LG Refrigerator — Error Code GF

Q: How do I fix the GF error on a LG refrigerator?

Try first: Check flow and pressure. If the ice maker overfills the flow sensor may have failed; if household water pressure is low, raise it. Otherwise request service.

The water flow sensor is faulty or the supply pressure is low.

brand LG appliance Refrigerator market US component flow sensor category water_supply severity degraded

Ranked repair steps

1. Check flow and pressure

If the ice maker overfills the flow sensor may have failed; if household water pressure is low, raise it. Otherwise request service.

moderate · basis: manufacturer first

Educational reference, not a substitute for the manufacturer's service manual. Disconnect power and water before servicing; gas, sealed-refrigerant, and high-voltage work is for qualified technicians only.

Provenance: facts re-derived from an official manufacturer listing — LG USA Support — Refrigerator Error Code List. Meanings and steps are original paraphrase; nothing is reproduced verbatim.

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