According to J.D. Power, the PCV valve has been a part of just about every car engine since 1961, and it helps control emissions. As with any part, the PCV valve wears out, and since it's exposed ...

The gas tank has a vent as part of the evaporative system that allows gas fumes to be burned during combustion. If the vent valve is clogged, the tank will fill very slowly. This can be caused by a ...

The positive crankcase ventilation valve releases exhaust gas and unburned fuel from the engine block into the intake manifold. All engines allow some exhaust gases, unburned fuel and oil to ...

What a fascinating piece of engineering, even if it would never work if swapped into a car. The post This 1-Valve per Cylinder Rotary Engine Could Never Go in a Car appeared first on Hagerty Media.

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

General Motors is recalling more than 90,000 vehicles over a transmission control valve issue that can cause tires to lock up ...

In the charcoal canister, the purge valve is the opening that releases fuel vapors that were absorbed by the charcoal back into the engine for combustion. A failed purge valve is one of many ...

A clogged vent valve in your car's gas tank can cause slow filling, often due to dirt, debris, or even spider webs. Changing tire size on a 2023 Dodge Charger SXT RWD may slightly affect ...