I hope you can help me with an ongoing problem. I have a 2006 Saturn Ion that during cold/damp weather will not start. All of the dashboard lights come on, but it won't crank or click and it doesn't ...

Engine knocking, or detonation, occurs when fuel in the cylinders ignites unevenly, causing metallic pinging sounds, reduced power, and potential engine damage. Key causes include low-octane fuel, ...

In response to stricter global emissions standards, automakers are looking for new ways to wring every last bit of efficiency out of the internal-combustion engine. In this Engineering Explained video ...