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:
Engine Oil Additives/Engine Oil Flushes
Do not add anything to the oil. The recommended oils with the dexos specification
and displaying the dexos certification mark are all that is needed for good performance
and engine protection.
En ...
Windows
Premium Trim Shown, Up-Level Similar
The driver door has switches that control all windows, the passengers door switch
only control that window. The power windows work when the ignition is in ON/ ...
Dome Lamp Override
The dome lamp override button is located next to the exterior lamps control.
: Press the button in and the dome
lamps remain off when a door is opened. Press the button again to return it to the ...