Two complaints that sound opposite often share a cause. In the first, a cycle runs far longer than it used to. In the second, the dryer declares itself finished while the laundry is still damp. Both come from the way automatic cycles decide when to stop.
How Sensor Drying Works
Instead of running for a fixed time, an automatic cycle monitors the load, on most designs via metal moisture strips inside the drum near the lint screen, and ends when the readings indicate dryness. Estimated time on the display is therefore an estimate that updates. Two things reliably confuse it: a film on the sensor strips, and a load that does not tumble evenly.
What to Check
- Clean the moisture sensor. Unplug the dryer, find the metal strips inside the drum near the lint filter opening, and wipe them with a cloth and rubbing alcohol. Fabric-softener film makes them read “dry” while the fabric is still wet. This is the single most effective fix for early shut-off.
- Check the lint screen for film. Same cause; wash it in warm soapy water and dry it completely.
- Look at the vent. A restricted duct is the leading cause of long cycles. A restricted duct is the leading cause of long cycles.
- Reconsider the load. Mixed heavy and light items dry unevenly, so the sensor reads the dry shirts while the towels stay wet. Overloading prevents tumbling altogether. Very small loads can also read inconsistently.
- Check the washer. A washer that no longer spins properly delivers laundry far wetter than normal, and the dryer takes the blame. If clothes are dripping when they come out of the washer, start there.
- Try a timed cycle. If a timed dry works properly and the automatic cycle does not, that points at sensing rather than heating, which is genuinely useful diagnostic information.
When It Is a Fault
If the sensors are clean, the vent is clear, the washer spins properly and a timed cycle still leaves damp laundry or takes far too long, remaining candidates include a partially failed heating element, a thermostat drifting out of range, a weak blower, or a control fault. Those are diagnosis jobs.
Book a GE dryer repair and tell us the result of the timed-cycle test. It is the one piece of information that separates a sensing problem from a heating problem before anyone opens the cabinet.