GM Service Manual Online
For 1990-2009 cars only

To replace one of these bulbs:

  1. Open the hood. See Hood Release
  2. Lift the two headlamp retaining clips to release the headlamp assembly from the vehicle.

  3. Object Number: 1566498  Size: B3
  4. Pull the headlamp assembly away from the vehicle to access the electrical connectors.
  5. Remove the bulb cover for the high beam (A) and low beam (B) bulbs.

  6. Object Number: 1566481  Size: B3
  7. Remove the bulb socket that needs to be replaced by turning it counterclockwise.
  8. Disconnect the electrical connector from the old bulb.
  9. Plug the electrical connector into the new bulb using care not to touch the glass with your fingers.
  10. Turn the new bulb clockwise to install it in the socket.
  11. Reinstall the bulb covers.
  12. Push the headlamp assembly back into place in the vehicle.
  13. Press down on the retaining clips to secure the headlamp assembly.