Cadillac 2005 STS - Manual (Page 79)

Rear Seat Pass-Through Door
This feature allows you to access the trunk without
opening the trunk lid.
To open the door, do the following:
1. Pull down the rear seat armrest.
2. If it is locked, insert and turn the key
counterclockwise in the lock on the door.
3. Press the button above the lock.
4. Lower the door.
To open the trunk lid, pull down the emergency trunk
release handle located in the trunk. See “Emergency
Trunk Release Handle” following.
Emergency Trunk Release Handle
Notice: Using the emergency trunk release handle
as a tie-down or anchor point when securing
items in the trunk may damage it. Use the
emergency trunk release handle only to help you
open the trunk lid.
There is a glow-in-the-dark trunk release handle located
inside the trunk near the back of the rear seats. This
handle will glow following exposure to light. Pull
down the release handle to open the trunk from the
inside of the vehicle.
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