The light socket in your refrigerator houses the light bulb and connects it to the power source. If your refrigerator light is not coming on when you open the door, you may need to replace the light socket. Before you replace the light socket, be sure that your light bulb is in working condition, as this may solve the same problem. This light socket kit comes with 2 wire connectors, a light shield, and the new socket. The wire connectors that come with this kit are included so your new socket can replace a variety of old ones. If this light socket is different than your original, you will need to use the connectors to make it fit your refrigerator. Be sure to follow the instructions provided, so this part will fit your refrigerator properly.