OnStar
Cadillac CTS / Cadillac CTS Owners Manual / OnStar
See also:
Tire Pressure Monitor System
The Tire Pressure Monitor System (TPMS) uses radio and sensor technology to check
tire pressure levels. The TPMS sensors monitor the air pressure in your tires and
transmit tire pressure readings ...
Infotainment
Read this manual thoroughly to become familiar with how the navigation system
operates.
The navigation system includes navigation and audio functions.
Keeping your eyes on the road and your mind o ...
Roadside Service (U.S. and Canada)
U.S.: 1-800-224-1400
Canada: 1-800-882-1112.
Text Telephone (TTY) Users
(U.S. Only): 1-888-889-2438.
Service is available 24 hours a day, 365 days a year.
Calling for Service
When callin ...






