Unplug the oven power cord from the electrical outlet.
Open the oven door. Slide the oven racks out and set them aside.
Remove the two screws holding the thermocouple to the back oven wall about 1 inch from the top panel.
Pull the wire thermocouple forward until the electrical connector is visible. Press the tabs on the sides of the electrical harness to disconnect it. Remove the thermocouple from the oven.
Plug the new wire thermocouple electrical connector into the wire harness. Position the thermocouple onto the back oven wall. Install the two screws that hold it in place.
Replace the oven racks. Close the oven door.