In this video, I’ll show you how to make your own smoke test machine to quickly and easily detect leaks. A smoke machine makes diagnosing vacuum leaks fast and hassle-free—watch now to see how it’s ...

Add Yahoo as a preferred source to see more of our stories on Google. Among the many pesky issues that can confound do-it-yourself mechanics, one of the most simple yet elusive that impacts overall ...

As your car gets older, it can begin to run, shall we say…poorly. And that’s even with keeping up with oil changes, cleaning the air filter, and throwing fresh plugs in it whenever you should. Part of ...

One of the most difficult tuning problems to overcome is the seemingly ever-present engine vacuum leak. Vacuum is an important component of the internal-combustion process because it controls basic ...

Have you ever inspected your vehicle's engine compartment and noticed that your engine has a couple of oil slicks on the ground next to it? A vacuum leak can be caused by just about anything from a ...

The pumping of an engine’s pistons creates a vacuum in the cylinders, and that vacuum is filled by air drawn in through the intake system. If leaks develop in hoses or engine parts downstream from the ...

We may receive a commission on purchases made from links. A vacuum leak in a car occurs when there's an unintended opening in the vacuum system, which allows air to enter the engine. This disrupts the ...

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 ...

Among the many pesky issues that can confound do-it-yourself mechanics, one of the most simple yet elusive that impacts overall drivability is the common vacuum leak. This is especially true if you're ...