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Cooling fan revs up doing idleing or stop at a light

Customer Question
Cooling fan revs up...

Cooling fan revs up doing idleing or stop at a light hydraulic cooling fan on a jeep grandcheriokee 4.7 it spens too fast

Mechanic's Assistant: Just to clarify, what are the exact lights you're talking about?

Stop lights

Mechanic's Assistant: What is the model/year of your Jeep?

2003 grandcheriokee lareado 4.7 v8

Mechanic's Assistant: Are you fixing your vehicle yourself? What have you tried so far?

Changeinging the theromstat

Submitted: 11 months ago.Category: Jeep
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Answered in 1 minute by:
7/31/2017
Jeep Mechanic: Dan, Technician replied 11 months ago
Dan
Dan, Technician
Category: Jeep
Satisfied Customers: 25,969
Experience: Independent Shop Experience, 2 Year Automotive Diploma, & Access to Information Database
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Hello, my name is ***** ***** I'm here to help get your problem solved.

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Jeep Mechanic: Dan, Technician replied 11 months ago

If fan is spinning fast and engine isn't running hot this would mean the fan clutch is failing and needs to be replaced. Let me know if you have questions or would like replacement instructions. Thanks.

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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