GM Service Manual Online
For 1990-2009 cars only

To replace a headlamp bulb:

  1. Open the hood. See Hood Release.
  2. Locate the affected headlamp on the inner front portion of the hood.

  3. Object Number: 1820407  Size: A2

    Turn the bulb socket counterclockwise and pull it out of the headlamp assembly.


    Object Number: 1820410  Size: A2

    Unplug the electrical connector.

  4. Pull the old bulb straight out of the bulb socket.
  5. Push the new bulb socket into the headlamp assembly aligning the bulb socket with the headlamp assembly. Do not to touch the bulb with your fingers or hands.
  6. Turn the bulb socket retainer clockwise to lock it into place.
  7. Plug in the electrical connector.