1996 Oldsmobile Ciera Headlight bulbs

Remove the headlamp trim panel attaching screws.
Remove the headlamp bulb retaining screws. Do not touch the two headlamp aiming screws, (at the top and side of the retaining ring), or the headlamp aim will have to be readjusted.
Using a screwdriver, remove the retaining ring screws.
Pull the bulb and ring forward then separate them. Unplug the electrical connector from the rear of the bulb.

To install:

Plug the new bulb into the electrical connector.
Install the bulb into the retaining ring and install the ring and bulb.
Install the trim panel.