GM Service Manual Online
For 1990-2009 cars only

To replace a headlamp bulb, do the following:

  1. Open the hood. See Hood Release for more information.
  2. Remove the front turn signal/parking lamp assembly. See Front Turn Signal, Sidemarker and Parking Lamps .
  3. Pull the assembly away from the vehicle.

  4. Object Number: 809576  Size: B3
  5. Unscrew the black retainer ring that holds the bulb assembly in place.
  6. Pull the bulb assembly straight up from the lamp housing.
  7. Unhook the electrical connector by lifting up the blue tabs and pulling the bulb out.

  8. Object Number: 809523  Size: B3
  9. Install the new bulb through the black retainer ring and into the electrical connector.
  10. Tighten the black retainer ring in place. Push the bulb firmly enough so that the blue tabs hook over the tab on the bulb.

  11. Object Number: 811480  Size: B3
  12. Carefully put the bulb assembly back into the lamp housing. Be careful not to damage the bulb on the headlamp aiming bar.

  13. Object Number: 811489  Size: B3
  14. Align the pins on the bottom of the headlamp assembly with the holes in the lamp support bracket.
  15. Reinstall the front turn signal/parking lamp assembly. See Front Turn Signal, Sidemarker and Parking Lamps next in this section.