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.
See also:
Off-Road Recovery
The vehicle's right wheels can
drop off the edge of a road onto
the shoulder while driving.
Follow these tips:
1. Ease off the accelerator and
then, if there is nothing in the
way, steer t ...
Playing from the Hard Drive Device
HDD (Hard Drive Device): Press
the HDD button to start playing
tracks from the HDD. HDD displays
and playback resumes from where it
was last stopped.
HDD Playback ModeThe infotainment system ...
Security
OnStar provides services like Stolen
Vehicle Assistance, Remote Ignition
Block, and Roadside Assistance,
if the vehicle is equipped with these
services. OnStar can unlock the
vehicle doors r ...