GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-17942154) - 2025
8 Keys, Doors, and Windows
The mechanical key inside the remote key can
be used for all locks.
To remove the mechanical key, press the
bu
tton on the side of the remote key near
the bottom, and pull the mechanical key out.
Never pull the mechanical key out without
pressing the button.
The mechanical key may have abar-coded key
tag that the dealer or qualified locksmith can
use to make new keys. store this information in
asafe place, not in the vehicle.
See your dealer if areplacement key or
additional key is needed.
If it becomes difficult to turn akey, inspect the
key blade for debris. Periodically clean with
abrush or pick.
With an active OnStar or connected service
plan, an OnStar Advisor may remotely unlock
the vehicle. See OnStar Overview 3420.
If locked out of the vehicle, see Roadside
Assistance Program 3411.
If equipped with memory seats, remote keys
1and 2are linked to seating positions of
memory 1or 2. See Memory Seats 341.
Remote Key
See Radio Frequency Statement 3416.
If there is adecrease in the remote key
op
erating range:
•
Check the distance. The remote key may be
too far from the vehicle.
•
Check the location. Other vehicles or objects
may be blocking the signal.
•
Check the remote key’s battery. See
“Battery Replacement” under Remote Key
Operation 38.
•
If the remote key is still not working
correctly, see your dealer or aqualified
technician for service.
Remote Key Operation
The Keyless Access system allows for vehicle
entry when the remote key is within 1 m (3
ft). See “Keyless Access Operation” later in
this section.
The remote key functions may work up to 60 m
(197 ft) away from the vehicle.
Other conditions can affect the performance of
the remote key. See Remote Key 38.