GM Service Manual Online
For 1990-2009 cars only

To replace a bulb, do the following:

  1. Open the hood. See Hood Release for more information.
  2. Remove the grille by grasping and pulling it forward.
  3. Lift the inner quick release clips.
  4. Pull the headlamp assembly away from the vehicle.
  5. Remove the cover from the headlamp bulb.
  6. Disconnect the wiring harness.
  7. Remove the bulb socket by turning it counterclockwise. Pull the bulb from the socket.
  8. Replace the bulb.
  9. Reinstall by reversing Steps 1 through 6.