How to Fix LG Dryer Error gM

⚠️ Safety Warning: Appliance repair involves electricity, gas, and moving parts. Always disconnect power before working on any appliance.

Error Code: Dryer Difficulty: Moderate

Problem: Gas Valve Motor Error. The main board does not detect the gas valve coils opening or the igniter functioning correctly.

⚖️ Repair Decision
✅ WORTH FIXING

Parts under $100

How to Fix Dryer Error

  1. Unplug the dryer.
  2. Remove the front panel to access the gas burner assembly.
  3. Test the two solenoid coils for continuity.
  4. Test the igniter for resistance (approx 50-400 Ohms).
  5. If coils and igniter are good, inspect the flame sensor.
  6. Replace the defective component (usually the solenoid coils).

Recommended Replacement Part

OEM Part #: 5221EL2002A

Estimated Market Price: $30 – $40

Check Price & Availability →

Still Not Working?

If the replacement part didn’t fix the issue, you may have a wiring problem or main board failure.

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Most DIY parts are $50–$250. If you have a quote, use the total.
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Expert: Mike Sullivan

EPA Section 608 Certified Technician with 18+ years experience.

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