GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./
Canada/Mexico-16417394) - 2023 - CRC - 5/16/22
226
Driving and Operating
Warning (Continued)
while driving and you should be ready to
take action and apply the brakes. See
{
Warning
ACC will not detect or brake for children,
pedestrians, animals, or other objects.
Do not use ACC 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 poor due to rain, snow,
fog, dirt, insect residue, or dust; when
other foreign objects obscure the
camera and/or radar; or when the
vehicle in front or oncoming traffic
causes additional environmental
obstructions, such as road spray. ACC
performance is limited under these
conditions.
(Continued)
Warning (Continued)
.
On slippery roads where fast changes
in tire traction can cause excessive
wheel slip.
J
:
Press to turn the system on or off. The
indicator turns white on the instrument
cluster when ACC is turned on.
RES+ :
Press briefly to resume the previous
set speed or to increase vehicle speed if ACC
is already activated. To increase speed by
about 1 km/h (1 mph), press RES+ briefly. To
increase speed to the next 5 km/h (5 mph)
mark on the speedometer, hold RES+.
SET
–
:
Press briefly to set the speed and
activate ACC or to decrease vehicle speed if
ACC is already activated. To decrease speed
by about 1 km/h (1 mph), press SET
–
briefly.
To decrease speed to the next 5 km/h
(5 mph) mark on the speedometer,
hold SET
–
.
*
:
Press to disengage ACC without erasing
the selected set speed.
[
:
Press to select a following gap setting
for ACC of Far, Medium, or Near.
The speedometer reading can be displayed
in either English or metric units. See
. The increment
value used depends on the units displayed.
Switching Between ACC and Regular Cruise
Control
To switch between ACC and regular cruise
control, press and hold
*
. A Driver
Information Display (DIC) message displays.
See
