Our frig at home will do that when a piece of ice gets stuck in one of the the ice maker slots at the top of the assembly. Even if your ice maker is "disengaged" it will still try to clear the piece of ice.
That would be the only thing I can think of.
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Full Time in 2017 Newmar Ventana 4369
pulling a 24' enclosed (Mini Cooper/Harley/Kayak)
(traded 2014 Thor Challenger)
US Army 70-73 Retired LEO
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