Vehicle and Power Issues
OnStar services require a vehicle electrical system, wireless service, and GPS satellite technologies to be available and operating for features to function properly. These systems may not operate if the battery is discharged or disconnected.
See also:
Hill Start Assist (HSA)
Some vehicles have a Hill Start Assist (HSA) feature, which may be useful when
the vehicle is stopped on a grade. This feature is designed to prevent the vehicle
from rolling, either forward or re ...
Exterior
Sport utility vehicle-like styling features of the Terraza include its
closer-to-vertical squared-off front fascia and its tall hood. Prominent
C-pillars and 17-inch wheels are also supposed to br ...
Radio Menus (Radio with CD)
Radio menus are available for AM and FM.
Turn the TUNE/MENU knob to open the main radio menu for that band.
Selecting a Band
Press the RADIO/BAND button to choose AM, FM, or XM, if equipped. The la ...