2. Open the hood of the car.
3. Locate the fan switch. It is usually located on the side of the radiator near the top.
4. Disconnect the electrical connector from the fan switch.
5. Use a wrench to loosen the mounting bolt that holds the fan switch in place.
6. Remove the fan switch from the radiator.
7. Install the new fan switch.
8. Tighten the mounting bolt.
9. Re-connect the electrical connector.
10. Close the hood of the car.