1. Disconnect the wiring harness from the bulb socket. To access the bulb on the right side, you can remove the washer reservoir and move it to the side (without disconnecting the hoses); on the left side you can remove the battery.
2. Turn the lamp holder counterclockwise and remove it.
3. Press lightly on the bulb, turn it and remove it from the socket.
4. Insert the new bulb so that the tabs on the bulb base fit into the slots in the socket, press it lightly and turn it until it stops. Insert the socket into the housing and turn it clockwise until it locks. Connect the connector with wires.