Reactivation for Subsequent Owners
Push 
and follow the prompts to
speak to an Advisor as soon as
possible after acquiring the vehicle.
The Advisor will update vehicle records and will explain the OnStar service offers and options available.
See also:
Passenger Safety Belt Reminder Light
When the vehicle is started this light flashes and a chime may come on to
remind the front passenger to fasten their safety belt. Then the light stays on
solid until the belt is buckled.
This ...
Roadside Service
U.S.: 1-800-224-1400
Canada: 1-800-882-1112
TTY Users (U.S. only):
1-888-889-2438
Mexico: 01-800-466-0805
As the owner of a new Cadillac,
you are automatically enrolled in the
Roadside Servic ...
Setting the Clock
The navigation system time and the analog clock operate independently. Changing
the time through the navigation system does not change the time on the analog clock.
See Clock to change ...