GMC 2007 Acadia Owner's Manual page 111

The taillamps will flash and a chime will sound
when the power liftgate is used.
CAUTION:
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You or others could be injured if caught in
the path of the power liftgate. Make sure
there is no one in the way of the liftgate
as it is opening and closing.
Notice: If you open the liftgate without
checking for overhead obstructions such as a
garage door, you could damage the liftgate
or the liftgate glass. Always check to make
sure the area above and behind the liftgate is
clear before opening it.
The power liftgate can be power opened and
closed in the following ways:
•
Press and hold the power liftgate button on the
Remote Keyless Entry (RKE) transmitter until
the liftgate starts moving. Remote Keyless
Entry (RKE) System Operation on page 100 for
more information.
Power Liftgate Button
on Center Console
•
Pressing the liftgate button on the center
console.
•
Pressing the touchpad switch on the outside
liftgate handle.
Pressing the buttons, or touchpad switch a
second time while the liftgate is moving reverses
the direction.
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