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CTFordTech, Ford Technician
Category: Ford
Satisfied Customers: 4976
Experience:  Ford Master School Certified, Kia Elite School Certified, ASE Certified, A/C 609 Certified
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I have a 06 ford expedition, and ther rear ac has a hissing

Resolved Question:

I have a 06 ford expedition, and ther rear ac has a hissing sound and will not get cool, what could that be?
Submitted: 7 years ago.
Category: Ford
Expert:  CTFordTech replied 7 years ago.

Hello and Thank you for choosing Just Answer.


The 06 Expeditions were known to have problems with the thermostatic expansion valves in the rear of the vehicle making the whistling noise you are hearing.

CTFordTech and 5 other Ford Specialists are ready to help you