• Motor brush wear or motor bearing failure from normal use
• Loose or corroded electrical connections between motor and control board
• Control board malfunction preventing proper motor signal transmission
• Foreign object (coin, button, or debris) stuck between drum and tub
• Drive belt wear, slippage, or breakage
• Overloading the washer beyond capacity causing motor strain
• Power surge damage from unstable 120V household electrical supply
• Faulty motor capacitor or motor windings
• Water pump failure affecting motor load sensors