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Amy FranklinSep 6, 2025
Why is my Samsung SMH7178STE making a loud buzzing noise?
- VValerie RodriguezSep 6, 2025
A loud buzzing noise in your Samsung Microwave Oven could be due to loose fan and fan motor, loose screws on the H.V.Transformer, or a shorted H.V.Diode. Try tightening the screws of the fan motor and the H.V.Transformer. If that doesn't work, replace the H.V.Diode.