Cadillac 2013 ATS Owner's Manual page 213

(On/Off): Press to turn the
system on or off.
+RES (Resume/Accelerate):
Press the control up briefly to
resume the previous set speed or to
increase vehicle speed if ACC is
already activated. To increase
speed by 1 km/h (1 mph), press
+RES up to the first detent. To
increase speed by 5 km/h (5 mph)
increments, press +RES up to the
second detent.
SET (Set/Coast): Press the
control down briefly to set the speed
and activate ACC or to decrease
vehicle speed if ACC is already
activated. To decrease speed by
1 km/h (1 mph), press SET down
to the first detent. To decrease
speed by 5 km/h (5 mph)
increments, press SET down to the
second detent.
(Cancel): Press to disengage
ACC without erasing the set speed
from memory.
(Follow Distance Gap): Press
to select a following gap time (or
distance) setting for ACC. Select a
gap setting: Far, Medium, or Near.
Setting Adaptive Cruise Control
If the cruise button is on when not in
use, it could get bumped and go into
cruise when not desired. Keep the
cruise control button off when cruise
is not being used.
Driving and Operating
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 40 km/h (25 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 the SET
control on the steering wheel.
4. Remove foot from the
accelerator.
After ACC is set, it may immediately
apply the brakes if a vehicle ahead
is closer than the selected
following gap.
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