Owner's Manual
Page 131
... not functioning properly and should be checked by a dealer. OnStar® service also cannot work unless you at all times. You can always press the blue OnStar® button to operate. There are in a place where the wireless service provider OnStar® has hired for that area has coverage, network capacity...
... not functioning properly and should be checked by a dealer. OnStar® service also cannot work unless you at all times. You can always press the blue OnStar® button to operate. There are in a place where the wireless service provider OnStar® has hired for that area has coverage, network capacity...