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 interfere with the operation of the OnStar system and cause it to not operate.
See also:
Hill and Mountain Roads
Driving on steep hills or through mountains is different than driving on flat
or rolling terrain. Tips for driving in these conditions include:
Keep the vehicle serviced and in good shape.
Che ...
Bluetooth (Overview)
For vehicles equipped with Bluetooth capability, the system can interact
with many cell phones, allowing:
- Placement and receipt of calls in a hands-free mode.
- Sharing of the cell phone’s addr ...
Heated Steering Wheel
: Press to turn the heated steering
wheel on or off. A light on the button displays when the feature is turned on.
The steering wheel takes about three minutes to start heating. ...






