GM Service Manual Online
For 1990-2009 cars only

One-Piece Composite Headlamp System

To replace a headlamp bulb for vehicles that have a one-piece composite headlamp system, do the following:

  1. Open the hood. See Hood Release for more information.

  2. Object Number: 856690  Size: B3
  3. Remove the black retainer clips by lifting up.
  4. Pull the headlamp assembly out.
  5. Unplug the electrical connector.

  6. Object Number: 808665  Size: B3
  7. Turn the bulb socket assembly counterclockwise to remove it.
  8. Put the new bulb socket assembly into the headlamp assembly and turn it clockwise until it is tight.
  9. Reverse Steps 1 through 4 to reinstall.

Two-Piece Composite Headlamp System

To replace a headlamp bulb for vehicles that have a two-piece composite headlamp system, do the following:

  1. Open the hood. See Hood Release for more information.

  2. Object Number: 856690  Size: B3
  3. Remove the black retainer clips by lifting up.
  4. Unplug the electrical connector.
  5. Pull the headlamp assembly out.

  6. Object Number: 808667  Size: B3
  7. Turn the bulb/socket assembly counterclockwise to remove it.
  8. Put the new bulb/socket assembly into the headlamp assembly and turn it clockwise until it is tight.
  9. Reverse Steps 1 through 4 to reinstall.