Receiving a Call

When an incoming call is received, the audio system mutes and a ring tone is heard in the vehicle.

- Press - Press  to ignore a call. to answer the call.

- Press Call Waiting to ignore a call.

    See also:

    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 Service p ...

    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 ...

    How OnStar Service Works
    Automatic Crash Response, Emergency Services, Crisis Assist, Stolen Vehicle Assistance, Vehicle Diagnostics, Remote Door Unlock, Roadside Assistance, Turn-by-Turn Navigation, and Hands-Free ...