If not functioning properly, the PCV valve can lead to numerous drivability and emissions issues, but what is the meaning of ...

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 ...

stands poised for a readout of phase II infant data by the end of this quarter with VAX-24, the 24-valent pneumococcal conjugate vaccine (PCV). The San Carlos, Calif.-based firm will offer top-line ...