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:
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. ...
Convex Mirrors
WARNING
A convex mirror can make things, like other vehicles, look farther away than
they really are. If you cut too sharply into the right lane, you could hit a vehicle
on the right. Check the i ...
Washer Fluid Messages
WASHER FLUID LOW ADD FLUID
This message displays when the windshield washer fluid is low.
Fill the windshield washer fluid reservoir as soon as possible. See Engine Compartment Overview on page 10 ...





