Unplug the range from the wall or turn off the breaker in the fuse box.
Remove the oven racks, then use a screwdriver to flip down the hinge locks on the oven door hinges. Lift the oven door 45-degrees and remove the door.
Remove the screws on the bottom panel of the oven if replacing the bake ignitor or remove the screws from the top burner and shield assembly if replacing the broil ignitor.
Remove the bottom panel or top burner and shield assembly.
Remove the screws securing the burner shield then remove the burner shield, if replacing the bake ignitor.
Remove the mounting screws securing the ignitor to the oven. The ignitor is located on the rear of the oven, beside the burner on both the top and bottom of the oven.
Pull the ignitor away from the wall, pulling the wires with it. If the wire connector will not pass through the oven wall, remove the bottom drawer by pulling it straight out to attempt to access the ignitor wire. If the wire is still not accessible, pull the oven away from the wall and then remove the screws securing the back panel to the oven. Remove the back panel, then disconnect the ignitor wire connector.
Remove the ignitor and then connect the new ignitor cable to the oven wire harness.
Position the ignitor in place. Secure using the mounting screws from the old ignitor.
Reinstall the burner shield and burner on the top or the burner shield and bottom panel on the bottom of the oven.
Reinstall the oven door. Open the door and flip the latches up to lock the door into place.
Replace the oven racks, push the oven back against the wall (if applicable) and restore power to the oven.