Written by
Nadia Okafor Appliance Care EditorPublished October 26, 2026
VERIFIED
Error codeClg, Cg, Cl9
ApplianceDryer
One result, three ways of writing it: Clg, Cg or Cl9. Run the Vent Blockage test on a Samsung dryer and any of them tells you the vent has clogged. They do not turn up otherwise.
Ct: a test that could not run at the current temperature.
Fil-tEr: cleaning the heat exchanger, on the models that display it.
Samsung dryer service in San Francisco
A vent that stays flagged after cleaning can be taken up with Samsung dryer repair, covering San Francisco and the Bay Area. Ring (415) 969-6153 with the code, the model number and the parts you cleaned.
Model compatibility: Samsung reuses codes across series and model years, so Clg, Cg, Cl9 may mean something different on another appliance or generation. Confirm this against your model’s documentation and record your full model number before acting.
Plain language
What this code means
Vent blockage test result: the vent is clogged.
Important safety warning. Do not attempt repairs involving electrical components, gas, water lines, refrigerant or sealed systems. Unplug the appliance if it is safe to reach the outlet, and leave internal diagnostics to a qualified technician.
Seeing this code on your Samsung appliance?
Book a specialist visit for a clear estimate and approval before any repair.
You submit a request with your appliance model and symptom, we confirm an appointment window, and a technician performs an on-site diagnosis. You then receive a clear estimate and decide whether to proceed before any repair begins.
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Replacement parts are selected for the exact model and confirmed with you before ordering or installation.
Service areas are listed on the Locations page. Contact us with your ZIP code to confirm current coverage for your address.
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Book a repair online or call us — clear estimates and approval before any repair work begins.
