1996 Buick Regal Owner's Manual - Page 254

3. Lift the plastic locking tab on the electrical connector and pull the connector from the headlamp bulb socket. 4. Align the tabs on the new bulb socket with the slots in the housing and install the bulb socket. 5. Turn the bulb socket clockwise. Avoid touching the glass on the new bulb. 1. Remove the plastic nuts and pull the carpet away from the rear of the trunk. 6. Snap the electrical connector into the bulb socket.