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 ...

It's a funny thing that motor oil is a double-edged sword when it comesto racing. Yes, it lubricates moving metal parts that otherwise wouldbecome so much scrap metal without it in a matter of seconds ...

Playing second fiddle to the dreaded check-engine light is the oil light, one of the many dashboard warning lights that you shouldn't ignore when it illuminates while driving. Some cars have multiple ...