The radiator fan (or fans) pulls cooling air through the car’s radiator. Positioned between the radiator and engine, cooling fans are particularly helpful when the car is stationary or moving at ...

A vehicle’s engine-cooling system serves not just ... System components include a radiator to dissipate heat, a fan or fans to ensure adequate airflow for radiator cooling, a thermostat valve ...

The engine fan is prone to getting stuck on high. General Motors 3.0L Duramax diesel engine ... it could indicate a potential problem with the cooling system and lead to premature wear.