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Dryer moisture sensor bar. If the dryer timer does not advance properly inspect the moisture sensor bars for damage which can cause the automatic drying cycle to not work properly.

Moisture Sensor Bar

Assy - moist sensor brd

Humidity sensor and harness

Sensor rod

Sensor rod

Moisture sensor bar, left

Moisture sensor bar and bracket
The moisture sensor (also called a thermistor or humidity sensor) is one of the most important parts in a modern GE dryer. It sits in the lint trap area and detects when clothes are dry, then signals the control board to end the cycle. When the sensor fails, your dryer won't dry clothes properly — it either shuts off too early or runs too long and wastes energy.
If your GE dryer is leaving clothes damp, running for hours, or stopping mid-cycle, the moisture sensor is often the culprit. Lint buildup can sometimes fix the problem (clean the sensor with a soft cloth), but if cleaning doesn't work, you need an OEM GE replacement sensor to restore auto-dry performance.
The moisture sensor (thermistor) detects humidity in the drum to trigger the end of the dry cycle. When it fails or gets covered in lint, the sensor can't read moisture levels correctly. The dryer either shuts off before clothes are dry or runs indefinitely. Clean the sensor first with a soft, dry cloth — lint is the #1 culprit. If that doesn't fix it, an OEM GE moisture sensor replacement will restore auto-dry accuracy.
Your GE dryer model number is printed on a sticker inside the dryer door frame or on the back of the unit (near the plug). It starts with letters like GE, GER, or DBXR followed by numbers. Enter it into the Repair Clinic model lookup to confirm the exact moisture sensor part number for your dryer — sensor part numbers vary significantly between GE model lines, and the wrong sensor won't fit.
Yes — lint and dryer dust are the most common causes of sensor failure. Unplug the dryer, locate the sensor in the lint trap area (usually a small flat part with two terminals), and gently wipe it with a soft, dry cloth. Run a test cycle; if auto-dry now works, you're done. If the sensor is visibly corroded, cracked, or cleaning doesn't restore performance, replace it with an OEM GE sensor for lasting reliability.
On GE dryers, these terms refer to the same part — a thermistor (temperature-sensing resistor) that detects humidity in the dryer drum. It's sometimes labeled as a moisture sensor or humidity sensor in parts diagrams, but it's the same OEM part. Always use your model number to confirm the exact part name and number for your dryer.


Optimize your GE dryer's performance with OEM moisture sensor replacement parts from Repair Clinic. A functioning moisture sensor helps your dryer stop at the right time, preventing over-drying of clothes. Use our model number lookup to find the right sensor for your GE dryer, and benefit from our same-day shipping and Price Match Guarantee. Access our Dryer Repair Help page for guidance on installation or browse other options like GE Dryer Parts for more solutions.
On GE dryers, look for the model number on the label inside the dryer door frame or on the back panel near the power cord. Open the door and check the frame first, then inspect the rear of the cabinet if the label is not there. The model number may begin with letters such as GE, GER, or DBXR and is different from the serial number. Enter it into the model number search to narrow the full GE dryer parts catalog to parts that fit your specific unit. Using the complete model number helps you avoid mismatched parts across every repair, not just moisture sensor or thermistor repairs. That means fewer wrong orders and a faster repair.

Repair Clinic's online repair library helps GE Dryer owners and technicians work through the diagnosis and installation. Troubleshooting videos, symptom articles, and part testing walkthroughs help you determine which component has failed. Once you know what to replace, use the model number lookup to confirm the exact OEM part, then follow the matching installation video from start to finish.

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