Multi-Band Antenna
The antenna located on the roof of the vehicle is used for the OnStar, XM Satellite Radio Service System, and GPS (Global Positioning System), if the vehicle has these features. Keep the antenna clear of obstructions for clear reception.
If the vehicle has a sunroof and it is open, the performance of OnStar, XM, and GPS can be affected.
See also:
Storage Compartments
The glove box is air conditioned and can be used to store items at a lower
temperature. Move the slide control to open or close the opening to adjust the
air flow. See Glove Box for more information ...
When to Change Engine Oil
This vehicle has a computer system that indicates when to change the engine oil
and filter. This is based on a combination of factors which include engine revolutions,
engine temperature, and mile ...
Antilock Brake System (ABS)
This vehicle has the Antilock Brake System (ABS), an advanced electronic
braking system that helps prevent a braking skid.
When the engine is started and the vehicle begins to drive away, ABS chec ...






