Chevrolet Workshop Service and Repair Manuals > Camaro V8-350 5.7L (1989) > Sensors and Switches | Sensors and Switches - Cooling System | Engine - Coolant Temperature Sensor/Switch | Cooling Fan Switch <--> [Radiator Cooling Fan Temperature Sensor / Switch] | Component Information | Locations

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Cooling Fan Switch: Description and Operation

COOLANT TEMPERATURE FAN SWITCH

This switch regulates voltage to the coolant fan relay, which operates the fan when the engine coolant temperature exceeds 116°C (243°F).

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