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:
Finish Care
Application of aftermarket clearcoat sealant/wax materials is not recommended.
If painted surfaces are damaged, see your dealer to have the damage assessed and
repaired. Foreign materials such as ...
Trip Odometer
A trip odometer show how far the vehicle has been
driven since the odometer was last set to zero.
See Driver Information Center (DIC) for
information on resetting the trip odometer. ...
Washing the Vehicle
To preserve the vehicle's finish, keep it clean by washing it often.
Do not wash the vehicle in direct sunlight and use a car washing soap.
Notice: Do not use cleaning agents that are petroleum base ...