See also:

Add-on Electrical Equipment
The OnStar system is integrated into the electrical architecture of the vehicle. Do not add any electrical equipment. See Add-On Electrical Equipment. Added electrical equipment may interfer ...

Auxiliary Devices (Radio with CD)
The optional AUX input allows portable devices to connect to the vehicle using the 3.5mm (1/8 in) input jack, the USB port, or Bluetooth® wireless technology, if equipped. Portable devices are co ...

Maintenance Schedule
Owner Checks and Services At Each Fuel Stop - Check the engine oil level. See Engine Oil. Once a Month - Check the tire inflation pressures. See Tire Pressure. - Inspect the tires fo ...