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 ...

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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 ...

Diagnostic leak detection technology — sometimes referred to in the field as smoke testing or using a smoke machine — is being used by the most advanced fleets as a surprising solution to otherwise ...