Place a Call Using a Stored Number
1. Push 
. System responds:
“OnStar ready.”.
2. Say “Call <name tag>.” System responds: “OK, calling <name tag>.”
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.
...
How the System Works
LDW uses a camera located between the inside
rearview mirror and the windshield to detect the lane
markings.
(Lane Departure Warning): To turn
LDW on and off,
press the LDW control, located ...
Intelligent personal technologies
The contemporary atmosphere of the cabin includes the digital connectivity
and personal technology offered in the new Buick LaCrosse. That includes
features such as in-dash navigation, Bluetooth c ...