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ADRIUM Service Solutions
(925) 999-4095 · San Ramon, CA · CSLB #1136642 · BBB A+

Troubleshooting

LG Refrigerator Ice Maker Repair: Causes and Fixes

Why your LG refrigerator ice maker stopped working, how to diagnose it by symptom, and the fixes you can try before calling a pro. $75 diagnostic, credited to the repair.

Andrew Kuznetsov May 30, 2026 4 min

An LG ice maker that quits is one of the most common refrigerator calls we get. The good news: most failures come down to four or five causes, and a couple of them you can fix yourself in under ten minutes. Here is how to work through it by symptom.

No Ice At All

If the bin is empty and nothing is dropping, run through these in order.

Check the freezer temperature. An LG ice maker needs the freezer at 0 to 5°F to harvest. If the freezer is sitting warmer than that, the maker will not cycle. Give it 24 hours after any temperature change before judging it.

Confirm the ice maker is switched on. It sounds obvious, but the toggle or control-panel setting gets bumped off during cleaning more often than you would think.

Look for a frozen fill tube. This is the single most common LG ice maker failure. The small tube that feeds water to the maker freezes into a plug of ice, so no water reaches the tray. A hair dryer on low, held a few inches back for two or three minutes, will clear it. If it refreezes within a day, the inlet valve is leaking water through slowly and needs replacing.

Check the water filter. A filter past six months old chokes water flow. Replace it, run a few cups through the dispenser to purge air, and give the maker a cycle.

Small, Hollow, or Slow Cubes

Undersized cubes are a water-flow problem, not an ice-maker problem. Work the supply side first: replace the filter, then confirm the household water pressure to the fridge is adequate (LG specifies 20 to 120 psi). If a fresh filter and good pressure still give you crescent or hollow cubes, the water inlet valve is partially failed and metering too little water.

Ice Maker Frozen Solid or Leaking

A maker frozen into a solid block usually traces back to a leaking inlet valve dribbling water between cycles, or a door not sealing so warm, humid air gets in. Thaw the assembly fully, dry it, and watch whether it refreezes. A failed inlet valve is a defined repair. A bad door gasket is too. Both are worth fixing on an otherwise healthy fridge.

When To Reset, When To Call

A reset is worth trying once. Hold the test/reset button on the ice maker for 3 to 5 seconds until it chimes, then let it run a full harvest cycle. That clears a stalled cycle. It does not repair a dead motor, a shorted inlet valve, or a control board fault.

Call a pro when:

  • You have replaced the filter, cleared the fill tube, and confirmed freezer temperature, and there is still no ice.

  • The fill tube refreezes within a day (inlet valve leaking).

  • You hear the maker trying to cycle but the motor grinds or stalls.

  • Water is pooling in the freezer floor or under the unit.

Ice maker assemblies, inlet valves, and door gaskets are all standard, fixable parts. We diagnose the exact failure, look up the LG part cost, and send a written estimate before any wrench work. For broader cooling issues, our refrigeration repair service covers the full unit, and the refrigerator repair guide walks through cooling faults beyond the ice maker.

ADRIUM Service Solutions has worked Tri-Valley appliances since 2021. CSLB #1136642, BEAR #50788, EPA #1279674151528, A+ with the BBB. The diagnostic is $75 and we credit it toward the repair when you book.

Get Your LG Ice Maker Fixed

Tried the easy fixes and still no ice? Call ADRIUM at (925) 999-4095 or email [email protected]. You can also book online. Same written estimate, no surprise bills.

FAQ

Why did my LG refrigerator ice maker stop making ice? Most often a frozen fill tube, a stuck water inlet valve, a clogged filter, or a freezer running too warm. Check temperature (0 to 5°F) and filter age first, then the fill tube.

How do I reset an LG ice maker? Hold the test/reset button 3 to 5 seconds until it chimes, then let it run a full cycle. No button? Toggle the maker off, wait 30 seconds, turn it back on.

Why are my cubes small or hollow? Low water flow. Replace the filter, confirm water pressure, and if it persists, the inlet valve is metering too little water.

FAQ

Common questions.

Why did my LG refrigerator ice maker stop making ice?
The four most common causes are a frozen fill tube, a stuck or failed water inlet valve, a clogged water filter, and a freezer running too warm. Start by checking the freezer temperature (it needs to be 0 to 5°F) and confirming the water filter is under six months old. If both are fine and the tube is clear, the inlet valve or the ice maker assembly itself is the likely failure.
How do I reset an LG ice maker?
On most LG models with a button on the ice maker, press and hold the test/reset button for 3 to 5 seconds until you hear a chime, then release. The arm cycles through a full harvest. If your model has no button, turn the ice maker off at the toggle or control panel, wait 30 seconds, and turn it back on. A reset clears a stalled cycle but will not fix a hardware fault.
Why is my LG ice maker making small or hollow cubes?
Small, hollow, or crescent cubes almost always mean low water flow. The usual culprit is a clogged water filter or a partially frozen fill tube. Replace the filter first. If cubes are still small after a fresh filter, water pressure to the fridge or a failing inlet valve is the next thing to check.
Should I repair or replace my LG ice maker?
If the fridge is under 8 years old and the rest of the unit runs well, repair almost always wins. An ice maker assembly or inlet valve replacement is a fraction of a new refrigerator. If the sealed system or compressor is also failing, that changes the math and we will tell you honestly during the diagnostic.
Do you service LG refrigerators in the Tri-Valley?
Yes. ADRIUM services LG refrigerators and ice makers across San Ramon, Danville, Alamo, Dublin, Pleasanton, Livermore, and the surrounding Tri-Valley. Our diagnostic is $75 and we credit it toward the repair when you book the work. Call (925) 999-4095.

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