Safety Locks - GMC 2015 Yukon XL Denali Owner's Manual

manually overridden by pressing
and holding on the power door
lock switch.
Pushbutton Start: When locking
is requested with the driver door
open and the vehicle is in ACC/
ACCESSORY or ON/RUN/START,
all the doors will lock and then the
driver door will unlock. This can be
manually overridden by pressing
and holding on the power door
lock switch.
If Unlocked Door Anti-Lockout is
turned on, the vehicle is off with the
driver door open, and door locking
is requested, all the doors will lock
and only the driver door will unlock.
The Unlocked Door Anti-Lockout
feature can be turned on or off using
the vehicle personalization menus.
See Vehicle Personalization on
page 5-50.

Safety Locks

The rear door safety locks prevent
passengers from opening the rear
doors from inside the vehicle.
Press to activate the safety locks
on the rear doors. The indicator light
comes on when activated.
Press again to deactivate the
safety locks.
Keys, Doors, and Windows
Doors
Liftgate
Exhaust gases can enter the
vehicle if it is driven with the
liftgate or trunk/hatch open,
or with any objects that pass
through the seal between the
body and the trunk/hatch or
liftgate. Engine exhaust contains
carbon monoxide (CO) which
cannot be seen or smelled. It can
cause unconsciousness and even
death.
If the vehicle must be driven with
the liftgate or trunk/hatch open:
Close all of the windows.
Fully open the air outlets on
or under the instrument
panel.
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Warning
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