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Cooling Fan Resistor

Critical For Operation

Cooling System

Regulates the speed of the cooling fan.

The cooling fan resistor controls the speed of the cooling fan, reducing it when less cooling is required and increasing it when the engine needs more cooling.

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Typical part cost
$10–$40🔒
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Typical labor cost
$50–$150🔒
🛣️
Typically lasts
80,000–150,000 mi
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Or about
5.0–10.0 years
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DIY difficulty
4/10

⚠️ Owners Often Notice

If the Cooling Fan Resistor is starting to fail, these are the signs owners most commonly report before it gets worse:

Fan only runs at high speed
Engine overheating
Fan not turning off
Poor cooling performance
No low-speed fan
Electrical issues

Related Services

Services commonly performed on or around this part.

Replace Cooling Fan Resistor

No standard interval on file

Inspect Cooling Fan Resistor

No standard interval on file

Test Cooling Fan Resistor

No standard interval on file