Multiple operating elements within your car work together to move your vehicle forward. The throttle of the engine is the primary step in car acceleration. Your car's throttle pedal is directly ...

Hello Paul, my car has started making a loud knocking noise from the engine, especially when accelerating uphill. It was not there before. I worry it could damage the engine if I continue driving.

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, ...

Engine knock is not a single problem — there are at least four distinct types, each with a different cause and a different level of urgency. The pinging sound that appears only under hard acceleration ...

Sound coming from your engine bay is typically very normal, as it means the engine is working and providing power to help move your vehicle. Most drivers have an idea of what their vehicle should ...