2010 BUICK LACROSSE engine

2010 Buick LaCrosse Owner ManualM
Keys, Doors and Windows. . . 1-1
Keys and Locks . . . . . . . . . . . . . . . 1-2
Doors . . . . . . . . . . . . . . . . . . . . . . . . . 1-11
Vehicle Security . . . . . . . . . . . . . . 1-13
Exterior Mirrors . . . . . . . . . . . . . . . 1-15
Interior Mirrors . . . . . . . . . . . . . . . . 1-16
Windows . . . . . . . . . . . . . . . . . . . . . 1-17
Roof . . . . . . . . . . . . . . . . . . . . . . . . . . 1-19
Seats and Restraints . . . . . . . . . 2-1
Head Restraints . . . . . . . . . . . . . . . 2-2
Front Seats . . . . . . . . . . . . . . . . . . . . 2-3
Rear Seats . . . . . . . . . . . . . . . . . . . . 2-9
Safety Belts . . . . . . . . . . . . . . . . . . 2-10
Airbag System . . . . . . . . . . . . . . . . 2-24
Child Restraints . . . . . . . . . . . . . . 2-40
Storage . . . . . . . . . . . . . . . . . . . . . . . 3-1
Storage Compartments . . . . . . . . 3-1
Additional Storage Features . . . 3-2 Instruments and Controls
. . . . 4-1
Instrument Panel Overview . . . . 4-4
Controls . . . . . . . . . . . . . . . . . . . . . . . 4-6
Warning Lights, Gages, and
Indicators . . . . . . . . . . . . . . . . . . . 4-12
Information Displays . . . . . . . . . . 4-25
Vehicle Messages . . . . . . . . . . . . 4-32
Vehicle Personalization . . . . . . . 4-38
OnStar System
®. . . . . . . . . . . . . . 4-43
Universal Remote System . . . . 4-45
Lighting . . . . . . . . . . . . . . . . . . . . . . . 5-1
Exterior Lighting . . . . . . . . . . . . . . . 5-1
Interior Lighting . . . . . . . . . . . . . . . . 5-5
Lighting Features . . . . . . . . . . . . . . 5-6
Infotainment System . . . . . . . . . 6-1
Introduction . . . . . . . . . . . . . . . . . . . . 6-2
Radio . . . . . . . . . . . . . . . . . . . . . . . . . 6-12
Audio Players . . . . . . . . . . . . . . . . 6-20
Rear Seat Infotainment . . . . . . . 6-34
Phone . . . . . . . . . . . . . . . . . . . . . . . . 6-42 Climate Controls
. . . . . . . . . . . . . 7-1
Climate Control Systems . . . . . . 7-1
Air Vents . . . . . . . . . . . . . . . . . . . . . . . 7-8
Maintenance . . . . . . . . . . . . . . . . . . . 7-8
Driving and Operating . . . . . . . . 8-1
Driving Information . . . . . . . . . . . . . 8-2
Starting and Operating . . . . . . . 8-17
Engine Exhaust . . . . . . . . . . . . . . 8-26
Automatic Transmission . . . . . . 8-27
Drive Systems . . . . . . . . . . . . . . . . 8-30
Brakes . . . . . . . . . . . . . . . . . . . . . . . 8-31
Ride Control Systems . . . . . . . . 8-34
Cruise Control . . . . . . . . . . . . . . . . 8-37
Object Detection Systems . . . . 8-40
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . 8-49
Towing . . . . . . . . . . . . . . . . . . . . . . . 8-54
Conversions and Add-Ons . . . 8-60
Vehicle Care . . . . . . . . . . . . . . . . . . 9-1
General Information . . . . . . . . . . . . 9-2
Vehicle Checks . . . . . . . . . . . . . . . . 9-4
Headlamp Aiming . . . . . . . . . . . . 9-30

iv Introduction
This product incorporates copyright
protection technology that is
protected by U.S. patents and other
intellectual property rights. Use of
this copyright protection technology
must be authorized by Macrovision,
and is intended for home and other
limited viewing uses only unless
otherwise authorized by
Macrovision. Reverse engineering
or disassembly is prohibited.
“Made for iPod”means that an
electronic accessory has been
designed to connect specifically
to iPod and has been certified by
the developer to meet Apple
performance standards. iPod is a
trademark of Apple Computer, Inc.,
registered in the U.S. and other
countries.
Canadian Vehicle Owners
Canadian Owners
(Propriétaires Canadiens)
A French language copy of this
manual can be obtained from your
dealer/retailer or from:
On peut obtenir un exemplaire de
ce guide en français auprès du
concessionnaire ou à l'adresse
suivante:
Helm, Incorporated
P.O. Box 07130
Detroit, MI 48207
1-800-551-4123
Numéro de poste 6438 de langue
française
www.helminc.com
Using this Manual
To quickly locate information about
the vehicle use the Index in the
back of the manual. It is an
alphabetical list of what is in the
manual and the page number where
it can be found.
Danger, Warnings, and
Cautions
Warning messages found on vehicle
labels and in this manual describe
hazards and what to do to avoid or
reduce them.
Danger indicates a hazard with a
high level of risk which will result in
serious injury or death.
Warning orCaution indicates a
hazard that could result in injury or
death.
{WARNING
These mean there is something
that could hurt you or other
people.
Notice: This means there is
something that could result in
property or vehicle damage. This
would not be covered by the
vehicle's warranty.

Introduction v
A circle with a slash through it is a
safety symbol which means“Do
Not,” “Do not do this” or“Do not let
this happen.”
Symbols
The vehicle has components and
labels that use symbols instead of
text. Symbols are shown along with
the text describing the operation or
information relating to a specific
component, control, message, gage,
or indicator.
M: This symbol is shown when
you need to see your owner manual
for additional instructions or
information.
*: This symbol is shown when
you need to see a service manual
for additional instructions or
information. Vehicle Symbol Chart
Here are some additional symbols
that may be found on the vehicle
and what they mean. For more
information on the symbol, refer to
the index.
9:
Airbag Readiness Light
#:Air Conditioning
!:Antilock Brake System (ABS)
g:Audio Steering Wheel Controls
or OnStar®
$: Brake System Warning Light
":Charging System
I:Cruise Control
B: Engine Coolant Temperature
O:Exterior Lamps
#:Fog Lamps
.: Fuel Gage
+:Fuses
i: Headlamp High/Low-Beam
Changer
j: LATCH System Child
Restraints
*: Malfunction Indicator Lamp
::Oil Pressure
}:Power
/:Remote Vehicle Start
>:Safety Belt Reminders
7:Tire Pressure Monitor
d:Traction Control
M:Windshield Washer Fluid

1-4 Keys, Doors and Windows
RKE without Remote Start Shown
The following may be available:
Q(Lock): Press to lock all doors.
The turn signal indicators may flash
and/or the horn may sound to
indicate locking, see “Locking
Feedback” underVehicle
Personalization
on page 4‑38.
If the driver door is open when
Qis
pressed, all doors lock except the
driver door, if enabled through the
vehicle personalization. If the passenger door is open when
Qis pressed, all doors lock.
Pressing
Qmay also arm the
theft-deterrent system. See
Anti-Theft Alarm System
on
page 1‑13.
K(Unlock): Press to unlock the
driver door or all doors, see “Door
Unlock Options” underVehicle
Personalization
on page 4‑38.
The turn signal indicators may flash
and/or the horn may sound to
indicate unlocking, see “Unlock
Feedback” underVehicle
Personalization
on page 4‑38.
Pressing
Kwill disarm the
theft-deterrent system. See
Anti-Theft Alarm System
on
page 1‑13. V
(Remote Trunk Release):
Press and hold to unlock the trunk.
7(Vehicle Locator/Panic
Alarm): Press and release one
time to locate the vehicle. The
exterior lamps flash and the horn
chirps.
Press and hold
7for at least
two seconds to sound the panic
alarm. The horn sounds and the
turn signals flash until
7is pressed
again or the vehicle is started.
/(Remote Vehicle Start): For
vehicles with this feature, press
Q
and then press and hold/within
five seconds to start the engine from
outside the vehicle using the RKE
transmitter. See Remote Vehicle
Start
on page 1‑8for additional
information.

Keys, Doors and Windows 1-7
complete. The vehicle must be off
and all of the transmitters you wish
to program must be with you.
1. Insert the vehicle key of thetransmitter into the key lock
cylinder located on the outside
of the driver door and turn the
key to the unlock position
five times within ten seconds.
The Driver Information Center
(DIC) displays Remote Learn
Pending, Please Wait.
2. Wait for ten minutes until the DIC displays Press Engine Start
Button To Learn and then press
the ignition.
The DIC displays will again
show Remote Learn Pending,
Please Wait.
3. Repeat Step 2 two additional times. After the third time all
previously known transmitters
will no longer work with the
vehicle. Remaining transmitters
can be relearned during the next
steps. The DIC display should now
show Ready For Remote # 1.
4. Place the new transmitter into the transmitter pocket. The
transmitter pocket is located
inside the center console
storage area under the
cupholder. The cupholder will
need to be pulled out to access
the transmitter pocket.
5. Press the ignition. When the transmitter is learned the DIC
will display will show that it is
ready to program the next
transmitter.
6. Remove the transmitter from the transmitter pocket and press the
unlock button.
To program additional
transmitters, repeat Steps 4
through 6.
When all additional transmitters
are programmed, press and hold
the ignition for 5 seconds to exit
programming mode.Starting the Vehicle with a Low
Transmitter Battery
If the transmitter battery is weak, the
DIC may display No Remote
Detected when you try to start the
vehicle. The Replace Battery in
Remote Key message may also be
displayed at this time.
To start the vehicle:
1. Remove the cupholder from the
center console storage area.
2. Place the transmitter in the transmitter pocket with the
buttons facing up.

1-8 Keys, Doors and Windows
3. With the vehicle in P (Park) orN (Neutral), press the brake
pedal and the ignition control.
See Starting the Engine
on
page 8‑20, for additional
information about the vehicle's
keyless ignition with push start.
Replace the transmitter battery
as soon as possible.
Battery Replacement
Replace the battery if the Replace
Battery in Remote Key message
displays in the DIC. See “Replace
Battery in Remote Key” underKey
and Lock Messages on page 4‑36.
The battery is not rechargeable.
See your dealer/retailer to replace
the battery.
Remote Vehicle Start
If available, this feature allows the
engine to be started from outside
the vehicle. This button
/will be on the
RKE transmitter if the vehicle has
remote start.
To enable and disable remote start,
see “Remote Vehicle Start” under
Vehicle Personalization
on
page 4‑38.
Laws in some local communities
may restrict the use of remote
starters. For example, some laws
may require a person using remote
start to have the vehicle in view.
Check local regulations for any
requirements.
Starting the Engine Using Remote
Start
To start the engine using the remote
start feature:
1. Press
Qon the RKE transmitter.
The vehicle's doors will be
locked.
2. Within five seconds, press and hold
/until the turn signal
lamps flash. This confirms the
request to remote start the vehicle has been received.
Once the vehicle is started, the
parking lamps will turn on and
remain on as long as the engine
is running.
3. Turn the ignition to ON/RUN (Key Access), or select the
ON/RUN/START ignition position
(Keyless Access), to drive the
vehicle.
The engine will shut off after
10 minutes unless a time
extension is done or the ignition
is put in ON/RUN (Key Access)
or ON/RUN/START (Keyless
Access).
Vehicles with an automatic climate
control system will default to a
heating or cooling mode depending
on the outside temperature during a
remote start. When the key is turned
to ON/RUN (Key Access), or the
ON/RUN/START ignition position is
selected (Keyless Access), the
climate control system will turn on at
the setting the vehicle was set to
when the vehicle was last turned off.

Keys, Doors and Windows 1-9
Vehicles with heated or heated and
ventilated front seats can have this
feature turn on automatically during
a remote start see“Remote Start
Heated Seats” and“Remote Start
Vented Seats” underVehicle
Personalization
on page 4‑38for
more information.
Extending Engine Run Time
For a 10 minute extension, repeat
Steps 1 and 2 while the engine is
still running. The remote start can
only be extended once.
When the remote start is extended,
the second 10 minutes will start
immediately.
For example, if the vehicle has
been running for five minutes, and
10 minutes are added, the engine
will run for a total of 15 minutes. A maximum of two remote starts or
remote start attempts are allowed
between ignition cycles.
The vehicle's ignition must be
turned on and then back off before
the remote start procedure can be
used again.
Shutting the Engine Off After a
Remote Start
To shut off the engine:
.Press/until the parking lamps
turn off.
.Turn on the hazard warning
flashers.
.Turn the ignition on and then
back off. Conditions in Which Remote Start
Will Not Work
The remote start will not operate if:
.The key is in the ignition
(Key Access) or the ignition is
in any position other than
OFF (Keyless Access).
.The transmitter is in the vehicle
(Keyless Access).
.The hood is not closed.
.The hazard warning flashers
are on.
.There is an emission control
system malfunction.
.The engine coolant temperature
is too high.
.The oil pressure is low.
.Two remote vehicle starts have
already been used.
.The vehicle is not in P (Park).

Keys, Doors and Windows 1-11
Safety Locks
Press the button on the driver door
armrest to activate the safety locks
on the passenger rear doors.
This switch also disables the rear
power windows.
Once activated, the light, located on
the switch, illuminates and goes out
when deactivated.
If the light flashes the feature may
not be working properly.
Doors
Trunk
{WARNING
Exhaust gases can enter the
vehicle if it is driven with the
liftgate, trunk/hatch open, or with
any objects that pass through the
seal between the body and the
trunk/hatch or liftgate. Engine
exhaust contains Carbon
Monoxide (CO) which cannot be
seen or smelled. It can cause
unconsciousness and even death.
If the vehicle must be driven with
the liftgate, or trunk/hatch open:
.Close all of the windows.
.Fully open the air outlets on
or under the instrument
panel.(Continued)
WARNING (Continued)
.Adjust the Climate Control
system to a setting that
brings in only outside air and
set the fan speed to the
highest setting. See Climate
Control System in the Index.
.If the vehicle has a power
liftgate, disable the power
liftgate function.
For more information about
carbon monoxide, see Engine
Exhaust on page 8‑26.
Remote Trunk Release
To open the trunk from the outside
the vehicle, press the
Vbutton on
the Remote Keyless Entry (RKE)
transmitter, or by pressing the
touchpad above the license plate.