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LG Dryer Error Code tCL

Reviewed by the ApplianceErrors Editorial Team · Verified against manufacturer service documentation · Last verified: June 11, 2026
✓ Low Severity 🔧 Easy DIY

Tub clean reminder — time to clean the drum and condenser (not a fault)

The most common cause of the tCL error on a LG dryer is scheduled cycle-count maintenance reminder (~90% of cases); start with: run the cleaning routine.

💰 DIY cost: $0–$0 👨‍🔧 Pro cost: $0–$100
LG Dryer error code tCL on the display panel
How the tCL code appears on a LG dryer display

What Does Error Code tCL Mean on a LG Dryer?

Tub clean reminder — time to clean the drum and condenser (not a fault).

tCL is a scheduled maintenance prompt driven by the control board's cycle counter rather than a sensed fault. After a preset number of drying cycles, the board displays tCL to remind you to clean the drum, lint filter, and on condenser or heat-pump units the condenser or its filter. Drying continues normally while shown. Unlike fault codes, it clears by acknowledging with the indicated button after cleaning; it is unrelated to airflow faults like nF, which signal an actual restriction.

Models affected: LG condenser and heat-pump dryers, along with many recent vented models that include a tub-clean reminder feature; among known units this maps most directly to condenser/heat-pump-capable models like the DLEX4500B, though vented models such as DLEX3900W, DLE3500W, DLE7150W, and DLG3601W can also show maintenance reminders.
What owners report: Owners commonly report tCL appearing seemingly out of nowhere at cycle end and worrying it's a breakdown, when it's just the periodic cleaning nudge. A frequent quick win is holding the indicated button for about three seconds to reset the counter; if it lingers, a brief unplug usually clears it.

What Causes Error Code tCL?

Here are the most common causes in order of frequency. Start with the most likely cause before moving to the next:

  1. 1
    Scheduled cycle-count maintenance reminder 90% of cases
  2. 2
    Reminder not acknowledged after cleaning 10% of cases

How to Fix LG Dryer Error Code tCL

🔧 Easy DIY Est. time: 10–20 min
⚡ Safety first: Unplug the appliance before opening any panels or touching internal components.
  1. 1

    Run the cleaning routine

    Clean the lint filter, wipe the drum, and on condenser/heat-pump models rinse the condenser or clean its filter per the manual.

  2. 2

    Clear the reminder

    Press and hold the button indicated in your manual (commonly the Tub Clean or a labeled combo) for 3 seconds to acknowledge and reset the counter.

  3. 3

    Power cycle if it persists

    Unplug for 60 seconds if the display doesn't clear after acknowledging.

How to Reset Error Code tCL

Hold the indicated button for about 3 seconds after cleaning to reset the reminder counter.

Note: If the error returns after resetting, the underlying issue has not been resolved. Work through the fix steps above.

Full LG dryer reset guide → Enter diagnostic mode →

Did this guide fix your appliance?

When to Call a Professional

No service needed unless the reminder refuses to clear after cleaning and a power cycle — then the board's counter logic needs attention.

Average professional repair cost for this issue: $0–$100

Related Error Codes

nF
No heat / airflow fault — dryer runs but cannot maintain heating
⚠ High Severity

Find Replacement Parts

Use these links to find the exact replacement parts for your LG Dryer:

🔩
Search PartSelect
LG Dryer repair parts
🔧
Search RepairClinic
Step-by-step video guides

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More LG Dryer Error Codes

D80 Duct blockage detected — exhaust duct 80% blocked D90 Duct blockage detected — exhaust duct 90% blocked D95 Duct blockage detected — exhaust duct 95% blocked F9 Thermistor failure — temperature sensor not reading CL Child lock is active — controls are locked nP No power to the heating element

Frequently Asked Questions

Can I keep using my LG Dryer when error tCL appears? +
Usually yes — tCL is a low-severity maintenance notice that rarely stops the dryer from working, but clearing the underlying cause prevents it from escalating.
What most commonly causes tCL on a LG Dryer? +
Across reported LG dryer repairs, the most frequent is scheduled cycle-count maintenance reminder (90% of cases) then reminder not acknowledged after cleaning (10%). Check them in that order before replacing any parts.
tCL keeps coming back after a reset — what should I check next? +
A reset only clears the stored tCL fault; if it returns, the maintenance problem is still present. Move on to the physical checks — run the cleaning routine, then clear the reminder — since the code will reappear until the root cause is resolved. This is a beginner-friendly job needing only basic hand tools.
How much does it cost to fix LG Dryer error tCL? +
A DIY repair typically runs $0–$0 in parts, versus $0–$100 for a professional service call. Expect the work to take about 10–20 minutes.
Which LG Dryer models show error tCL? +
tCL is documented on LG condenser and heat-pump dryers, along with many recent vented models that include a tub-clean reminder feature; among known units this maps most directly to condenser/heat-pump-capable models like the DLEX4500B, though vented models such as DLEX3900W, DLE3500W, DLE7150W, and DLG3601W can also show maintenance reminders.. Other units sharing the same control platform can display it too, so the fixes here generally transfer across the series.

Sources & References

Content verified against manufacturer service documentation. Last verified: June 11, 2026.

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