Buick E2UB-N Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14583509) - 2021 - CRC - 1/8/21
Driving and Operating
217
To begin using ACC again, press RES+ up
briefly.
.
If the vehicle is moving more than 5 km/h
(3 mph), it returns to the previous set
speed.
.
If the vehicle is stopped with the brake
pedal applied, press RES+ and release the
brake pedal. ACC will hold the vehicle
until RES+ or the accelerator pedal is
pressed.
A green ACC indicator and the set speed
display on the instrument cluster. The
vehicle ahead indicator may be flashing if a
vehicle ahead was present and moved. See
“
Approaching and Following a Vehicle
”
later
in this section.
Once ACC has resumed, the vehicle speed
will increase to the set speed under the
following conditions:
.
There is no vehicle ahead.
.
The vehicle ahead is beyond the selected
following gap.
.
The vehicle speed is not being limited
because of a sharp turn.
Increasing Speed While ACC is at a Set Speed
If ACC is already activated, do one of the
following:
.
Use the accelerator to get to the higher
speed. Briefly press and release SET
–
and
release the accelerator pedal. The vehicle
will now cruise at the higher speed.
When the accelerator pedal is pressed,
ACC will not brake because it is
overridden. While overridden, the ACC
indicator will turn blue on the instrument
cluster and heads up display, if equipped.
.
Press and hold RES+ up until the desired
set speed appears on the display, then
release it.
.
To increase vehicle speed in small
increments, press RES+ up briefly. For
each press, the vehicle goes 1 km/h or
(1 mph) faster.
.
To increase vehicle speed in larger
increments, hold RES+. While holding
RES+, the vehicle speed increases to the
next 5 km/h (5 mph) step, then continues
to increase by 5 km/h (5 mph) at a time.
The set speed can also be increased while
the vehicle is stopped.
.
If stopped with the brake applied, press
RES+ until the desired set speed is
displayed.
.
If ACC is holding the vehicle at a stop and
there is another vehicle directly ahead,
pressing RES+ will increase the set speed.
.
Pressing RES+ when there is no longer a
vehicle ahead or the vehicle ahead is
pulling away and the brake is not applied
will cause the ACC to resume.
When it is determined that there is no
vehicle ahead inside the selected following
gap, then the vehicle speed will increase to
the set speed.
Reducing Speed While ACC is at a Set Speed
If ACC is already activated, do one of the
following:
.
Use the brake to get to the desired lower
speed. Press SET
–
down and release the
accelerator pedal. The vehicle will now
cruise at the lower speed.
.
Press and hold SET
–
down until the
desired lower speed is reached, then
release it.
.
To decrease the vehicle speed in smaller
increments, press SET
−
down briefly. For
each press, the vehicle goes about 1 km/h
or (1 mph) slower.