GE Appliances · Washer and Dryer GUV27 and GUD24 Series
A humming sound is normal when the water drain pump is operating to remove water from the washer after agitation and during the spin cycle.
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This is a normal operational sound and does not require any user action.
Refer to the online video guide for normal washer sounds if concerned: http://products.geappliances.com/appliance/gea-support-search-content?contentid=23061