Setting the 12/24 Hour Format
Buick LaCrosse / Buick LaCrosse Owners Manual / Instruments and Controls / Controls / Clock (Radio with CD and Touchscreen) / Setting the 12/24 Hour Format
1. Press the CONFIG button and
select Time and Date Settings,
or press 
.
2. Highlight Set Time Format.
3. Press SELECT to select the 12 hour or 24 hour display format.
See also:
Sun Visors
Pull the visor toward you, or move to the side to help
reduce glare.
On vehicles with a lighted vanity mirror, lift the attached
cover to use. ...
Cruise Control
The cruise control lets the vehicle maintain a speed of about 40 km/h (25 mph)
or more without keeping your foot on the accelerator. Cruise control does not work
at speeds below 40 km/h (25 mph).
...
Power Door Locks
Power Door Locks
(Unlock): Press to unlock all
doors.
(Lock): Press to lock all doors.
See “Power Door Locks” in Vehicle
Personalization. ...