Cadillac cts User Manual

The security light is located
on the instrument panel
cluster.

If the ignition is off and a door is open, the security light
will flash, reminding you to arm the theft

-

deterrent

system.

To arm the system, do the following:

1. Open the door.

2. Lock the door using the remote keyless entry

transmitter or the power door lock switch. The
security light should come on and stay on.

3. Close all the doors. The security light should go off

within approximately 30 seconds.

If a door or a trunk is opened without a key or a remote
keyless entry transmitter, the horn will sound and the
lamps will flash for up to 30 seconds.

The theft

-

deterrent system won’t arm if you lock the

doors with a key or use the manual door lock. It
activates only if you use the remote keyless entry
transmitter.

To avoid activating the alarm by accident do the
following:
D The vehicle should be locked with the door key or

the manual door lock after the doors are closed if
you don’t want to arm the theft

-

deterrent system.

D Always unlock a door with a key or use the remote

keyless entry transmitter. Pressing the unlock button
on the remote keyless entry transmitter disables the
theft

-

deterrent system. Unlocking a door any other

way will activate the alarm when a door or the trunk
is opened.

If you activate the alarm by accident, unlock the driver’s
door with your key. You can also turn off the alarm by
using the unlock button on the remote keyless entry
transmitter, or by starting the vehicle with a valid key.