Activating Adaptive Cruise Control (Acc); To Activate/Deactivate - RAM 2500 2020 Owner's Manual

284 STARTING AND OPERATING
NOTE:
Any chassis/suspension or tire size modifica-
tions to the vehicle will affect the performance
of the Adaptive Cruise Control and Forward
Collision Warning System.
A A C
CTIVATING DAPTIVE RUISE
(ACC)
You can only engage ACC if the vehicle speed is
above 0 mph (0 km/h).
The minimum set speed for the ACC system is
20 mph (32 km/h).
When the system is turned on and in the ready
state, the instrument cluster display will read
"ACC Ready."
When the system is off, the instrument cluster
display will read "Adaptive Cruise Control (ACC)
Off."
NOTE:
You cannot engage ACC under the following
conditions:
When in Four-Wheel Drive Low.

When you apply the brakes.

When the parking brake is applied.

When the automatic transmission is in PARK,

REVERSE or NEUTRAL.
When the vehicle speed is outside of the

speed range.
When the brakes are overheated.

C
ONTROL
When the driver door is open at low speed.

When the driver seat belt is unbuckled at low

speed.
Electronic Stability Control (ESC) Full Off

mode is active.
T A /D
O CTIVATE
Push and release the Adaptive Cruise Control
(ACC) on/off button. The ACC menu in the
instrument cluster displays "ACC Ready."
Adaptive Cruise Control Ready
EACTIVATE
To turn the system off, push and release the
Adaptive Cruise Control (ACC) on/off button
again. At this time, the system will turn off and
the instrument cluster display will show
"Adaptive Cruise Control (ACC) Off."
Adaptive Cruise Control Off
WARNING!
Leaving the Adaptive Cruise Control (ACC)
system on when not in use is dangerous. You
could accidentally set the system or cause it
to go faster than you want. You could lose
control and have a collision. Always leave the
system off when you are not using it.