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, ...

Forbes contributors publish independent expert analyses and insights. Jim Gorzelany is a veteran automotive journalist. This article is more than 4 years old. According to CarMD.com, the national ...

Tick. Tick. Tick. That's the sound our Ford 4.0-liter, over-head valve (OHV) engine was making in our 1991 Ford Explorer after 250,000 miles. The Ford 4.0L V-6 engines, built in Germany, are found in ...

Today’s cars, trucks, and SUVs are equipped with onboard diagnostic systems that can detect when a problem occurs and will flash an alert to the driver that a glitch exists. A vehicle’s brakes, ...

Engine failures in these vehicles can occur without warning. Prior NHTSA investigation documents noted owners reported "no detectability prior to the engine failure." Sudden loss of propulsion ...

Federal safety regulators are scrutinizing General Motors again after reports that a previous recall repair did not stop ...

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Looking for an affordable car that lasts? These budget-friendly models have proven engines known for reliability, low maintenance costs and long life.