GMC Terrain: Unable to Connect to OnStar Message
If there is limited cellular coverage or the cellular network has reached maximum capacity, this message may come on. Push Q to try the call again or try again after driving a few miles into another cellular area. 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.
Cellular and GPS Antennas
Avoid placing items over or near the antenna to prevent blocking cellular and GPS signal reception. Cellular reception is required for OnStar to send remote signals to the vehicle. ...Add-on Electrical Equipment
The OnStar system is integrated into the electrical architecture of the vehicle. Do not add any electrical equipment. See Add-On Electrical Equipment on page 9‑64. Added electrical equipment ...See also:
Weight of the Trailer
How heavy can a trailer safely be? Speed, altitude, road grades, outside temperature,
special equipment, and the amount of tongue weight the vehicle can carry must be
considered. See “Weight of ...
Power Windows
Turn the ignition switch to the ON
(II) position to raise or lower any
window. To open the window, push
the switch down and hold it. Release
the switch when you want to stop the
window. ...
Paths
The current menu level is displayed at the
upper right of the center console display. Menu
paths are displayed as follows, for example:
Settings
Car settings
Lock settings
Doors un ...