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:
Navigation
OnStar navigation requires the Directions and Connections service plan.
Push to receive directions or have
them sent to the vehicle navigation screen. Destinations can also be forwarded to
the v ...
Third Row Seats
If the vehicle has a third row seat, the seatback can be folded, and the entire
seat can be tumbled or removed from the vehicle. ...
Headlamp Washer
For vehicles with headlamp washers
they clear debris from the headlamp
lenses.
The headlamp washers are beneath
the headlamps.
Press the washer button at the end
of the windshield wiper le ...