Popular Mechanics’s automotive experts outline the tools and techniques proven to smoke out even the toughest to find vacuum leaks.

GKN Aerospace, McLaren Automotive and U.K. partners chart the final chapter of the 4-year, £39.6 million ASCEND program, which accomplished significant progress in high-rate production, Industry 4.0 ...

Clogged toilets forced AI126 to turn back—could better tech and passenger habits prevent the next in-flight disaster?

Separating the crankcase from the intake manifold, which is a source of varying air pressure, the PCV valve maintains the optimal level of vacuum in the crankcase to extract the products of blow ...

The Bissell Air Ram 1984 is part of the Vacuum Cleaners test program at Consumer Reports. In our lab tests, Stick Vacuums (Cordless) models like the Air Ram 1984 are rated on multiple criteria ...