Learn to Diagnose Squeals and Whining From Your Blower Motor
Do you have an annoying high-pitched squealing or whining noise while running the AC or heat in your car or truck, especially at low to medium speeds? Sometimes it’s because of debris in your blower motor, but other times it could be the blower motor or cage itself! In this post, we’ll discuss the difference between an old blower motor with a worn bearing and a brand new blower motor to see how an old one can make that awful noise.
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