LG LRGL5825F Repair Guide
LG’s popular gas range with convection and Air Fry. Gas burner base with a glow bar oven and LG’s F code diagnostics, service splits between the two gas classics (igniter, burner hygiene) and the electronics head.
LG LRGL5825F is a gas range, convection + air fry oven & range sold 2021 to present. Its most common repair is oven slow to light, usually $150 to $300.
- 4 common problems with causes, fixes and costs below.
- 3 error codes decoded.
- An oven & range like this lasts about 15 to 20 years.
- Check the model and serial tag before you order any part.
Common problems & typical repair costs
| Problem | Likely cause | Typical fix | OEM part # | Typical cost |
|---|---|---|---|---|
| Oven slow to light | Igniter weakening | Replace igniter | not listed | $150 to $300 |
| F9 | Failed to reach temp, igniter circuit | Diagnose igniter/valve | not listed | $150 to $320 |
| Burner clicks forever | Wet/dirty electrode | Clean and dry | not listed | $0 to $120 |
| F11 | Board communication | Harness. Board | not listed | $150 to $450 |
Costs are national averages for professional repair (parts + labor). See the linked cost guides below for full breakdowns.
Error codes
| Code | What it means |
|---|---|
| F9 | Failure to heat |
| F11 | Communication fault |
| F2 | Stuck key |
Tech notes
F9 on a gas LG almost always resolves to the igniter, the code fires when the oven can’t gain temperature fast enough, which is the weak igniter signature.
Sources
Where the safety, regulatory and warranty claims on this page come from. Repair costs are our own figures based on Arizona market rates and OEM parts pricing.
- Carbon Monoxide Safety Guide U.S. Consumer Product Safety Commission Carbon monoxide risk from gas cooking and heating appliances.
Cost guides for this machine’s common repairs
DIY step by step instructions for this model
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