The P0118 code means that the engine control module (ECM) has detected a voltage signal that’s too high from the engine ...

Engineers design modern engines to run in a narrow temperature window where power, efficiency, and emissions all line up. The ...

Q: My 1999 Pontiac Sunfire coupe is doing something something I can't easily explain. The car has 240,000 km on it and it has the stock engine, although I think I bought it with a K filter charger.

Temp-A-Start automatically starts and stops an engine to keep it warmed up and batteries charged. The patented system's sensors measure block temperature, battery charge and ambient temperature (cab ...

It's easy to assume overheating is a result of long road trips or summer heatwaves, but when your engine gets too hot while idling, it's usually a sign of something deeper that needs immediate ...

Don't let failing oxygen sensors compromise your engine's performance. O2 sensors are critical to emissions control on your car, SUV or truck. As the name implies, the O2 sensor (also called an ...

ECU tuning is one of the easiest ways to get some more horsepower out of your engine in modern cars. The ECU, or the engine control unit, is essentially the brains of the vehicle, and it controls all ...