1995 Buick Regal Owner's Manual - Page 237

2. Remove the plastic wing nuts. 3. Pull the taillamp housing away from the body of the vehicle. 4. Squeeze the tab on the socket and turn the socket counterclockwise. 5 . Pull out the socket. 6. Pull the bulb out of the socket. 7. Push in a new bulb. 8. Replace the socket into the housing turn clockwise. and 9. Replace the taillamp housing the body of the vehicle. to 10. Install the wing nuts. 11. Reposition the carpet and tighten the plastic nuts.