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Radiator Fan

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Old 08-30-2018, 12:49 PM
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Default Radiator Fan
Does anyone know why the Radiator fan on my 2007 JK cycles on and off all the time when the engine is running. I have check both high and low speed relays they are good and change the temp sensor. any ideas ?
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Old 08-30-2018, 01:17 PM
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What are the on and off times?
Does it happen only when the Jeep is sitting still?
Is the A/C on, or the selector in defrost?
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Old 08-30-2018, 02:17 PM
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It runs about every 30 sec or so.
It happens sitting still and going down the road. even when the engine is cold.
the A/C is on.
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