GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-18552429) - 2025
18 Keys, Doors, and Windows
The liftgate has an electric latch. If the
b
a
ttery is disconnected or has low voltage, the
liftgate will not open. The liftgate will resume
operation when the battery is reconnected
and charged.
Always close the liftgate before driving.
Power Liftgate Operation
{ Warning
Y
ou or others could be injured if caught in
th
e path of the power liftgate. Make sure
there is no one in the way of the liftgate as
it is opening and closing.
Caution
Driving w
ith an open and unsecured liftgate
m
ay result in damage to the power
liftgate components.
Caution
Manually forcing the liftgate to open or
cl
ose during apower cycle can damage the
vehicle. Allow the power cycle to complete.
Power Liftgate Mode Selection
To
view available settings from the
infotainment screen, touch Settings >Vehicle
>Comfort and Convenience >Power Rear
Gate Opening.
Choose from the following selections:
Maximum: Opens to the maximum height.
Custom: Opens to areduced height that can
be set between aprogrammed height and
fully open. See “Setting the Custom Opening
Height” later in this section.
Use to prevent the liftgate from opening into
overhead obstructions, such as agarage door
or roof-mounted cargo. The liftgate can be
manually opened all the way.
Off: Opens manually only.
Select Maximum or Custom to power open or
close the liftgate.
To open or close the liftgate :
•
Pr
ess b twice quickly on the remote key
until the liftgate moves.
•
Press 8 on the driver door. The driver
door must be unlocked.
•
Press the touch pad in the liftgate handle
after unlocking all doors to open the
liftgate. Alocked vehicle can be opened
if the remote key is within 1m (3 ft) of
the liftgate.