GM Service Manual Online
For 1990-2009 cars only

Object Number: 1505481  Size: B2
  1. High-beam Headlamp

  2. Low-beam Headlamp

  3. Sidemarker Lamp

To replace one of these bulbs:

  1. Open the hood. See Hood Release .

  2. Object Number: 1826283  Size: B4
  3. Remove the headlamp retainer pin (A) by turning it towards the headlamp assembly and pulling it straight out.
  4. Remove the screw (B) from the top of the headlamp assembly.
  5. Pull the assembly away from the vehicle.
  6. Disconnect the socket wiring harness connector from the headlamp assembly.
  7. Turn the bulb socket counterclockwise to remove from the assembly.
  8. To replace a headlamp bulb, disconnect the bulb socket wiring harness and connect to the new bulb socket.
  9. To replace a sidemarker bulb, pull the old bulb out and push a new bulb in.

  10. Reinstall the bulb socket by inserting into the bulb assembly and turning it clockwise to secure.
  11. Reverse steps 1 through 5 to reinstall.