Lg Dryer: odor issue

Professional Repair Guide

What is this symptom?

Is your LG dryer emitting unpleasant odors during operation or after use? Common smells include musty, mildew-like, burning, or chemical scents. This issue can arise from lint buildup, mold growth, or foreign objects in the drum. Discover effective solutions to eliminate these odors and restore freshness to your laundry.

Urgency: Medium

Important Tips for Lg Models

  • New LG dryers may emit temporary odor during initial cycles due to off‑gassing from internal components
  • LG documentation recommends inspecting lint filter and drum for foreign objects to address burning/discoloration issues

Possible Causes

Lint buildup on internal hot components or in vent system

How to Identify: Musty or burnt odors during operation; visible lint accumulation in lint trap or vent; reduced airflow

Part: Lint filter, internal lint traps, dryer vent

Mold/mildew growth due to residual moisture

How to Identify: Musty or mildew-like smell, especially if clothes have been left in drum after cycle; visible mold around door seal

Part: Drum interior and door seals

Foreign items melting or burning inside drum

How to Identify: Burnt plastic/ waxy smell; visible melted residues or foreign objects in drum

Part: Drum surface

New appliance off‑gassing

How to Identify: Temporary chemical odor when new, dissipates after first few cycles

Part: New dryer components

Overheating of mechanical parts (belt, motor, idler)

How to Identify: Burnt rubber/plastic smell; squealing or unusual noises; drum rotation issues

Part: Drive belt, idler pulley, motor

Blocked or restricted dryer vent/duct

How to Identify: Musty smell, longer dry times, heat buildup

Part: Dryer vent/ductwork

DIY Solutions

Clean lint filter and housing

Easy 5–15 minutes
Tools Needed: vacuum with crevice tool (optional)
  1. Unplug dryer.
  2. Remove and empty lint filter.
  3. Use a vacuum to clean lint trap housing and surrounding areas.
  4. Replace lint filter and run a short cycle to confirm odor reduction.
⚠️ Safety First: Unplug before cleaning interior components

Clean dryer vent and ductwork

Moderate 30–120 minutes
Tools Needed: dryer vent brush kit, vacuum
  1. Disconnect dryer from power.
  2. Detach vent duct from dryer and external vent.
  3. Use vent brush to remove lint from ductwork.
  4. Vacuum both ends of duct.
  5. Reconnect vent and secure properly.
  6. Run dryer to check airflow and odor.
⚠️ Safety First: Ensure proper vent reconnection to avoid leaks

Wipe drum and door seals to remove mildew

Moderate 15–30 minutes
Tools Needed: white vinegar or mild cleaner, soft cloth
  1. Unplug dryer.
  2. Dampen cloth with vinegar/mild cleaner.
  3. Wipe drum interior and door seal thoroughly.
  4. Leave door open to air out before use.
⚠️ Safety First: Avoid abrasive cleaners that could damage surfaces

Inspect and remove foreign melted objects

Moderate 15–30 minutes
Tools Needed: plastic scraper, soft cloth
  1. Unplug dryer.
  2. Inspect drum for melted residues.
  3. Use plastic scraper to gently remove residue.
  4. Wipe area clean and air out.
⚠️ Safety First: Avoid metal tools that can scratch drum

Professional Repairs

Deep internal cleaning and lint removal

Estimated Cost: $100 - $250

Replace worn drive belt or idler pulley

Estimated Cost: $80 - $180

Motor replacement or mechanical repair

Estimated Cost: $200 - $400

When to Call a Professional

Persistent burning smell after cleaning lint and vent
Smell of gas (for gas models) or chemical burning inside machine
Smoking or visible sparking from dryer
Unusual noises indicating mechanical failure

Preventive Maintenance

  • Clean lint filter after each use: Lint buildup and associated odors
    Frequency: Every cycle
  • Clean dryer vent annually: Vent blockages and musty odors
    Frequency: Annually

Frequently Asked Questions

Why is my LG Dryer odor issue?
Common causes include lint buildup, mold growth, foreign objects, and new appliance off-gassing.
How do I fix LG Dryer odor issue myself?
You can clean the lint filter, vent, and drum, or remove any melted foreign items.
How much does it cost to fix odor issue?
Professional repairs range from $100 to $400 depending on the problem.
When should I call a technician for odor issue?
Call a technician if DIY solutions fail or if you suspect mechanical problems.

References & Sources

Community Analytical Insights

Analysis based on real user discussions from appliance repair communities

Can I Fix This Myself?

75%
DIY Success Rate Difficulty: DIY

Common Issues Reported by Users

  • Accumulation of lint and debris in the dryer vent or lint trap
  • Moisture buildup leading to mold or mildew inside the dryer drum
  • Rodents nesting in the dryer vent or inside the appliance

User Suggested Solutions

  1. Clean the lint trap and vent thoroughly. Disconnect the dryer, remove the vent hose, and vacuum out any lint buildup. Check the lint filter for clogs and clean it with warm, soapy water. Reassemble and run the dryer on a high heat setting for 20 minutes to eliminate odors.

  2. Inspect and clean the dryer drum with a mixture of vinegar and water to remove any mildew or odors. Wipe down the inside and run the dryer on air fluff to help dry it out.

  3. Check for signs of rodent activity. If found, safely remove any nests and clean the area thoroughly. Consider using traps or contacting pest control if the problem persists.

Analysis based on 1 community discussions
View Sources

Data compiled from real discussions on r/appliancerepair and r/Appliances:

  1. 2 yr old LG dryer, front loader.... rodent smell HELP!

Community Discussions

rodent smell, clothes smell like fish

Disassemble the dryer to vacuum out any debris and odor sources.

DIY View on Reddit →

Source: Reddit r/appliancerepair

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