How to Solve the Problem of the Buick Excelle Fan Running Non-stop?

1 Answers
Paula
07/29/25 7:09pm
Here are the solutions for the Buick Excelle fan running non-stop: 1. If the fan keeps running, it might be due to a loose circuit connection. You can try unplugging the fan's wiring harness to perform a separate power-off treatment. 2. This situation could also be caused by a faulty water temperature sensor or a stuck fan relay contact. It is recommended to go to a 4S shop or a professional repair shop to replace it with a new one. Here is some extended information about car fans: 1. The fan inside the car serves a cooling function. After parking, if the coolant temperature is too high, the vehicle's computer will automatically calculate the fan's speed and duration. Therefore, the higher the temperature, the longer the fan runs, thereby protecting the engine. So there's no need to worry; this is a normal phenomenon. 2. The fan is installed between the engine and the radiator. When the fan blades are driven to rotate by the engine, they generate high-speed airflow that carries away the heat from the coolant in the radiator, thus cooling the engine.
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