Appliance Code Check

LG · Refrigerator or freezer

33

Professional service recommended

error code

LG 33 means the refrigerator detected a compressor-relay problem.

Market, product family, and model applicability

US · en-US · LG refrigerators covered by the US Help Library index covered by the cited official US support page

product family applicable: The official source applies at the product-family level. Exact controls can still vary by model.

Check the official model/manual lookup (opens in a new tab)

What you can do now

Request LG repair service; the source provides no consumer troubleshooting.

No consumer action is supported beyond the service boundary below.

Stop and get service when

LG requires repair service for 33.

  • Request LG repair service for 33.

Do not do

Do not test or replace the compressor relay.

Do not access the compressor, relay, sealed system, or wiring.

If the message returns

Request LG repair service for 33.

Source and scope

Official manufacturer source
Market and locale
US · en-US
Product family
refrigerators covered by the US Help Library index
Official source last checked
July 25, 2026
Review status
Automated evidence review completed · Owner-delegated approval

LG

LG Refrigerator – Error Code List · Official error-code index

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