2012 BUICK LACROSSE climate control

Black plate (1,1)Buick LaCrosse Owner Manual - 2012
2012 Buick LaCrosse Owner ManualM
In Brief. . . . . . . . . . . . . . . . . . . . . . . . 1-1
Instrument Panel . . . . . . . . . . . . . . 1-2
Initial Drive Information . . . . . . . . 1-4
Vehicle Features . . . . . . . . . . . . . 1-17
eAssist Features . . . . . . . . . . . . . 1-22
Performance and
Maintenance . . . . . . . . . . . . . . . . 1-25
Keys, Doors, and Windows . . . . . . . . . . . . . . . . . . . . 2-1
Keys and Locks . . . . . . . . . . . . . . . 2-2
Doors . . . . . . . . . . . . . . . . . . . . . . . . 2-13
Vehicle Security . . . . . . . . . . . . . . 2-14
Exterior Mirrors . . . . . . . . . . . . . . . 2-17
Interior Mirrors . . . . . . . . . . . . . . . . 2-18
Windows . . . . . . . . . . . . . . . . . . . . . 2-19
Roof . . . . . . . . . . . . . . . . . . . . . . . . . . 2-22
Seats and Restraints . . . . . . . . . 3-1
Head Restraints . . . . . . . . . . . . . . . 3-2
Front Seats . . . . . . . . . . . . . . . . . . . . 3-4
Rear Seats . . . . . . . . . . . . . . . . . . . 3-11
Safety Belts . . . . . . . . . . . . . . . . . . 3-13
Airbag System . . . . . . . . . . . . . . . . 3-22
Child Restraints . . . . . . . . . . . . . . 3-36 Storage
. . . . . . . . . . . . . . . . . . . . . . . 4-1
Storage Compartments . . . . . . . . 4-1
Additional Storage Features . . . 4-2
Instruments and Controls . . . . 5-1
Controls . . . . . . . . . . . . . . . . . . . . . . . 5-2
Warning Lights, Gauges, and
Indicators . . . . . . . . . . . . . . . . . . . . 5-9
Information Displays . . . . . . . . . . 5-27
Vehicle Messages . . . . . . . . . . . . 5-35
Vehicle Personalization . . . . . . . 5-43
Universal Remote System . . . . 5-49
Lighting . . . . . . . . . . . . . . . . . . . . . . . 6-1
Exterior Lighting . . . . . . . . . . . . . . . 6-1
Interior Lighting . . . . . . . . . . . . . . . . 6-5
Lighting Features . . . . . . . . . . . . . . 6-7
Infotainment System . . . . . . . . . 7-1
Introduction . . . . . . . . . . . . . . . . . . . . 7-1
Radio . . . . . . . . . . . . . . . . . . . . . . . . . 7-18
Audio Players . . . . . . . . . . . . . . . . 7-28
Rear Seat Infotainment . . . . . . . 7-47
Phone . . . . . . . . . . . . . . . . . . . . . . . . 7-57
Trademarks and License Agreements . . . . . . . . . . . . . . . . . 7-80 Climate Controls
. . . . . . . . . . . . . 8-1
Climate Control Systems . . . . . . 8-1
Air Vents . . . . . . . . . . . . . . . . . . . . . 8-10
Maintenance . . . . . . . . . . . . . . . . . . 8-11
Driving and Operating . . . . . . . . 9-1
Driving Information . . . . . . . . . . . . . 9-2
Starting and Operating . . . . . . . 9-17
Engine Exhaust . . . . . . . . . . . . . . 9-30
Automatic Transmission . . . . . . 9-31
Drive Systems . . . . . . . . . . . . . . . . 9-34
Brakes . . . . . . . . . . . . . . . . . . . . . . . 9-35
Ride Control Systems . . . . . . . . 9-38
Cruise Control . . . . . . . . . . . . . . . . 9-42
Object Detection Systems . . . . 9-44
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . 9-52
Towing . . . . . . . . . . . . . . . . . . . . . . . 9-57
Conversions and Add-Ons . . . 9-63
Vehicle Care . . . . . . . . . . . . . . . . . 10-1
General Information . . . . . . . . . . 10-2
Vehicle Checks . . . . . . . . . . . . . . . 10-4
Headlamp Aiming . . . . . . . . . . . 10-30
Bulb Replacement . . . . . . . . . . 10-33
Electrical System . . . . . . . . . . . . 10-37
Wheels and Tires . . . . . . . . . . . 10-47

Black plate (1,1)Buick LaCrosse Owner Manual - 2012
In Brief 1-1
In Brief
Instrument Panel
Instrument Panel . . . . . . . . . . . . . . 1-2
Initial Drive Information
Initial Drive Information . . . . . . . . 1-4
Remote Keyless Entry (RKE)System . . . . . . . . . . . . . . . . . . . . . . 1-4
Remote Vehicle Start . . . . . . . . . 1-4
Door Locks . . . . . . . . . . . . . . . . . . . 1-5
Trunk Release . . . . . . . . . . . . . . . . 1-6
Windows . . . . . . . . . . . . . . . . . . . . . . 1-6
Seat Adjustment . . . . . . . . . . . . . . 1-6
Memory Features . . . . . . . . . . . . . 1-8
Heated and Ventilated Seats . . . . . . . . . . . . . . . . . . . . . . . . 1-9
Head Restraint Adjustment . . . . 1-9
Safety Belts . . . . . . . . . . . . . . . . . . . 1-9
Passenger Sensing System . . . . . . . . . . . . . . . . . . . . . 1-10
Mirror Adjustment . . . . . . . . . . . . 1-10 Steering Wheel
Adjustment . . . . . . . . . . . . . . . . . 1-11
Interior Lighting . . . . . . . . . . . . . . 1-11
Exterior Lighting . . . . . . . . . . . . . 1-12
Windshield Wiper/Washer . . . . 1-13
Climate Controls . . . . . . . . . . . . . 1-14
Transmission . . . . . . . . . . . . . . . . 1-16Vehicle Features
Radio(s) . . . . . . . . . . . . . . . . . . . . . 1-17
Satellite Radio . . . . . . . . . . . . . . . 1-17
Portable Audio Devices . . . . . . 1-18
Bluetooth
®. . . . . . . . . . . . . . . . . . . 1-18
Steering Wheel Controls . . . . . 1-18
Cruise Control . . . . . . . . . . . . . . . 1-19
Navigation System . . . . . . . . . . . 1-19
Driver Information Center (DIC) . . . . . . . . . . . . . . . 1-20
Vehicle Personalization . . . . . . 1-20
Ultrasonic Parking Assist . . . . 1-20
Power Outlets . . . . . . . . . . . . . . . 1-21
Universal Remote System . . . 1-21
Sunroof . . . . . . . . . . . . . . . . . . . . . . 1-21
eAssist Features
eAssist®Overview . . . . . . . . . . . 1-22
High Voltage Safety Information . . . . . . . . . . . . . . . . . 1-23
Driver Efficiency Gauge . . . . . . 1-23
Automatic Engine Start/Stop Feature . . . . . . . . . . . . . . . . . . . . . 1-24
Regenerative Braking . . . . . . . . 1-24
Battery . . . . . . . . . . . . . . . . . . . . . . . 1-24
Service . . . . . . . . . . . . . . . . . . . . . . 1-25
Performance and Maintenance
Traction Control System (TCS) . . . . . . . . . . . . . . 1-25
StabiliTrak
®System . . . . . . . . . 1-25
Tire Pressure Monitor . . . . . . . . 1-26
Tire Sealant and Compressor Kit . . . . . . . . . . . . . 1-26
Engine Oil Life System . . . . . . 1-27
Driving for Better Fuel Economy . . . . . . . . . . . . . . . . . . . 1-27
Roadside Assistance Program . . . . . . . . . . . . . . . . . . . . 1-27
OnStar
®. . . . . . . . . . . . . . . . . . . . . 1-28

Black plate (3,1)Buick LaCrosse Owner Manual - 2012
In Brief 1-3
A.Exterior Lamp Controls on
page 6‑1.
Fog Lamps on page 6‑5
(If Equipped).
Instrument Panel Illumination
Control on page 6‑5.
Head-Up Display (HUD) on
page 5‑31 (If Equipped).
B. Air Vents on page 8‑10.
C. Turn and Lane‐Change Lever. See Turn and Lane-Change
Signals on page 6‑4.
Driver Information Center
Buttons. See Driver Information
Center (DIC) on page 5‑27.
D. Instrument Cluster on
page 5‑10.
Driver Information Center
Display. See Driver Information
Center (DIC) on page 5‑27.
E. Windshield Wiper/Washer on
page 5‑3.
F. Infotainment Display Screen. G.
Infotainment on page 7‑1.
H. Front Storage on page 4‑1.
I. Data Link Connector (DLC) (Out of View). See Malfunction
Indicator Lamp on page 5‑17.
J. Cruise Control on page 9‑42.
K. Steering Wheel Adjustment on
page 5‑2.
L. Horn on page 5‑3.
M. Steering Wheel Controls on
page 5‑2 (If Equipped).
N. Ignition Positions (Key Access)
on page 9‑18 orIgnition
Positions (Keyless Access) on
page 9‑20.
O. Heated and Ventilated Front
Seats on page 3‑10
(If Equipped).
P. Automatic Climate Control
System on page 8‑1
(If Equipped).
Dual Automatic Climate Control
System on page 8‑5
(If Equipped). Q.
Parking Brake on page 9‑36.
R. Shift Lever Position Indicator. See Automatic Transmission on
page 9‑31.
S. Shift Lever. See Shifting Into
Park on page 9‑27.
T. Traction Control System (TCS)
on page 9‑38.
StabiliTrak
®System on
page 9‑40 (If Equipped).
Ultrasonic Parking Assist on
page 9‑44.
Rear Window Sunshade on
page 2‑21 (If Equipped).
U. Power Door Locks on
page 2‑12.
Hazard Warning Flashers on
page 6‑4.
Passenger Sensing System on
page 3‑29.

Black plate (5,1)Buick LaCrosse Owner Manual - 2012
In Brief 1-5
When the engine starts, the parking
lamps will turn on and remain on as
long as the engine is running. The
doors will be locked and the climate
control system may come on.
The engine will continue to run for
10 minutes. Repeat the steps for a
10-minute time extension. Remote
start can be extended only once.
Canceling a Remote Start
To cancel a remote start, do one of
the following:
.Aim the RKE transmitter at the
vehicle and press and hold
/
until the parking lamps turn off.
.Turn on the hazard warning
flashers.
.Turn the vehicle on and then off.
See Remote Vehicle Start on
page 2‑9.
Door Locks
To lock or unlock the doors:
.From inside the vehicle, use the
door lock knob or the power
door lock controls, pull once on
the door handle to unlock it, and
a second time to open it.
.From outside, use the key,
or press
QorKon the Remote
Keyless Entry (RKE) transmitter.
See Remote Keyless Entry
(RKE) System Operation on
page 2‑4.
See Door Locks on page 2‑11.
Power Door Locks
K:Press to unlock the doors.
Q:Press to lock the doors.
See Power Door Locks on
page 2‑12.

Black plate (9,1)Buick LaCrosse Owner Manual - 2012
In Brief 1-9
Heated and Ventilated
Seats
Heated and Ventilated Seat
Buttons Shown, Heated Seat Buttons Similar
If available, the buttons are on the
climate control panel. To operate,
the ignition must be on.
Press
Lto heat the seat cushion
and seatback or
{, if equipped, to
ventilate the seat. Press the button once for the
highest setting. With each press of
the button, the seat will change to
the next lower setting, and then to
the off setting. The lights indicate
three for the highest setting and one
for the lowest.
For more information, see
Heated
and Ventilated Front Seats on
page 3‑10.
Head Restraint
Adjustment
Do not drive until the head restraints
for all occupants are installed and
adjusted properly.
To achieve a comfortable seating
position, change the seatback
recline angle as little as necessary
while keeping the seat and the head
restraint height in the proper
position.
For more information see Head
Restraints on page 3‑2 andSeat
Adjustment on page 3‑4.
Safety Belts
Refer to the following sections for
important information on how to use
safety belts properly:
.Safety Belts on page 3‑13.
.How to Wear Safety Belts
Properly on page 3‑14.
.Lap-Shoulder Belt on page 3‑15.
.Lower Anchors and Tethers for
Children (LATCH System) on
page 3‑44.

Black plate (14,1)Buick LaCrosse Owner Manual - 2012
1-14 In Brief
Climate Controls
The heating, cooling, and ventilation for the vehicle can be controlled with
these systems.
Automatic Climate Control System
A. Power
B. Temperature Control
C. Fan Control
D. Air Delivery Mode Control
E. Recirculation F. AUTO (Automatic Operation)
G. Defrost
H. Air Conditioning
I. Rear Window Defogger

Black plate (15,1)Buick LaCrosse Owner Manual - 2012
In Brief 1-15
Dual Automatic Climate Control System for Non‐eAssist Vehicles
A. Power
B. Driver Temperature Control
C. Defrost
D. Fan Control
E. Air Delivery Mode Control
F. Recirculation/Automatic Recirculation G. Passenger Temperature Control
H. AUTO (Automatic Operation)
I. Rear Window Defogger
J. Heated Steering Wheel
K. Air Conditioning
L. ZONE

Black plate (16,1)Buick LaCrosse Owner Manual - 2012
1-16 In Brief
Dual Automatic Climate Control System for eAssist Vehicles
A. Power
B. Driver Temperature Control
C. Defrost
D. Fan Control
E. Air Delivery Mode Control
F. Recirculation/Automatic Recirculation
G. Passenger Temperature Control H. AUTO (Automatic Operation)
I. Rear Window Defogger
J. Eco Air Conditioning
K. Comfort Air Conditioning
L. ZONE
See
Automatic Climate Control
System on page 8‑1 (If Equipped) or
Dual Automatic Climate Control
System on page 8‑5 (If Equipped).
Transmission
Automatic Transmission
Driver Shift Control (DSC)
Driver Shift Control (DSC) allows
shifting an automatic transmission
similar to a manual transmission.
DSC can be enabled through the
shift lever. SeeManual Mode on
page 9‑33.