OnStar®
OnStar® uses several innovative technologies and live advisors to provide a wide range of safety, security, navigation, diagnostics, and calling services.
See also:
Head Restraint Adjustment
Do not drive until the head restraints for all occupants
are installed and adjusted properly.
For more information see Head Restraints. ...
COOLANT LEVEL LOW ADD
COOLANT
This message will display if the
coolant is low. See Engine Coolant. ...
Dual Tone Multi-Frequency (DTMF) Tones
The in-vehicle Bluetooth system can send numbers during a call. This is used
when calling a menu-driven phone system.
For Radio with CD:
1. Turn or press the TUNE/MENU knob and select Enter Number ...