Faster is not better when it comes to engine coolant flow rate. The purpose of a radiator is to support heat transfer, which is a time-dependent process. As Flex-a-Lite explains, to move the heat from ...

Engine overheating is rarely the result of a single failure. It usually happens when several small weaknesses in the cooling system line up, from low coolant to a stuck thermostat or a failing fan. To ...

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

In the classic air-cooled VW boxer engines—and even current motorcycle, ATV, and aircraft configurations—engine cooling is achieved through airflow alone. Cast cooling fins, surrounding cylinder ...

Some GMC Canyon and GMC Sierra 1500 owners may notice less-than-ideal performance from their cabin heater, in particular with models equipped with the 2.7L I4 L3B gasoline TurboMax engine. The culprit ...

Anyone remotely familiar with diesel engines understands the importance of oil and coolant, as they are the lifeblood of the powerplant. Oil lubricates, water cools—and one without the other typically ...