Engine oil (or motor oil, whichever term you prefer to use) is an essential substance when it comes to keeping an engine running smoothly. Your engine's oil will start to run down over time, however, ...

In my 35-plus years of working on cars, I have encountered nearly every frustrating troubleshooting problem in the book. Part of the issue stems from my affinity for old Jeeps and classic cars, which ...

Your car’s performance depends on precise control of air, fuel, and spark, and vacuum leaks quietly disrupt that balance.

Your car's engine, whether gas, diesel, or hybrid, requires sufficient oil to operate smoothly. Too much oil is bad for any engine, but the right amount offers protection against cold starts, reduces ...