Engine oil and cold weather don't mix well. Here's why viscosity matters, how cold affects oil flow, and how the right oil can protect your engine all winter.