Tail Lamp Bulb Replacement for GMC Truck TopKick C-Series (Crew) C4/C5 2003

1. Roll back the rubber housing boot and pull the lens from the lamp housing.



2. Press the bulb into the socket, then turn the bulb to the left and pull the bulb out.

1. Press the bulb into the socket and turn the bulb to the right.



2. Position the lens into the rubber boot and make sure the lens is fully seated.