GMC 2007 Acadia Owner's Manual page 261

The lights will remain on for 20 seconds or until
the lock button on the RKE transmitter is pressed,
or the vehicle is no longer off. See Remote
Keyless Entry (RKE) System Operation on
page 100 for more information.
NO CHANGE: No change will be made to this
feature. The current setting will remain.
Choose one of the available settings and press
the set/reset button while it is displayed on the
DIC to select it.
CHIME VOLUME
This feature allows you to select the volume level
of the chime.
Press the customization button until CHIME
VOLUME appears on the DIC display. Press the
set/reset button once to access the settings for this
feature. Then press the customization button to
scroll through the following settings:
NORMAL (default): The chime volume will be set
to a normal level.
LOUD: The chime volume will be set to a loud level.
NO CHANGE: No change will be made to this
feature. The current setting will remain.
Choose one of the available settings and press
the set/reset button while it is displayed on the
DIC to select it.
PARK TILT MIRRORS
If your vehicle has this feature, it allows you to
select whether or not the outside mirror(s)
will automatically tilt down when the vehicle is
shifted into REVERSE (R). See Outside Power
Foldaway Mirrors on page 143 for more
information.
Press the customization button until PARK TILT
MIRRORS appears on the DIC display. Press the
set/reset button once to access the settings for
this feature. Then press the customization button
to scroll through the following settings:
OFF (default): Neither outside mirror will
be tilted down when the vehicle is shifted into
REVERSE (R).
DRIVER MIRROR: The driver's outside mirror
will be tilted down when the vehicle is shifted into
REVERSE (R).
PASSENGER MIRROR: The passenger's outside
mirror will be tilted down when the vehicle is
shifted into REVERSE (R).
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