GM Service Manual Online
For 1990-2009 cars only

To replace one of these bulbs:

  1. Open the hood. See Hood Release .

  2. Object Number: 1593305  Size: B3
  3. Remove the three headlamp assembly attachment screws.
  4. Pull the headlamp assembly toward you to release it from the hidden, lower headlamp mount. The headlamp assembly will need to be carefully disengaged from the vehicle.

    1. Object Number: 1593306  Size: B3

      Sidemarker Lamp

      Parking/Turn Signal Lamp

      Low/High-Beam/DRL Headlamp

  5. Pull the locking tab back on the bulb socket and push the release tab in to release the wiring harness. Turn the bulb socket counterclockwise to remove it from the headlamp assembly.
  6. Pull the bulb straight out from the socket.
  7. Push the new bulb into the socket and reinstall the socket into the headlamp assembly by turning it clockwise.
  8. Reconnect the electrical connector.
  9. Push the headlamp back into the lower headlamp mount carefully.
  10. Reinstall the three headlamp assembly screws.