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:
LED Lighting
The vehicle may have LED headlamps. For replacement of the LED lighting assembly
contact your dealer. ...
Tire Pressure
If the vehicle is a hybrid, see the hybrid supplement for more information.
Tires need the correct amount of air pressure to operate effectively.
Notice: Neither tire underinflation nor overinflatio ...
Coverage
Services are provided up to
5 years/160 000 km(100,000mi),
whichever comes first.
In the U.S., anyone driving the
vehicle is covered. In Canada, a
person driving the vehicle without
permiss ...






