Jeep GRAND CHEROKEE L 2021 Owner's Manual page 19

In case the ignition switch does not change
positions with the push of a button, the key fob
may have a low or fully depleted battery. A low key
fob battery can be verified by referring to the
instrument cluster, which will display directions to
follow.
For more information on ignition positions, see
page 20
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NOTE:
A low key fob battery condition may be indicated by
a message in the instrument cluster display, or by
the LED light on the key fob. If the LED key fob light
no longer illuminates after a key fob button is
pushed, then the key fob battery requires
replacement page 372.
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To Lock/Unlock The Doors And Liftgate
Push and release the unlock button on the key fob
once to unlock the driver's door, or twice within five
seconds to unlock all the doors and the liftgate. To
lock all the doors and the liftgate, push the lock
button once.
If enabled within the Uconnect system, the turn
signals will flash and the illuminated entry system
will be activated when the doors are unlocked.
When the doors are locked, the turn signals will
flash and the horn will chirp.
NOTE:
If the vehicle is unlocked with the key fob, and

no door is opened within 60 seconds, the
vehicle will relock and the Vehicle Security
system will arm (if equipped).
If one or more doors are open, or the liftgate is

open, the doors will lock. The doors will unlock
again automatically if the key is left inside the
passenger compartment, otherwise the doors
will stay locked.
All doors can be programmed to unlock on the first
push of the unlock button through Uconnect
Settings page 193.
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Using The Key Fob To Open Vehicle
Windows — If Equipped
From outside of the vehicle, push and release the
unlock button on the key fob, and within five
seconds push and hold the unlock button for up to
seven seconds. All vehicle door windows will open.
NOTE:
This feature is enabled through Uconnect

Settings page 193.
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Vehicle must be equipped with front and rear

auto up/down windows.
GETTING TO KNOW YOUR VEHICLE
Replacing The Battery In The Key Fob
The replacement battery model is one CR2450
battery.
NOTE:
Customers are recommended to use a battery

obtained from Mopar®. Aftermarket coin
battery specifications may not meet the original
OEM coin battery specifications.
Perchlorate Material — special handling may

www.dtsc.ca.gov/hazard-
apply. See
ouswaste/perchlorate
for further information.
Do not touch the battery terminals that are on

the back housing or the printed circuit board.
Do not replace the coin battery if the LED on the

key fob above the top row buttons blinks when
a button is pressed. The coin battery should last
a minimum of three years with normal vehicle
usage.
1. Remove the emergency key (2) by pushing
the emergency key release button (1) on the
side of the key fob, and pulling the emergency
key out with the other hand.
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