Buick Regal 2014 Owner's Manual page 224

9-42 Driving and Operating
Warning (Continued)
Do not use Adaptive Cruise
Control when:
On winding and hilly roads or
when the sensors are
blocked by snow, ice, or dirt.
The system may not detect a
vehicle ahead. Keep the
entire front of the vehicle
clean.
Visibility is low, such as in
fog, rain, or snow conditions.
Adaptive Cruise Control
performance is limited under
these conditions.
On slippery roads where fast
changes in tire traction can
cause excessive wheel slip.
(On/Off): Press to turn the
system on or off. The indicator turns
white on the instrument cluster
when ACC is turned on.
+RES (Resume/Accelerate):
Press the control up briefly to make
the vehicle resume to a previously
set speed, or hold upwards to
accelerate. If cruise control is
already active, use to increase
vehicle speed.
SET (Set/Coast): Press the
control down briefly to set the speed
and activate ACC. If cruise control is
already active, use to decrease
vehicle speed.
(Cancel): Press to disengage
ACC without erasing the selected
set speed.
(Follow Distance Gap): Press
to select a following gap time (or
distance) setting for ACC of Far,
Medium, or Near.
Setting Adaptive Cruise Control
If the cruise button is on when not in
use, it could get pressed and go into
cruise when not desired. Keep the
cruise control button off when cruise
is not being used.
Select the set speed desired for
cruise. This is the vehicle speed
when no vehicle is detected in
its path.
ACC will not set at a speed less
than 25 km/h (16 mph), although it
can be resumed when driving at
lower speeds.