Dryer is noisy? How to Fix Common Noises in Your Dryer

Is your dryer making strange noises that are driving you crazy? You’re not alone — and in many cases, the fix is straightforward once you match the type of sound to the part that usually causes it.

This guide breaks down the most common dryer noises and gives you a clear troubleshooting path to diagnose and repair them safely.

Unraveling the Common Culprits: Noises in Your Dryer Explained

Most dryer noises come from:

• Worn moving parts (rollers, bearings, belt, idler pulley)
• Foreign objects (coins, buttons, bra wires) caught in the drum or blower housing
• Lint/debris buildup restricting airflow or hitting the blower wheel
• Misalignment (drum seal, glides, roller shafts, loose panels)

Fixing the root cause early can prevent bigger failures (belt snapping, motor strain, drum damage).

Noisy Dryer Troubleshooting Guide

Before you open anything, do this quick triage:

• Does the noise happen only when the drum turns? Focus on belt/rollers/glides/bearings.
• Does it happen even with an empty drum? Focus on blower wheel/motor/pulley.
• Does it sound like metal scraping? Stop using the dryer — you can damage the drum or housing.

Unplug Your Drying Machine Before Starting Any Repairs

Always unplug the dryer (or turn off the breaker) before removing panels. If it’s a gas dryer, also shut off the gas valve if you’ll be opening the cabinet extensively.

Squeaking Noises

Squeaking is usually friction from worn supports (rollers, glides) or a dry/worn pulley.

Check the Drum Rollers and Axles

1. Unplug the dryer and access the drum support rollers (often rear rollers).
2. Spin each roller by hand: it should rotate smoothly, quietly, and without wobble.
3. If a roller sticks, grinds, wobbles, or looks cracked/flat-spotted — replace it (ideally replace as a set).
4. If your model uses roller shafts/axles, inspect for scoring and wear.

Note: Lubrication is model-dependent. Many modern rollers are sealed and not meant to be oiled. If the roller is noisy because the bearing is worn, lubrication won’t last — replacement is the correct fix.

Check the Idler Pulley

1. Locate the idler pulley near the motor and belt routing path.
2. Spin it by hand — listen for squeal, feel for roughness or resistance.
3. If it’s noisy/rough/loose: replace the pulley.
4. Verify belt routing and proper tension after reassembly.

Thumping Noises

Thumping often indicates a flat spot, a belt issue, or something out of round.

Check the Drive Belt

1. Unplug the dryer and access the belt.
2. Inspect for fraying, cracking, glazing (shiny areas), or looseness.
3. Confirm it’s routed correctly around the motor pulley and idler pulley.
4. If damaged or stretched: replace the belt.

Check the Drum Rollers

If the belt looks fine, thumping is often a flat-spotted roller. Replace rollers as a set if one is worn.

Check the Drum Seal

1. Inspect the felt seal around the drum perimeter (front and/or rear, depending on model).
2. Look for tearing, missing sections, or areas that have folded inward.
3. If damaged: replace the seal to prevent rubbing, noise, and poor airflow.

Grinding Noises

Grinding usually means worn glides/bearings or metal friction. Don’t ignore it.

Check the Drum Glides / Slides / Pads

1. Unplug the dryer and remove the front panel (common for front glides).
2. Inspect glide pads for thinning, missing chunks, or exposed metal.
3. If worn: replace the glide kit (often sold as a set).

Tip: If you see metal dust or grooves, stop running the dryer until repaired.

Check the Drum Bearing

1. Locate the drum bearing (often rear bearing on some models).
2. Inspect for wear, scoring, looseness, or misalignment.
3. If worn: replace the bearing assembly (this is typically more involved).

Squealing Noises

A high-pitched squeal is commonly the idler pulley, belt, or a failing bearing. Use the belt/pulley/bearing checks above and replace the noisy component.

Rumbling Noises

Rumbling often points to drum rollers (flat spots) or a blower wheel issue.

1. Unplug the dryer and inspect drum rollers first (most common).
2. Check the blower wheel for cracks, rubbing, wobble, or lint/debris.
3. If the blower wheel is damaged or the motor bearing is noisy: replace the faulty part.

Rattling or Clanking Noises

Rattling usually means something loose or foreign objects inside the system.

1. Stop the cycle and remove loose items from the drum (coins, buttons, zippers).
2. Check the lint screen housing and drum edges for trapped objects.
3. Inspect the blower wheel for looseness or debris hitting the fins.
4. Tighten any loose screws/panels if you hear vibration.

When to Call a Professional

Call a technician if:

• The noise is metal-on-metal (scraping/grinding)
• You smell burning rubber (belt/pulley friction)
• The dryer is a gas unit and you’re not comfortable opening the cabinet
• You’ve replaced rollers/belt/pulley and the sound persists (motor or bearing diagnosis needed)

Protect Your Appliances with Reliable Protection Plans

Regular maintenance helps prevent noise issues from coming back:

• Clean the lint screen every load
• Clean venting periodically to reduce strain on the motor
• Don’t overload the drum (extra strain accelerates roller/belt wear)

TechVill provides professional dryer repair and protection plans in Calgary and surrounding areas. If you need fast diagnosis and a lasting fix, contact TechVill via the website form or the phone number listed on the contacts page.