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 ...

Finding a vacuum leak in a car can be frustrating. This video demonstrates how to make a smoke test machine for detecting vacuum or boost leaks. Using a smoke machine simplifies the process of ...

In this video, I demonstrate how to locate vacuum and evap leaks using the Autoline Pro Shop Series smoke machine, which features a built-in regulator for safe evap system testing. Smoke machines can ...