The purge valve is a plastic car part that helps burn fuel vapors, and keeping up with its maintenance provides better fuel ...

Constantly low on oil, getting bad fumes, or is your engine not as peppy as it once was? Your car's engine may be ...

Modern engines are cleaner and more efficient than the ones you grew up with, yet many drivers are discovering a new headache: stubborn carbon crust building up on intake valves. Understanding why ...

A modern tuneup is different from 50 years ago, as electronic systems in newer cars have eliminated some ignition parts. A request for a general tuneup for a modern car is no longer a likely solution ...

People who love engines always hear one small thing causing big wahala for drivers, and that thing is the PCV system. You see, many engines can brave heat, long hours, and heavy traffic, yet one ...

You’ve probably heard of the PCV valve if you drive a gas or petrol-powered car, but you might not realize just how crucial this small component is to your engine’s health. Despite its simple design, ...

Will joined the TopSpeed team over two and a half years ago, bringing his lifelong automotive passion, writing experience, and editorial expertise along with him. Whether classic or modern, American ...

Chris Bruce has worked in the automotive industry since 2011 and has written thousands of stories about cars, motorsports, and motorcycles in that time. He has written for Autoblog, Autoviva, CarFax, ...

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.