See also:

Battery Power Protection
This feature shuts off the dome lamps if they are left on for more than 10 minutes when the ignition is in LOCK/OFF. This helps to prevent the battery from running down. ...

Safety refinements
Designed and engineered with occupant safety and protection in mind, the DTS reinforces Cadillac's long-standing reputation for safe occupant environments in premium vehicles. The new 2006 DTS i ...

Programming with a Recognized Transmitter (Keyless Access Vehicles Only)
A new transmitter can be programmed to the vehicle when there is one recognized transmitter. To program, the vehicle must be off and all of the transmitters, both currently recognized and new, mu ...