Unplug the GE dryer power cord. Open the door.
Remove the screws along the top of the inside door frame.
Lift the lid top up and back. Rest the lid against the wall behind the dryer.
Remove the two screws holding the front panel in place at the top of the cabinet. Unplug the door switch electrical connector from its socket.
Lift the front panel up and away from the cabinet. Set the front panel aside.
Push the idler pulley down and to the right to remove the belt.
Slide the belt off the pulleys, then pull the belt off the drum.
Loop the new belt along the belt groove of the drum. Position the other end around the two pulleys.
Move the idler pulley up and to the left to provide tension to the belt.
Replace the front panel. Plug the door switch connector into its socket. Reinstall the screws at the top of the front panel.
Lower the top lid back on the GE front-load dryer cabinet. Reinstall the screws along the top of the inside door frame.