Open the tailgate.

Remove the service cover. (Loosen the lamp assembly retaining screws and remove the lamp assembly from the body of the vehicle for back-up lamp)

Remove the socket from the assembly by turning the socket counterclockwise until the tabs on the socket align with the slots on the assembly.

Tail lamp

Back-up lamp

Remove the bulb from the socket by pressing it in and rotating it counter-clockwise until the tabs on the bulb align with the slots in the socket. Pull the bulb out of the socket.

Insert a new bulb by inserting it into the socket and rotating it until it locks into place.

Install the socket in the assembly by aligning the tabs on the socket with the slots in the assembly. Push the socket into the assembly and turn the socket clockwise.

Install the service cover by putting it into the service hole.