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Emitting High Pitched Whine Troubleshooting Guides

Published FixGraph guidance for diagnosing and responding to emitting high pitched whine.

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LG Microwave Emits a High-Pitched Whine: Normal Sound or Service Issue?

A high-pitched whine is not automatically a failed part. First separate a steady sound that occurs only during heating from a sudden or unusually loud change.

LG · Microwave · Appliance Repair