Oven won't turn off? Clear the heat zone before diagnosing the control

Try Off or Cancel once, clear the heat zone, and distinguish a normal cooling fan from continuing cooking heat before safe isolation and service.

An oven that will not turn off continues producing cooking heat after the normal Off or Cancel command. Press that control once. Then clear people, pets, towels, paper, packaging, and other combustibles from the heat zone before trying to name the failed part.

My opinion: the first diagnosis is whether heat continues, not why. A cooling fan can run after cooking stops. A glowing element, burner flame, rising temperature, smoke, or intensifying heat after Off is a different condition and calls for shutdown, distance, and service.

Use the emergency branch before the control branch

USFA advises turning the oven off and letting the contents cool. If flames escape the oven, leave the home and call 911. Keep the door closed unless emergency responders direct otherwise.

If you smell gas, hear hissing, or suspect a fuel leak, do not operate switches, unplug equipment, use a phone inside, or search for the source. PHMSA advises people who suspect a pipeline leak to leave by foot immediately and call 911 from a safe location. For a suspected home fuel-gas leak, also follow the gas supplier's emergency instructions. Smoke, sparking, a burning electrical odor, a carbon-monoxide alarm, or illness also moves the response out of ordinary troubleshooting.

Tell fan noise from continuing cooking heat

From a safe distance, record the time Off was pressed, the display state, temperature shown, active icons, fan sound, and whether a bake or broil element remains visibly glowing through the closed door. Do not open the door, touch the appliance, place a thermometer inside, or add food as a test. Residual heat falls gradually; continued heat input holds or raises the temperature and may keep an element or flame active.

Check the owner manual from another device for normal cooling-fan behavior and the exact cancel procedure. Some models continue fan operation to cool components. Fan sound with no continuing heat may be expected. A control that shows Off while cooking heat continues is not normal, even if the fan is also running.

Isolate the appliance only by a safe documented path

For an electric oven that keeps heating, power may need to be disconnected at the correct breaker by an adult who can reach a dry, undamaged, clearly labeled panel without approaching smoke, heat, or water. If the circuit is uncertain, the panel is hot or damaged, or the route is unsafe, leave and call the fire department or an electrician. Do not repeatedly cycle the breaker to test the oven.

For a gas oven, follow the manufacturer and gas supplier emergency instructions. Do not pull the range away from the wall, reach behind it, strain the connector, close an unfamiliar valve, or disturb an anti-tip bracket. A combination range may still have electrical controls after gas is isolated. Qualified help should handle an uncertain fuel or power shutoff.

Keep the appliance closed for diagnosis

GE Appliances identifies several possible reasons an oven can keep heating: a control-board relay that continues sending voltage, a shorted bake or broil element, thermostat contacts that remain closed, or a physical control that does not reach Off. Those are service hypotheses, not homeowner tests. GE notes that confirming some element faults may require a trained technician using a multimeter.

Do not remove knobs unless the exact owner manual describes ordinary user removal, and never use knob removal to reach internal controls. Do not open a control panel, remove a back panel, test voltage, touch an element, adjust a thermostat, or work on gas components. Keep the oven unavailable until qualified service clears it.

Give service a clean event record

Provide the model and serial number, cooking mode and set temperature, time Off was pressed, display response, fan behavior, whether heat visibly continued, odor or smoke, and how power or fuel was safely isolated. Check the model in the CPSC recall database. Ask the technician to identify the failed control or heating part and verify that heat stops normally after a complete test.

Keep the area clear until the appliance is cool and confirmed off. Record the repair and shutoff method in the house file. If gas odor was part of the event, use the separate gas-smell response rather than restarting the oven.