GMC ACADIA 2017 Owner's Manual page 249

248 Driving and Operating
Setting Adaptive Cruise Control
If is on when not in use, it could
get pressed and go into cruise when
not desired. Keep 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.
To set ACC:
1. Press .
2. Get up to the desired speed.
3. Press and release SET .
4. Remove foot from the
accelerator.
After ACC is set, it may immediately
apply the brakes if a vehicle ahead
is detected closer than the selected
following gap.
The ACC indicator displays on the
instrument cluster. When ACC is
active, the indicator will be lit green.
Be mindful of speed limits,
surrounding traffic speeds, and
weather conditions when selecting
the set speed.
Resuming a Set Speed
If the ACC is set at a desired speed
and then the brakes are applied,
ACC is disengaged without erasing
the set speed from memory.
To begin using ACC again, press
RES+ up briefly. The vehicle returns
to the previous set speed.
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. Press SET .
Release the control and 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.
A warning message will appear
on the Driver Information Center
(DIC). See Cruise Control
Messages 0 149.
Press and hold RES+ until the
desired set speed appears on
the display, then release it.
To increase vehicle speed in
small increments, press RES+ to
the first detent. For each press,
the vehicle goes 1 km/h (1 mph)
faster.
To increase vehicle speed in
larger increments, press RES+
to the second detent. For each
press, the vehicle speed
increases to the next 5 km/h
(5 mph) mark on the
speedometer.