Bosch
Drive Belt / Pulley Noise
Washer emits high-pitched squealing or screeching noise during spin
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Safety Warning
This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.
If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.
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Possible Causes
Worn or glazed drive belt, Misaligned motor or drum pulley, Foreign object rubbing on pulley, Early bearing wear
How to Fix / Troubleshooting
Safety first: Unplug the washer before removing the rear panel.
- Inspect belt: Check for cracks, glazing, or fraying. Replace with a Bosch-compatible belt if worn.
- Check pulleys: Ensure the motor and drum pulleys are tight and aligned. Remove any debris.
- Spin drum by hand: If squealing persists with belt removed, bearings may be starting to fail and will need attention.
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Repair Difficulty
Medium
3/5
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