GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-17942154) - 2025
16 Keys, Doors, and Windows
The remote key must be within 1m (3 ft) of
t
h
e liftgate or door being opened or locked.
Press the button on the door handle to open.
See “Keyless Access Operation” in Remote Key
Operation 38.
Free-Turning Locks
The door key lock cylinder turns freely when
either the wrong key is used, or the correct
key is not fully inserted. The free-turning door
lock feature prevents the lock cylinder from
being forced open. To reset the lock cylinder,
ensure the correct key is fully inserted into the
lock cylinder. Rotate the key until you feel the
lock cylinder click back into place. Remove the
key and reinsert fully, rotate the key to unlock
the vehicle.
Power Door Locks
Press Q or K on the Remote Key. See Remote
Key Operation 38.
Q : P
ress to lock the doors. The indicator light
in the switch will illuminate when locked.
K : Press to unlock the doors.
Security Status indicator
A light on the upper surface of the driver door
trim is used to indicate vehicle security status.
This light will be off any time the ignition is
on, except momentarily when vehicle doors
are locking.
Solid: Indicates securing with doors closed.
Fast Flash: Indicates securing with doors open.
Slow Flash: Indicates battery conserving
secured state.
No light: Indicates unsecured state.