If you remove whatever cap or plug has been put on there and reconnect that hose to the booster and the manifold, the power ...

In this video, I tackle the challenge of finding a vacuum leak in a car. I demonstrate how to create a smoke test machine to quickly and easily locate vacuum or boost leaks. Additionally, I provide ...

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 ...

Hot rods are meant to be enjoyed. So when it comes to driving your street dream, it must run properly. Few things are more aggravating than an engine that hunts, sags, and generally runs poorly at ...

Q: I have a 2013 Hyundai Elantra with 84,624 miles. The dealer recently replaced the engine under warranty. When I picked up the completed car, the check-engine light came on within a couple of miles.

Finding and fixing vacuum leaks in a vehicle can be one of the most frustrating and time-consuming parts of automotive troubleshooting. A tiny crack in a hose or an EVAP leak can cause rough idle, ...