Positive Crankcase Ventilation—three dirty words, but do they really need to be perceived that way? In general, the PCV system has two main functions: vapor relief and liquid separation. PCV systems ...

Clogged crankcase ventilation systems often are overlooked causes of engine oil leaks. Savvy service personnel keep these systems at the top of their mental checklists for solving oil leaks. I'll ...

As a car owner, you may wonder what a PCV valve is, considering it is a part of your car engine you are not aware of. Your car’s engine is the lifeline of your car and has to be in its best shape ...

Every engine has some sort of crankcase breathing system. The internal combustion process creates pressure, some of which makes its way past the piston rings-along with fuel vapors-and into the rest ...

We don't mean to be the harbingers of doom, but it's unwise to keep driving if your car's engine has a malfunctioning positive crankcase ventilation (PCV) system, particularly a bad PCV valve.

Every engine, regardless of its condition, has a certain amount of blow-by or air/fuel mixture that slips past the pistons and rings and finds its way into the crankcase. In addition, during normal ...

The PCV (Positive Crankcase Ventilation) system is designed to regulate and remove fumes from the engine crankcase, and to alleviate crankcase pressure which could cause oil leaks or seal damage. The ...

A class-action lawsuit has been filed against GM over problems with the 2.4L Ecotec four-cylinder engine offered in certain 2010 to 2017 model year Chevy, Buick and GMC vehicles. This lawsuit, which ...

As previously reported by GM Authority in April 2022, a class action lawsuit was filed against The General over issues with the 2.4L Ecotec I4 gasoline engine. While this lawsuit is still active, a ...

We own a 2007 Camry with 190,000 kilometres. It is a four-cylinder with an automatic. Recently, the car has been stalling when shifting from forward to reverse or reverse to forward. It seems okay ...