See part 501A in the diagram
Main PCB Assembly
The 6871JB1129S is a main pcb assembly for LG appliances. Basic tools needed. Compare prices from top sellers.
Moderate Repair
Fits LG appliances
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1 store · Updated May 14, 2026
Lowest$174.21
4.8(728)Preorder
Go to StoreThis is a genuine OEM item made by LG
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