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
Keys, Doors and Windows 1-5
Programming Transmitters to
the Vehicle
Only RKE transmitters programmed
to this vehicle will work. If a
transmitter is lost or stolen, a
replacement can be purchased and
programmed through your dealer/
retailer. When the replacement
transmitter is programmed to this
vehicle, all remaining transmitters
must also be reprogrammed. Any
lost or stolen transmitters will no
longer work once the new
transmitter is programmed.
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 Keyless Entry
(RKE) System Operation
(Keyless Access)
The Keyless Access System lets
you lock and unlock the doors and
access the trunk without removing
the remote transmitter from your
pocket, purse, briefcase, etc. The
keyless access transmitter should
be within 1 m (3 feet) of the door or
trunk being opened.
Keyless Unlocking
With the keyless access transmitter
within 1 m (3 feet), approach the
front door and pull the handle to
unlock and open the door. If the
transmitter is recognized, the door
will unlock and open.
Entering any door other than the
driver door will always cause all of
the doors to unlock. This is not
customizable. To customize which doors unlock
when the driver's door is opened,
see
“Door Unlock Options” under
Vehicle Personalization
on
page 4‑38.
Lock Sensor
When all doors are closed and the
ignition is off, the vehicle can be
locked by pressing this area on the
door handle. This feature will be
available for several minutes after
the vehicle has been turned off.
1-6 Keys, Doors and Windows
Keyless Trunk Opening
Lift up on the touch pad located
above the license plate to open the
trunk if the keyless access
transmitter is within range.
Transmitter Buttons
See the information on how the
transmitter buttons function earlier
in this section under“Remote
Keyless Transmitter Operation
(Key Access)”.
Programming Transmitters to
the Vehicle
Only keyless access transmitters
programmed to the vehicle will work.
If a transmitter is lost or stolen, a
replacement can be purchased and
programmed through your dealer/
retailer. The vehicle can be
reprogrammed so that lost or stolen
transmitters no longer work. Any
remaining transmitters will need to
be reprogrammed. Each vehicle can
have up to five transmitters matched
to it. Programming with a Recognized
Transmitter
A new transmitter can be
programmed to the vehicle when
there is one recognized transmitter.
To program, the vehicle must be off
and all of the transmitters, both
currently recognized and new, must
be with you.
1. Place the recognized
transmitter(s) in the cupholder.
2. Insert the vehicle key of the new transmitter 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 Ready For
Remote #2, 3, 4 or 5.
3. 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.
4. Press the ignition. When the transmitter is learned the DIC
will display will show that it is
ready to program the next
transmitter.
5. Remove the transmitter from the transmitter pocket and press the
unlock button.
To program additional
transmitters, repeat Steps 3
through 5.
When all additional transmitters
are programmed, press and hold
the ignition for 5 seconds to exit
programming mode.
Programming without a
Recognized Transmitter
If there are no currently recognized
transmitters available, follow this
procedure to program up to
five transmitters. This procedure will
take approximately 30 minutes to
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.
2-8 Seats and Restraints
Heated Front Seats
On vehicles with heated seats, the
buttons are located near the climate
controls.
The ignition must be on to use this
feature.
Press the button to heat the seat
cushion and seatback. A light on
that button indicates the feature
is on.There are three temperature
settings:
.High = three lights
.Medium = two lights
.Low = one light
The heat comes on at the highest
setting. Each press of the button
decreases the temperature setting
by one.
To turn the feature off, press the
button until the display lights
turn off.
If the vehicle has remote vehicle
start and is started by using the
Remote Keyless Entry (RKE)
transmitter, the front heated seats
will be turned on to the high setting
if it is cold outside. When the key is
inserted into the ignition and the
ignition is turned on, the heated seat
feature will turn off. To turn the
heated seat feature back on, press
the desired button.
Heated and Ventilated
Front Seats
On vehicle with the heated and
ventilated cooled seat feature the
buttons are located near the climate
controls.
To use this feature the ignition must
be on.
Press a button to turn on the
desired feature. A light on that
button indicates the feature is on.
Seats and Restraints 2-9
There are three temperature
settings for each feature:
.High = three
.Medium = two
.Low = one
Press a button to turn the feature on
at the maximum setting. Each press
of the button changes the
temperature one setting.
Turn the feature off by pressing the
button until the display lights
turn off.
If the vehicle has remote vehicle
start and is started by using the
remote keyless entry transmitter, the
heated and ventilated seats turn on
at the maximum setting according to
the temperature outside. When the
key is inserted into the ignition and
the ignition is turned on, the heated
or cooled seat feature turns off. To
turn this feature back on, press the
desired button.
Rear Seats
The vehicle's rear seat can be
folded down to allow for more cargo
space or it can be placed back into
a locked upright position. Adjust the
seatback only when the vehicle is
not moving.
To fold the seatback down:
1. Be sure the safety belt is in the retainer clip.
2. Pull on the lever located on the
top of the of the seatback to
unlock it.
3. Fold the seatback down.
Instruments and Controls 4-1
Instruments and
Controls
Instrument Panel Overview
Instrument Panel Overview . . . . 4-4
Controls
Steering Wheel Adjustment . . . 4-6
Steering Wheel Controls . . . . . . 4-6
Heated Steering Wheel . . . . . . . 4-7
Horn . . . . . . . . . . . . . . . . . . . . . . . . . . 4-7
Windshield Wiper/Washer . . . . . 4-7
Compass . . . . . . . . . . . . . . . . . . . . . 4-8
Clock (Without DateDisplay) . . . . . . . . . . . . . . . . . . . . . 4-9
Clock (With Date Display) . . . . . 4-9
Power Outlets . . . . . . . . . . . . . . . 4-10
Warning Lights, Gages, and
Indicators
Warning Lights, Gages, and Indicators . . . . . . . . . . . . . . 4-12
Instrument Cluster . . . . . . . . . . . 4-13
Speedometer . . . . . . . . . . . . . . . . 4-14
Odometer . . . . . . . . . . . . . . . . . . . . 4-14
Tachometer . . . . . . . . . . . . . . . . . . 4-14
Fuel Gage . . . . . . . . . . . . . . . . . . . 4-14
Engine Coolant Temperature Gage . . . . . . . . . 4-15
Safety Belt Reminders . . . . . . . 4-15
Airbag Readiness Light . . . . . . 4-16
Passenger Airbag Status Indicator . . . . . . . . . . . . . . . . . . . . 4-16
Charging System Light . . . . . . 4-17
Malfunction Indicator Lamp . . . . . . . . . . . . . 4-17
Brake System Warning Light . . . . . . . . . . . . . . . . . . . . . . . 4-20 Electric Parking Brake
Light . . . . . . . . . . . . . . . . . . . . . . . 4-20
Antilock Brake System (ABS) Warning Light . . . . . . . . . . . . . . 4-21
Traction Off Light . . . . . . . . . . . . 4-22
Electronic Stability Control
(ESC) Indicator Light . . . . . . . 4-22
Electronic Stability Control (ESC)/Traction Control
System (TCS) Indicator/
Warning Light . . . . . . . . . . . . . . 4-22
Tire Pressure Light . . . . . . . . . . 4-23
Engine Oil Pressure Light . . . . 4-23
Low Fuel Warning Light . . . . . . 4-24
Security Light . . . . . . . . . . . . . . . . 4-24
High-Beam on Light . . . . . . . . . 4-24
Fog Lamp Light . . . . . . . . . . . . . . 4-24
Taillamp Indicator Light . . . . . . 4-25
Cruise Control Light . . . . . . . . . 4-25