GM Service Manual Online
For 1990-2009 cars only
  1. Open the trunk.
  2. Unhook the convenience net (if equipped) and remove it.

  3. Object Number: 810634  Size: B3
  4. Unscrew the upper convenience net hook attachment.
  5. Pull the trunk trim carpeting away from the rear of the trunk.
  6. Remove the upper trunk trim hook and the two plastic wing nuts from the taillamp.

  7. Object Number: 810653  Size: B3
  8. Carefully remove the taillamp assembly. Be careful to avoid scratching or chipping the paint on the vehicle.

  9. Object Number: 810645  Size: B3
  10. Turn the lamp socket a quarter turn counterclockwise to remove.

  11. Object Number: 810642  Size: B3
  12. Remove the old bulb.
  13. Place the new bulb into the socket.
  14. Turn the lamp socket a quarter turn clockwise to reinstall it.
  15. Carefully reinstall the taillamp assembly by reversing Steps 1 through 5. Be careful to avoid scratching or chipping the vehicle's paint.