Page 46 of 462

Black plate (14,1)Buick LaCrosse Owner Manual - 2011
2-14 Keys, Doors and Windows
Vehicle Security
This vehicle has theft-deterrent
features; however, they do not make
it impossible to steal.
Anti-Theft Alarm System
This vehicle has an anti-theft alarm
system.
Arming the System
To arm the system, pressQon the
RKE transmitter.
The alarm automatically arms after
about 30 seconds. The security
light, located on the instrument
panel, flashes.
Press
Von the RKE transmitter to
open the trunk without setting off the
alarm. The system rearms when the
trunk is closed.
Disarming the System
To disarm the system, do one of the
following:
.PressKon the RKE transmitter.
.Approach the vehicle with
the RKE transmitter (keyless
access).
.Start the engine.
The alarm automatically disarms.
How to Detect a Tamper
Condition
IfKis pressed and the horn
sounds, an attempted break-in
has occurred while the system
was armed.
If the alarm has been activated, the
THEFT ATTEMPTED message will
appear on the DIC. See Key and
Lock Messages on page 5‑36 for
additional information.
Immobilizer
See Radio Frequency Statement on
page 13‑20 for information
regarding Part 15 of the Federal
Communications Commission
(FCC) rules and Industry Canada
Standards RSS-210/220/310.
Immobilizer Operation
(Key Access)
This vehicle has a passive
theft-deterrent system.
The system does not have to be
manually armed or disarmed.
The vehicle is automatically
immobilized when the key is
removed from the ignition.
The system is automatically
disarmed when the vehicle is
started with the correct key.
Page 48 of 462

Black plate (16,1)Buick LaCrosse Owner Manual - 2011
2-16 Keys, Doors and Windows
The system has one or more
transmitters that are matched to
an immobilizer control unit in your
vehicle. Only a correctly matched
transmitter will start the vehicle.
If the transmitter is ever damaged,
you may not be able to start your
vehicle.
When trying to start the vehicle, the
security light comes on briefly when
the ignition is turned on.
If the engine does not start and the
security light stays on, there is a
problem with the system. Turn the
ignition off and try again.If the RKE appears to be
undamaged, try another
transmitter. Or, you may try
placing the transmitter in the
transmitter pocket located in the
center console. See
“No Remote
Detected” underKey and Lock
Messages on page 5‑36.
If the engine does not start with
the other transmitter or when the
transmitter is on the pocket in the
center console, your vehicle needs
service. See your dealer who can
service the theft-deterrent system
and have a new transmitter
programmed to the vehicle.
Do not leave the key or device
that disarms or deactivates the
theft-deterrent system in the vehicle.Exterior Mirrors
Power Mirrors
To adjust the mirrors:
1. Turn the control knob to the L (left) or R (right) selecting the
driver or passenger mirror.
2. Push the control knob to the left, right, up, or down to adjust the
mirror.
Page 51 of 462

Black plate (19,1)Buick LaCrosse Owner Manual - 2011
Keys, Doors and Windows 2-19
Power Windows
The power window switches located
on the driver door control all four
windows. The passenger doors
have a window switch that controls
that window. Push the switch down
to open the window. Pull the front
of the switch up to close it.The switches work when
the ignition is in ON/RUN or
ACC/ACCESSORY, or in Retained
Accessory Power (RAP). See
Retained Accessory Power (RAP)
on page 9‑24.
Express Window Operation
Windows with an express-up
or down feature allow the front
windows to be lowered or raised
without holding the switch. Rear
windows only have express-down.
Pull a window switch up or push
it down all the way, release it,
and the window goes down or up
automatically. Stop the window
by pushing or pulling the switch.
Rear Window Lockout
The rear window lockout button
is on the driver door. Press
vto
disable the rear window controls.
The light on the button comes on
indicating the feature is in use.
The rear windows can still be raised
or lowered using the driver window
switches when the lockout feature is
active. To restore power to the rear
windows, press the button again.
The light on the button goes out.
If the light flashes, the feature
may not be working properly.
This switch also activates the
safety locks. See Safety Locks on
page 2‑12.
Page 52 of 462

Black plate (20,1)Buick LaCrosse Owner Manual - 2011
2-20 Keys, Doors and Windows
Programming the Power
Windows
If the battery on the vehicle has
been recharged, disconnected,
or is not working, you will need to
reprogram each front power window
for the express-up feature to work.
Before reprogramming, replace or
recharge the vehicle's battery.
To program each front window:
1. With the ignition in ON/RUNor ACC/ACCESSORY, or in
Retained Accessory Power
(RAP), close all doors.
2. Press and hold the power window switch until the window
is fully open.
3. Pull the power window switch up until the window is fully closed.
4. Continue holding the switch up for approximately two seconds
after the window is completely
closed. The window is now reprogrammed.
Repeat the process for the other
windows.
Sun Visors
Pull the sun visor down to block
glare. Detach the sun visor from
the center mount to pivot to the side
window, or to extend along the rod,
if available.
Rear Window Sunshade
On vehicles with a rear window
sunshade, the switch is on the
console to the right of the shifter.
The sunshade only operates
when the ignition is in ON/RUN
or ACC/ACCESSORY.
To open the sunshade, press and
release the switch. The sunshade
will fully extend. To close the
sunshade, press and release the
switch again. The sunshade will
fully close.
If the vehicle is shifted into
R (Reverse) when the sunshade is
extended, it will automatically close.
Page 57 of 462
Black plate (3,1)Buick LaCrosse Owner Manual - 2011
Seats and Restraints 3-3
Front Seat
To raise or lower the head restraint,
press the release button located on
the side of the head restraint and
pull up or push the head restraint
down and release the button.
Pull and push on the head restraint
after the button is released to make
sure that it is locked in place.
The front head restraints are not
designed to be removed.
Rear Seat
Pull the head restraint up to raise it.
To lower the head restraint, press
the release button, located on the
head restraint post on the top of the
seatback, while you push the head
restraint down.Push down on the head restraint
after the button is released to make
sure that it is locked in place.
If you are installing a child restraint
in the rear seat, see
“Securing a
Child Restraint Designed for the
LATCH System” underLower
Anchors and Tethers for Children
(LATCH System) on page 3‑52.
Page 58 of 462
Black plate (4,1)Buick LaCrosse Owner Manual - 2011
3-4 Seats and Restraints
Front Seats
Seat Adjustment
Seat Position
{WARNING
You can lose control of the
vehicle if you try to adjust a
manual driver seat while the
vehicle is moving. The sudden
movement could startle and
confuse you, or make you push
a pedal when you do not want to.
Adjust the driver seat only when
the vehicle is not moving.
To adjust the seat position:
1. Pull the handle under the front of the seat cushion.
2. Slide the seat to the desired position and release the handle.
3. Try to move the seat back and forth to be sure it is locked in
place. Height Adjustment
Press and hold the top or bottom
of the switch to raise or lower the
seat. Release the switch when the
desired height is reached.
Page 60 of 462

Black plate (6,1)Buick LaCrosse Owner Manual - 2011
3-6 Seats and Restraints
Recalling Button Memory
Positions
To recall the manually saved
Button Memory positions, press
and hold“1”or“2.” The driver seat
and outside mirrors move to the
positions stored to those buttons
when pressed. Releasing “1”or“2”
before the stored positions are
reached stops the recall.
If something has blocked the
driver seat while recalling a
memory position, the recall may
stop. Remove the obstruction;
then press and hold the appropriate
manual control for the memory item
that is not recalling for two seconds.
Try recalling the memory position
again by pressing the appropriate
memory button. If the memory
position is still not recalling,
see your dealer for service. Recalling RKE Memory Positions
(Memory Remote Recall)
The Memory Remote Recall
feature can recall the driver seat
and outside mirrors to previously
stored RKE Memory positions
when entering the vehicle.
Every time the ignition is placed
in OFF, the positions of the driver
seat and outside mirrors are
automatically stored to the RKE
transmitter that was used to start
the vehicle. These positions are
called RKE Memory positions and
may be different than the previously
mentioned Button Memory positions
saved to the
“1”or“2” buttons. To automatically recall RKE
Memory positions, unlock
the driver door with the RKE
transmitter, and open the driver
door. On vehicles with Keyless
Access, opening the driver door
when an RKE transmitter is
present will activate the RKE
Memory recall. If the driver door
is already open, pressing the
RKE transmitter
Kbutton will also
activate the RKE Memory recall.
The driver seat and outside mirrors
will move to the previously saved
RKE Memory positions.
Page 61 of 462

Black plate (7,1)Buick LaCrosse Owner Manual - 2011
Seats and Restraints 3-7
This feature is turned on or off using
the vehicle personalization menu.
See“Remote Recall” underVehicle
Personalization on page 5‑39 for
more information.
To stop recall movement, press
one of the memory, power mirror,
or power seat controls.
If something has blocked the
driver seat while recalling a
memory position, the recall may
stop. Remove the obstruction;
then press and hold the appropriate
manual control for the memory item
that is not recalling for two seconds.
Try recalling the memory position
again by opening the driver door
and pressing the RKE transmitter K
button. If the memory position is
still not recalling, see your dealer
for service. Easy Exit Driver Seat
This feature moves the seat
rearward allowing the driver
more room to exit the vehicle.
To activate, place the ignition in
OFF and open the driver door. If the
driver door is already open, placing
the ignition in OFF will activate the
easy exit driver seat.
This feature is turned on or off
using the vehicle personalization
menu. See
“Driver Seat Easy Exit”
under Vehicle Personalization on
page 5‑39 for more information.
To stop recall movement, press
one of the memory or power seat
controls.
If something has blocked the driver
seat while recalling the exit position,
the recall may stop. Remove the
obstruction; then press and hold
the power seat control rearward for
two seconds. Try recalling the exit
position again. If the exit position is
still not recalling, see your dealer
for service.Lumbar Adjustment
To increase or decrease lumbar
support, press and hold the front
or rear of the control.
To raise or lower lumbar support,
press and hold the top or bottom
of the control.
Release the control when the
seatback reaches the desired
level of lumbar support.
See Power Seat Adjustment on
page 3‑5 for more information.