GMC 2008 Acadia - Manual (Page 220)

NO CHANGE: No change will be made to this feature.
The current setting will remain.
To select a setting, press the set/reset button while the
desired setting is displayed on the DIC.
REMOTE DOOR LOCK
This feature allows you to select the type of feedback
you will receive when locking the vehicle with the
Remote Keyless Entry (RKE) transmitter. You will not
receive feedback when locking the vehicle with the RKE
transmitter if the doors are open. See Remote Keyless
Entry (RKE) System Operation on page 2-5 for more
information.
Press the customization button until REMOTE DOOR
LOCK 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: There will be no feedback when you press the
lock button on the RKE transmitter.
LIGHTS ONLY: The exterior lamps will flash when you
press the lock button on the RKE transmitter.
HORN ONLY: The horn will sound on the second press
of the lock button on the RKE transmitter.
HORN & LIGHTS (default): The exterior lamps will flash
when you press the lock button on the RKE transmitter,
and the horn will sound when the lock button is pressed
again within five seconds of the previous command.
NO CHANGE: No change will be made to this feature.
The current setting will remain.
To select a setting, press the set/reset button while the
desired setting is displayed on the DIC.
REMOTE DOOR UNLOCK
This feature allows you to select the type of feedback
you will receive when unlocking the vehicle with
the Remote Keyless Entry (RKE) transmitter. You will
not receive feedback when unlocking the vehicle
with the RKE transmitter if the doors are open. See
Remote Keyless Entry (RKE) System Operation
on page 2-5 for more information.
Press the customization button until REMOTE DOOR
UNLOCK 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:
LIGHTS OFF: The exterior lamps will not flash when
you press the unlock button on the RKE transmitter.
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