
Black plate (11,1)Buick LaCrosse Owner Manual - 2011
In Brief 1-11
Vehicles with the memory feature
can store a preferred mirror position.
See“Memory Seats” underPower
Seat Adjustment on page 3‑5 for
more information.
See Power Mirrors on page 2‑16.
Manual Foldaway Mirrors
Vehicles with manual folded
mirrors are folded inward to
prevent damage when going
through an automatic car wash.
To fold, pull the mirror toward the
vehicle. Push the mirror outward,
to return it to the original position.
Automatic Dimming Feature
The driver outside mirror
automatically adjusts for the glare
of the headlamps behind you.
SeePower Mirrors on page 2‑16.
See Folding Mirrors on page 2‑17.
Interior
Adjust this mirror for a clear view of
the area behind the vehicle. Hold
the mirror in the center to move it
up, down, or side-to-side. To reduce
headlamp glare from behind, push
the tab forward for daytime and pull
it for nighttime use.
Vehicles with OnStar
®have three
control buttons at the bottom of the
mirror. See your dealer for more
information on the system and how
to subscribe to OnStar. See the
OnStar
®owner's guide for more
information about the services
OnStar provides.
See Manual Rearview Mirror on
page 2‑18.
Steering Wheel
Adjustment
To adjust the steering wheel:
1. Pull the lever (A) down.
2. Move the steering wheel up or down.
3. Pull or push the steering wheel closer or away from you.
4. Pull the lever (A) up to lock the steering wheel in place.
Do not adjust the steering wheel
while driving.

Black plate (16,1)Buick LaCrosse Owner Manual - 2011
1-16 In Brief
Vehicle Features
Radio(s)
VOL/O:Press to turn the system
on and off. Turn to increase or
decrease the volume.
RADIO/BAND: Press to choose
between FM, AM, or XM™,
if equipped.
TUNE: Turn to select radio
stations.
g: Press to seek the previous
station or track.
l: Press to seek the next station
or track.
Buttons 1‐6: Press to save and
select favorite stations
INFO: Press to show available
information about the current station
or track.
For more information about
these and other radio features,
see Operation on page 7‑7.
Storing a Favorite Station
Stations from all bands can be
stored in the favorite lists in any
order. Up to six stations can be
stored in each favorite page and
the number of available favorite
pages can be set.
To store the station to a position
in the list, press the corresponding
numeric button 1-6 until the station
can be heard again.
For more information, see “Storing
and Retrieving Favorites” inAM-FM
Radio on page 7‑12.
Setting the Clock
Adjusting the Time
1. Press the CONFIG button and select Time Settings,
or press
H.
2. Select Set Time. 3. Turn the Menu knob to adjust
the highlighted number.
4. Press the SELECT button to select the next number.
5. To save the time and return to the Time Settings menu, press
the BACK button at any time or
press the SELECT button after
adjusting the minutes.
Setting the 12/24 Hour Format
1. Press the CONFIG button and select Time Settings,
or press
H.
2. Highlight 12/24 Hour Format.
3. Press the SELECT button to select the 12 hour or 24 hour
display format.
For detailed instructions on setting
the clock, see Clock (Without Date
Display) on page 5‑5 orClock (With
Date Display) on page 5‑6.

Black plate (20,1)Buick LaCrosse Owner Manual - 2011
1-20 In Brief
Vehicle Personalization
Some vehicle features can be
programmed by using the audio
system controls. These features
include:
.Climate and Air Quality
.Comfort and Convenience
.Collision/Detection Systems
.Language
.Lighting
.Power Door Locks
.Remote Lock/Unlock/Start
See Vehicle Personalization on
page 5‑39.
Power Outlets
The accessory power outlets can be
used to plug in electrical equipment,
such as a cell phone or MP3 player.
There are two accessory power
outlets. One is located under the
armrest inside the center console
storage and the other is on the rear
of the center floor console.
Remove the cover to access and
replace when not in use.
See Power Outlets on page 5‑7.
Universal Remote System
This system provides a way
to replace up to three remote
control transmitters used to
activate devices such as garage
door openers, security systems,
and home automation devices.
Read the instructions completely
before attempting to program
the Universal Home Remote.
Because of the steps involved,
it may be helpful to have another
person available to assist you with
programming the Universal Home
Remote.
SeeUniversal Remote System on
page 5‑45.

Black plate (23,1)Buick LaCrosse Owner Manual - 2011
In Brief 1-23
indicator that the tire pressures are
getting low and the tires need to be
inflated to the proper pressure.
The TPMS does not replace normal
monthly tire maintenance. It is the
driver’s responsibility to maintain
correct tire pressures.
See Tire Pressure Monitor System
on page 10‑56.
Tire Sealant and
Compressor Kit
This vehicle may come with a jack
and spare tire or a tire sealant and
compressor kit. The kit can be used
to temporarily seal small punctures
in the tread area of the tire.
See Tire Sealant and Compressor
Kit on page 10‑72 for complete
operating information.
If the vehicle came with a jack and
spare tire, see If a Tire Goes Flat on
page 10‑70.
Engine Oil Life System
The engine oil life system calculates
engine oil life based on vehicle use
and displays the CHANGE ENGINE
OIL SOON message when it is time
to change the engine oil and filter.
The oil life system should be reset
to 100% only following an oil
change.
Resetting the Oil Life System
1. Turn the ignition to ON/RUN with the engine off.
2. Press the DIC menu button on the turn signal lever to enter
the Vehicle Information Menu.
Use the thumbwheel to scroll
through the menu items until you
reach REMAINING OIL LIFE.
3. Press the SET/CLR button to reset the oil life at 100%.
4. Turn the ignition to LOCK/OFF.
See Engine Oil Life System on
page 10‑13.
Driving for Better Fuel
Economy
Driving habits can affect fuel
mileage. Here are some driving
tips to get the best fuel economy
possible.
.Avoid fast starts and accelerate
smoothly.
.Brake gradually and avoid
abrupt stops.
.Avoid idling the engine for long
periods of time.
.When road and weather
conditions are appropriate,
use cruise control.
.Always follow posted speed
limits or drive more slowly when
conditions require.
.Keep vehicle tires properly
inflated.
.Combine several trips into a
single trip.

Black plate (25,1)Buick LaCrosse Owner Manual - 2011
In Brief 1-25
How OnStar Service Works
Q:Push this blue button to
connect to a specially trained
OnStar Advisor to verify your
account information and to
answer questions.
]: Push this red emergency
button to get priority help from
specially trained OnStar Emergency
Advisors.
X: Push this button for hands‐free,
voice‐activated calling and to give
voice commands for Hands‐Free
Calling and Turn‐by‐Turn
Navigation.
Automatic Crash Response,
Emergency Services, Crisis Assist,
Stolen Vehicle Assistance, Vehicle
Diagnostics, Remote Door Unlock,
Roadside Assistance, Turn‐by‐Turn
Navigation, and Hands‐Free Calling
are available on most vehicles. Not all OnStar services are
available on all vehicles.
For more information, see
the OnStar Owner's Guide;
visit www.onstar.com (U.S.) or
www.onstar.ca (Canada); contact
OnStar at 1-888-4-ONSTAR
(1‐888‐466‐7827) or TTY
1‐877‐248‐2080; or push
the
Qbutton to speak with an
OnStar Advisor 24 hours a day,
7 days a week.
For a full description of OnStar
services and system limitations,
see the OnStar Owner's Guide in
the glove box.
OnStar service is subject to the
OnStar Terms and Conditions
included in the OnStar Glove
Box Kit.
OnStar service requires wireless
communication networks and the
Global Positioning System (GPS) satellite network. Not all OnStar
services are available everywhere
or on all vehicles at all times.
OnStar service can’t work unless
the vehicle is in a place where
OnStar has an agreement with
a wireless service provider for
service in that area, and the
wireless service provider has
coverage, network capacity,
reception, and technology
compatible with OnStar service.
Service involving location
information about the vehicle
can’t work unless GPS signals
are available, unobstructed,
and compatible with the OnStar
hardware. The vehicle has to have
a working electrical system and
adequate battery power for the
OnStar equipment to operate.

Black plate (1,1)Buick LaCrosse Owner Manual - 2011
Keys, Doors and Windows 2-1
Keys, Doors and
Windows
Keys and Locks
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
Remote Keyless Entry (RKE)System . . . . . . . . . . . . . . . . . . . . . . 2-3
Remote Keyless Entry (RKE) System Operation . . . . . . . . . . . 2-4
Remote Vehicle Start . . . . . . . . . 2-8
Door Locks . . . . . . . . . . . . . . . . . . 2-10
Power Door Locks . . . . . . . . . . . 2-11
Delayed Locking . . . . . . . . . . . . . 2-12
Safety Locks . . . . . . . . . . . . . . . . . 2-12
Doors
Trunk . . . . . . . . . . . . . . . . . . . . . . . . 2-12
Vehicle Security
Vehicle Security . . . . . . . . . . . . . . 2-14
Anti-Theft Alarm System . . . . . 2-14
Immobilizer . . . . . . . . . . . . . . . . . . 2-14
Immobilizer Operation (Key Access) . . . . . . . . . . . . . . . 2-14
Immobilizer Operation (Keyless Access) . . . . . . . . . . . 2-15
Exterior Mirrors
Power Mirrors . . . . . . . . . . . . . . . . 2-16
Folding Mirrors . . . . . . . . . . . . . . . 2-17
Heated Mirrors . . . . . . . . . . . . . . . 2-17
Park Tilt Mirrors . . . . . . . . . . . . . . 2-17
Interior Mirrors
Manual Rearview Mirror . . . . . . 2-18
Windows
Windows . . . . . . . . . . . . . . . . . . . . . 2-18
Power Windows . . . . . . . . . . . . . 2-19
Sun Visors . . . . . . . . . . . . . . . . . . . 2-20
Rear Window Sunshade . . . . . 2-20
Roof
Sunroof . . . . . . . . . . . . . . . . . . . . . . 2-21

Black plate (2,1)Buick LaCrosse Owner Manual - 2011
2-2 Keys, Doors and Windows
Keys and Locks
Keys
{WARNING
Leaving children in a vehicle with
the ignition key is dangerous for
many reasons. Children or others
could be badly injured or even
killed. They could operate the
power windows or other controls
or even make the vehicle move.
The windows will function with the
keys in the ignition and children
could be seriously injured or killed
if caught in the path of a closing
window. Do not leave the keys in
a vehicle with children.
{WARNING
Leaving children in a vehicle with
the keyless access transmitter
is dangerous for many reasons,
children or others could be badly
injured or even killed. They could
operate the power windows or
other controls or even make the
vehicle move. The windows will
function with the keyless access
transmitter in the vehicle and they
could be seriously injured or killed
if caught in the path of a closing
window. Do not leave the keyless
access transmitter in a vehicle
with children.
The key that is part of the Remote
Keyless Entry (RKE) transmitter
can be used for the ignition and
all locks if the vehicle is a key
access vehicle. If the vehicle has
the keyless ignition, the key can
be used for the locks.

Black plate (3,1)Buick LaCrosse Owner Manual - 2011
Keys, Doors and Windows 2-3
Press the button on the RKE
transmitter to extend the key.
Press the button and the key
blade to retract the key.
See your dealer if a new key is
needed.Notice:
If the keys get locked
in the vehicle, it may have to
be damaged to get them out.
Always carry a spare key.
If you are locked out of the vehicle,
see Roadside Assistance Program
(U.S. and Canada) on page 13‑8
or Roadside Assistance Program
(Mexico) on page 13‑10.
Remote Keyless
Entry (RKE) System
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. If there is a decrease in the RKE
operating range:
.Check the distance.
The transmitter may be
too far from the vehicle.
.Check the location. Other
vehicles or objects may be
blocking the signal.
.Check the transmitter's battery.
See
“Battery Replacement” later
in this section.
.If the transmitter is still not
working correctly, see your
dealer or a qualified technician
for service.