GE Oven Error Code F74

F74 means the oven's control board has detected a fault with the T012 glass touch input. This is the capacitive touchpad you use to control the oven. The board is not receiving a valid signal from the glass touch, which can be caused by a loose wiring harness connection, damaged wiring, or a failed glass touch assembly.

You should not rely on the oven while F74 is active. The fault means the touchpad is not communicating reliably with the control board, which means inputs may not register correctly or at all. Operating the oven in this state risks unintended behavior or an oven that cannot be controlled or shut off through the panel.

A power reset by unplugging the oven for 30 seconds or tripping the breaker may temporarily clear F74, but if the underlying issue with the T012 glass touch or its wiring harness is still present, the code will return. A reset alone is not a repair, it is only useful as a first check to see whether the fault is intermittent or persistent.

Start by unplugging the oven or switching off its circuit breaker, then access the control panel area and check that the harness connectors between the T012 glass touch and the control board are fully seated and undamaged. Reconnect any loose plugs and restore power to see if the code clears. If the connections are secure and F74 returns, the glass touch assembly needs to be replaced.

If the fix is simply reseating a loose harness connector, there is no parts cost. If the T012 glass touch assembly needs replacement, the part typically ranges from roughly $80 to $200 depending on the specific GE model. Adding professional labor, expect a total repair cost between $150 and $350. Replacing the control board, which is rarely necessary for F74, can push that higher.