Vent Damper
The 4900A20003A is a vent damper for LG ac. Basic tools needed. Compare prices from top sellers.
Moderate Repair
Fits LG appliances
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1 store · Updated May 15, 2026
Lowest$3.66
4.4(3.1k)Preorder
Go to StoreThis is a genuine OEM item made by LG. NOTE: When ordering parts from the website, please verify your part number is correct for your model before ordering. Parts may look the same but the size and shape can have small variations.
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Common Problems This Part Fixes
Freezing up
Repair difficulty: Moderate - basic tools and 1-2 panels to remove
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