Jeep Grand Cherokee 2020 Owner's Manual page 130

128 SAFETY
Disabling And Enabling HSA
This feature can be turned on or turned off. To
change the current setting, proceed as follows:
If disabling HSA using your instrument cluster

display, refer to "Instrument Cluster Display"
in "Getting To Know Your Instrument Panel"
for further information.
If disabling HSA using Uconnect Settings,

refer to "Uconnect Settings" in "Multimedia"
for further information.
For vehicles not equipped with an instrument
cluster display, perform the following steps:
1. Center the steering wheel (front wheels
pointing straight forward)
2. Shift the transmission into PARK
3. Apply the park brake
4. Start the engine
5. Rotate the steering wheel slightly more than
one-half turn to the left
6. Push the "ESC OFF" button located in the
lower switch bank below the climate control
four times within 20 seconds. The "ESC OFF
Indicator Light" should turn on and turn off
two times
7. Rotate the steering wheel back to center
and then an additional slightly more than
one-half turn to the right
8. Turn the ignition to the OFF mode and then
back to ON/RUN. If the sequence was
completed properly, the "ESC OFF Indicator
Light" will blink several times to confirm
HSA is disabled
9. Repeat these steps if you want to return this
feature to its previous setting
Towing With HSA
HSA will also provide assistance to mitigate roll
back while towing a trailer.
WARNING!
If you use a trailer brake controller with your

trailer, the trailer brakes may be activated
and deactivated with the brake switch. If
so, there may not be enough brake pres-
sure to hold both the vehicle and the trailer
on a hill when the brake pedal is released.
In order to avoid rolling down an incline
while resuming acceleration, manually acti-
vate the trailer brake or apply more vehicle
brake pressure prior to releasing the brake
pedal.
HSA is not a parking brake. Always apply

the parking brake fully when exiting your
vehicle. Also, be certain to place the trans-
mission in PARK.
Failure to follow these warnings can result

in a collision or serious personal injury.