GM Service Manual Online
For 1990-2009 cars only

To replace one of these bulbs:


  1. Object Number: 864159  Size: A3

    Remove the two inboard nuts from the inside of the taillamp assembly.

  2. Pull the taillamp assembly straight back to clear the studs.
  3. Slide the taillamp assembly slightly upward to release the lower clip.
  4. Remove the three nuts on the taillamp assembly.
  5. Remove the taillamp assembly from the vehicle.

  6. Object Number: 811091  Size: B3
  7. Remove the bulb socket by squeezing the tab on the side of the socket while turning it counterclockwise.
  8. Turn the bulb counterclockwise to remove it.
  9. Turn the bulb clockwise to install it in the socket.
  10. Reinstall the bulb socket by squeezing the tab while turning it clockwise.
  11. Reinstall the taillamp assembly and three nuts on the vehicle.
  12. Slide the taillamp slightly downward to reengage the lower clip.
  13. Push the taillamp straight forward to reengage the studs.
  14. Reinstall the two inboard nuts from the inside of the taillamp assembly.