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 ...

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 ...

Question: I recently bought a 1981 Monte Carlo with 43,000 original miles on it. The car was driven very little for short distances, when driven at all (a “grandma” car). Overall, it runs great. The ...

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 ...

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 ...

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 ...