Cadillac CTS 2013 Owner's Manual page 28

2-2 Keys, Doors, and Windows
One of the following keys comes
with the vehicle.
Key Access
This key is used for the driver door,
ignition and glove box.
Keyless Access
This key, located inside the keyless
access transmitter, is used for the
driver door, glove box and rear seat
pass-through door. See Rear Seat
Pass-Through Door under Boot
(Sedan, Coupe) on page 2 17 for
more information.