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 Removal and Reinstallation
The rear outboard head restraints can be removed if they interfere with the proper installation of the child restraint.
To remove the head restraint:
1. Partially fold the seatback forward. See Rear ...
Engine Heater
The engine coolant heater, if available, can help in cold weather conditions at or below −18°C (0°F) for easier starting and better fuel economy during engine warm-up.
Plug in the coolant hea ...
Setting Preset PTYs (RDS Only)
These pushbuttons have factory PTY presets.
Up to 12 PTYs (six FM1 and six FM2), can
be programmed on the six numbered pushbuttons,
by performing the following steps:
1. Press BAND to select F ...
