OnStar Steering Wheel Controls
This vehicle may have a Talk/Mute button that can be used to interact with OnStar Hands-Free calling.
See Steering Wheel Controls for more information.
On some vehicles, the Talk button can be used to dial numbers into voice mail systems, or to dial phone extensions. See the OnStar Owner's Guide for more information.
See also:
Cruising, Turning & Stopping
Ride comfort is still king at Buick, and it's a formula GM shouldn't change.
The LaCrosse leaves manhole covers and steel plates behind with the sort of
measured wump that you'll notice but won't ...
Playing a CD
A disc must be loaded to select the
source.
When a disc is loaded, the disc icon
displays.
There are two ways to play a CD:
• Insert the disc and playback
starts automatically.
• Press C ...
Luxurious interior experience
Inside, the two-tone interior is defined by a flowing, uninterrupted design
theme that wraps around the instrument and door panels. Attention to detail is
evident throughout the interior, includin ...