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roybelding
roybelding, ASE Certified Technician
Category: Mercury
Satisfied Customers: 4635
Experience:  35 years of retail operations on all vehicles
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2009 Mercury Grand Marquis. When temperature outside is over

Customer Question

2009 Mercury Grand Marquis. When temperature outside is over 90 degrees, and a/c is on, engine idling, car overheats unless a shut of the a/c. When running at normal speed temperature goes back down on engine. Is this problem 1) Associated with any recalls? 2) What could be causing this?
Submitted: 5 months ago.
Category: Mercury
Customer: replied 5 months ago.
When the engine temp. starts to climb and I shut off the a/c, the engine temp goes back down. Again, when running a non-idle speed,(normal speed) everything is fine. Vehicle just 88,k miles. Problem has just started.
Expert:  roybelding replied 5 months ago.

good afternoon my name is ***** ***** I will assist

when the ac is on, is the cooling fan working on high speed at the radiator???

very common for the fan and module failing for this issue.

Roy

Customer: replied 5 months ago.
Is this a common problem? Have their been any recalls on these? What is the reasonable cost to replace these?
Customer: replied 5 months ago.
Fan speed inside of vehicle for a/c unit is set on automatic and blowing at high speed.
Customer: replied 5 months ago.
Are you there?
Expert:  roybelding replied 5 months ago.

not inside, outside at the radiator. the blower fan at the radiator.

no recalls for this issue

checking on pricing

Roy

I am here answering questions and waiting for your replys

Customer: replied 5 months ago.
Outside at radiator. I do not know. Is this a common problem on Grand Marquis?
Expert:  roybelding replied 5 months ago.

very much so

Customer: replied 5 months ago.
Thank you. I shall go to my mechanic
Expert:  roybelding replied 5 months ago.

ok, good luck

please dont forget to rate me as it is the only way I get paid for my efforts

Roy

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