GM Service Manual Online
For 1990-2009 cars only

To replace one of these bulbs:

  1. Open the trunk. See Trunk.

  2. Object Number: 1887128  Size: G1
  3. Turn the bulb socket counterclockwise and pull it straight out.
  4. Pull the bulb straight out of the bulb socket.
  5. Push the new bulb straight into the bulb socket until it clicks.
  6. Push the bulb socket straight in and turn it clockwise to lock it into place.