Turning the System On or Off
VOL/ 
(Volume/Power): Press to
turn the system on and off.
Automatic Switch-Off
If the infotainment system has been turned on after the ignition is turned off, the system will turn off automatically after 10 minutes.
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 ...
Tire Messages
TIRE PRESSURE LOW ADD AIR TO TIRE
On vehicles with the Tire Pressure Monitor System (TPMS), this message displays
when the pressure in one or more of the vehicle's tires is low.
The low tire p ...
Sending a Number During a Call
1. Press . The system responds
with “Ready”
followed by a tone.
2. Say “Dial”. The system responds with “Say a
number to send tones” followed by a tone.
3. Say the number to send.
...