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:
Universal Remote System
The Universal Home Remote
System allows for garage door
openers, security systems, and
home automation devices to be
programmed to work with these
buttons in the vehicle.
See Universal Re ...
Resetting the Power Folding Mirrors
Reset the power folding mirrors if:
The mirrors are accidentally obstructed while folding.
They are accidentally manually folded/unfolded.
The mirrors will not stay in the unfolded position.
...
Battery Power Protection
This feature helps to prevent
battery drain if accessory lamps
are left on. If accessory lamps such
as the vanity mirror, cargo, reading,
console, or glove box are left on,
they automaticall ...