That rhythmic knock under the hood could mean five very different things.

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 the sharp, metallic sound that cuts through the hum of a healthy engine. At its core, engine knock is a problem of timing. In a knocking engine, parts of the air-fuel mixture don't ...

Hondas are famously dependable and long-lasting. Particularly those models with the 2.4-liter "K" series four-cylinder or the larger 3.5-liter "J" series V6 engines. These engines are used in many ...

Every driver knows that feeling. Something’s off. The car sounds different, and it’s not going away. The human ear picks up on changes in mechanical rhythm faster than most people realize, and these ...

Zak is new to the CarBuzz team, working as a freelance content writer. When Zak isn't writing How To articles for CarBuzz he's working as a high school automotive technology instructor. Before ...

There are a million and one things that could go wrong with a car engine. In old times, it was solely up to the owner and/or technician to drudge through possible issues until they determined what was ...

General Motors has released a new Preliminary Information Service Bulletin to address a potential top-end engine ticking noise that may affect certain units of the Chevy Silverado 1500, Chevy Colorado ...

Dyno tuning is great. But, a dyno-tuned engine can't always be tuned for the stress it might see on the street, let alone something like the continued abuse of, say, a track day. This is especially ...

Add Yahoo as a preferred source to see more of our stories on Google. Engine knock is the sharp, metallic sound that cuts through the hum of a healthy engine. At its core, engine knock is a problem of ...