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Lg Refrigerator LDN20718ST Parts

Refrigerator Air Vent Shutter Knob
Genuine Lg part
By: Lg
Part Number: 4940JJ2003C

Replacement air vent shutter knob for refrigerator crisper drawers and shelves. Snaps onto vent lever for fingertip airflow control. Needed when broken or missing.

Do-It-Yourself Stories from Customers like You The small shutter on the crisper drawer broke.   Kecia B. • Compton , CA • December 05, 2017

Just popped it into the holes, very easy diy fix. Read more

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$9.65

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Refrigerator Air Duct Assembly
Genuine Lg part
By: Lg
Part Number: 5209JJ1002A

Replaces a cracked or broken air duct assembly that routes cold air from the freezer to the refrigerator compartment. Mounts on the back wall of the fridge.

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$318.95

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Refrigerator Compressor Mount Retainer Clip
Genuine Lg part
By: Lg
Part Number: 4620JA3015A

This is a small retainer clip that secures the compressor in place at the base of the refrigerator. It helps prevent the compressor from shifting or vibrating excessively during operation. Replace this clip if your refrigerator produces unusual rattling or vibrating noises from the back, or if the compressor appears loose or has shifted from its mounting position.

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$9.65

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Refrigerator Mounting Screw
Genuine Lg part
By: Lg
Part Number: 4J01425A

Replacement mounting screw secures panels, brackets, and components inside your refrigerator. Needed when original screw is missing, stripped, or worn.

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$11.47

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Refrigerator Meat Shelf Support, Left
Genuine Lg part
By: Lg
Part Number: 5026JJ2001M

Replace your cracked or broken Meat Shelf Support, (Left). 

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$79.95

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Refrigerator Roller
Genuine Lg part
By: Lg
Part Number: MHA61893201

This is a small roller used inside the refrigerator to support and allow smooth movement of drawers, shelves, or other sliding components. It helps ensure that parts glide in and out easily without friction or binding. Replace this roller if your refrigerator drawers are sticking, making grinding noises, or sitting unevenly on their tracks.

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$52.68

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Refrigerator Light Lens Cover
Genuine Lg part
By: Lg
Part Number: 3550JA1388B

Protects and diffuses refrigerator interior light. Replace if warped, melted, or cracked to restore proper lighting. Snaps into place easily.

Do-It-Yourself Stories from Customers like You Interior lights were staying on with doors closed causing plastic cover lens and lites to not function   Ron F. • Norwich , CT • December 13, 2014

Replaced light assy , plastic lens, cover along with PCB (control board.) Read more

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$34.45

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Fan Assembly
Genuine Lg part
By: Lg
Part Number: ADP73694301

The Fan Assembly is an OEM part for LG refrigerators. It is responsible for circulating air within the refrigerator and freezer compartments, ensuring consistent cooling and optimal temperature distribution. The fan assembly helps maintain the freshness of your food by evenly distributing cold air.

Common causes of a bad fan assembly include electrical issues, worn-out bearings, or obstructions that prevent the fan from spinning properly.

Symptoms of a bad fan assembly include:

  • Unusual noises coming from the refrigerator
  • Inconsistent temperatures within the fridge or freezer
  • Frost buildup in the freezer
  • Refrigerator running continuously or not cooling effectively

This OEM LG part is also compatible with Sears/Kenmore models.

Do-It-Yourself Stories from Customers like You 2 problems. Condensation between 2 doors. Mullion heater defective and very easy to replace and noisy evaporator fan.   John R. • In-Indianapolis , IN • September 09, 2023

Removed 2 screws from mullion strip heater and slid it up off the tabs at top and bottom. Unhooked the plug and removed it. Verified proper mullion heater and then plugged wiring connection back together, positioned slide clips back in line and slid mullion down onto the clips. Tucked the wiring back into opening positioned cover back in place and reiinstalled the 2 screws. It took about 10 minutes for the entire job. the 2nd problem was a noisy evaporator motor and is a more intense repair... Read more

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$23.61

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Refrigerator Drawer Rail Guide Assembly
Genuine Lg part
By: Lg
Part Number: 4975JJ2002B

Supports and guides refrigerator drawer for smooth sliding. Replace this rail guide if cracked, broken, or worn to restore proper drawer alignment and operation.

Do-It-Yourself Stories from Customers like You Missing drawer rail   Daniel L. • Fort Wayne , IN • December 25, 2015

Ordered drawer rails Read more

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$30.40

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Refrigerator Power Cord Assembly
Genuine Lg part
By: Lg
Part Number: EAD61445236

Refrigerator won't power on or loses power intermittently? This power cord assembly replaces frayed or damaged cords to restore safe, reliable operation.

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$80.95

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Refrigerator Compressor Mounting Grommet
Genuine Lg part
By: Lg
Part Number: MCQ66921101

Vibration-isolating grommet that mounts between the compressor and chassis. Replace if cracked, worn, or missing to restore proper cushioning.

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$13.93

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Fan Assembly
Genuine Lg part
By: Lg
Part Number: ADP36665702

This fan assembly circulates air through the appliance so coils and internal components operate at the proper temperature. Replacing a failed or noisy fan can restore airflow and help prevent performance issues caused by weak circulation.

  • Moves air across coils and components to support designed cooling/dehumidifying performance
  • Helps maintain steady airflow to reduce overheating or icing conditions
  • A failing fan can cause little to no airflow even when the unit is running
  • Common symptoms: fan not spinning, intermittent operation, loud rattling/grinding, vibration, or thermal shutdown
What's included: One fan assembly. Install notes:
  • Disconnect power before servicing to avoid electrical shock or injury
  • Access the fan area per your unit's service information; remove panels/shrouds as needed
  • Note wire connections and mounting order; transfer any brackets, grommets, or hardware from the old assembly
  • After installation, ensure the fan spins freely and clears all shrouds, then test operation before reassembly

This part fixes the following symptoms
  • Noisy
See more...
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$36.30

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Holder Rail (Support Rail)
Genuine Lg part
By: Lg
Part Number: MEG54557902

This holder rail secures and supports internal components in select LG appliances, restoring proper alignment and reducing movement or vibration. Replace a cracked, broken or worn rail to help stop rattling and improper component fit. What it does:

  • Provides a stable mounting/support surface for internal parts that rely on the rail for alignment.
  • Prevents shifting or vibration that can cause noise, wear, or misalignment.
  • Install a new rail if the original is cracked, broken, warped or missing.
  • Helps restore correct component positioning for reliable operation.
What's included: One holder rail. Install notes:
  • Disconnect power and unplug the appliance before beginning any repair.
  • Basic hand tools may be required; refer to the exploded parts list for disassembly steps.
  • Inspect surrounding mounting points and fasteners; replace any damaged clips or screws.

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$101.30

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Usually ships within 4 - 14 days

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Refrigerator Ptc Start Device Protective Cover
Genuine Lg part
By: Lg
Part Number: 3550JA2042C

Protective cover for your refrigerator's PTC and compressor start device assembly. Replace if cracked, melted, or missing to shield components from damage.

Do-It-Yourself Stories from Customers like You Lg frig did not cool   Philippe B. • Bedford , OH • July 09, 2017

Replaced the start relay and overload. I had only a blue wire and black, no pink. I put the black wire on the relay terminal toward the insideof frig. The blue went on the overload. Read more

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$15.32

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Refrigerator Shelf Assembly
Genuine Lg part
By: Lg
Part Number: AHT72996102

 

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$145.95

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Usually ships within 4 - 14 days

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Refrigerator Freezer Drawer Gear Connector
Genuine Lg part
By: Lg
Part Number: 4403JJ3001A

Secures and transmits motion between drawer drive and slide assembly. Replace if broken, cracked, or missing to restore smooth drawer operation and alignment.

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$34.75

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Usually ships within 4 - 14 days

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