How to Fix a Tumble Dryer Making Loud Noise
Last updated: 4 September 2026
Quick Answer
Check the drum belt, the motor, and the drum bearings.
Overview
A tumble dryer making a loud noise can indicate a problem. This guide covers diagnosing and fixing the issue.
Step-by-Step Fix
Safety & Preparation
Before beginning any repair, ensure you have isolated power or water supplies. Clear your workspace, gather standard hand tools, and wear appropriate personal protective equipment (PPE).
- Before doing anything else, always switch off your tumble dryer at the mains power socket and then unplug it completely. This is a crucial safety step to prevent electric shock or accidental operation while you are inspecting it.
- Open the tumble dryer door and try turning the drum by hand, first clockwise and then anti-clockwise. Listen carefully for any scraping, grinding, or clunking sounds, which could indicate something is caught or a component is failing.
- With the dryer unplugged, carefully open the back or side panel (refer to your appliance's manual if unsure) to access the drum belt. Inspect the belt for any signs of fraying, cracks, stretching, or if it has come off the pulleys entirely; a broken or loose belt is a common cause of thumping or grinding noises.
- Once the dryer's access panel is open, locate the motor and its mounts. Check that the motor is securely attached and not loose, and inspect for any visible damage or unusual wear around the motor itself; a vibrating or loose motor can cause a loud humming or rattling sound.
- With the dryer still open, carefully spin the drum by hand again and pay close attention to the drum's support bearings, usually located at the back and sometimes the front. Listen for any persistent squealing, grinding, or rumbling noises as the drum rotates, which suggests worn or seized bearings.
- After diagnosing the issue, order the correct replacement part(s) and carefully install them according to your tumble dryer's service manual or a specific guide for your model. Ensure all connections are secure and panels are replaced before plugging the dryer back in and testing it.
Common Symptoms & Diagnostic Resolutions
Review the common error codes and operating symptoms below to quickly identify the root cause of the fault before ordering replacement parts.
| Symptom / Code | Likely Root Cause | Recommended Resolution |
|---|---|---|
| Loud rumbling | Worn bearings | Replace the drum bearings. |
| Squealing | Worn belt | Replace the drum belt. |
Frequently Asked Questions
Why is my tumble dryer making a loud noise?
Worn drum bearings, a loose belt, or a faulty motor.
Can I replace tumble dryer bearings myself?
It is a complex job best left to a professional.