Cadillac ATS 2018 Owner's Manual page 224

222 DRIVING AND OPERATING
Warning (Continued)
for other vehicles, which could
cause an accident if the brakes are
not applied manually. You and
others could be seriously injured or
killed.
Setting Adaptive Cruise Control
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If is on when not in use, it could
get pressed and go into ACC when not
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desired. Keep off when cruise is
not being used.
Select the set speed desired for ACC.
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:
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1. Press .
2. Get up to the desired speed.
3. Press and release SET .
4. Remove your 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 in the
instrument cluster and Head-Up
Display (HUD). When the 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, the
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
Do one of the following:
Use the accelerator to get to the
higher speed. Press SET down.
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. The ACC
indicator will turn blue on the
instrument cluster and the
Head-Up Display (HUD). See
Vehicle Messages 0 139.
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 to the
first detent. For each press, the
vehicle goes 1 km/h (1 mph)
faster.