2010 BUICK LACROSSE ignition

9-76 Vehicle Care
1. Check the other vehicle. It musthave a 12-volt battery with a
negative ground system.
Notice: If the other vehicle's
system is not a 12-volt system
with a negative ground, both
vehicles can be damaged. Only
use vehicles with 12-volt systems
with negative grounds to jump
start your vehicle. 2. Position the two vehicles so that
they are not touching.
3. Set the parking brake firmly and put the shift lever in P (Park).
See Shifting Into Park
on
page 8‑23. Notice:
If you leave the radio or
other accessories on during the
jump starting procedure, they
could be damaged. The repairs
would not be covered by the
warranty. Always turn off the
radio and other accessories when
jump starting the vehicle.
4. Turn the ignition to LOCK/OFF
and switch off all lights and
accessories in both vehicles,
except the hazard warning
flashers if needed.
{WARNING
An electric fan can start up even
when the engine is not running
and can injure you. Keep hands,
clothing and tools away from any
underhood electric fan.

9-80 Vehicle Care
Dinghy Towing From the Front
When dinghy towing, the vehicle
should be run at the beginning of
each day and at each RV fuel stop
for about five minutes. This will
ensure proper lubrication of
transmission components.
Use the following procedure to
dinghy tow the vehicle from the front
with all four wheels on the ground:
1. Position the vehicle being towedbehind the tow vehicle and shift
the transmission to P (Park). 2. Turn the engine off and firmly set
the parking brake.
3. Following the manufacturer's instructions, securely attach the
vehicle being towed to the tow
vehicle.
4. Turn the ignition to ACC/ ACCESSORY and shift the
transmission to N (Neutral).
5. Release the parking brake only after the vehicle being towed is
firmly attached to the towing
vehicle.
When towing the vehicle for
extended periods of time, start the
vehicle as often as possible to
prevent battery drain. This should
be done when the tow vehicle is
parked.
Dinghy Towing From the Rear
The vehicle was not designed to be
towed from the rear with all four
wheels on the ground.

Vehicle Care 9-81
Dolly Towing From the Front
.Vehicles with front-wheel drive
can be dolly towed from the
front.
.Vehicles with all-wheel drive can
be dolly towed from the front
with a maximum speed not to
exceed the legal limit or
50 km/h (30 mph).Use the following procedure to dolly
tow the vehicle from the front:
1. Attach the dolly to the tow
vehicle following the dolly
manufacturer's instructions.
2. Drive the front wheels onto the dolly.
3. Shift the transmission to P (Park).
4. Firmly set the parking brake.
5. Use an adequate clamping device designed for towing to
ensure that the front wheels are
locked into the straight ahead
position.
6. Secure the vehicle to the dolly following the manufacturer's
instructions.
7. Release the parking brake only after the vehicle being towed is
firmly attached to the towing
vehicle.
8. Turn the ignition to LOCK/OFF.
Dolly Towing From the Rear
The vehicle cannot be dolly towed
from the rear.

Service and Maintenance 10-5
.SeeIgnition Transmission Lock
Check on page 9‑28.
.See Park Brake and P (Park)
Mechanism Checkon
page 9‑28.
.Engine cooling system and
pressure cap pressure check.
Radiator and air conditioning
condenser outside cleaning.
See Cooling System
on
page 9‑17.
.Exhaust system and nearby heat
shields inspection for loose or
damaged components.
.Accelerator pedal check for
damage, high effort, or binding.
Replace if needed.
First Engine Oil Change After
Every 40 000 km/25,000 Miles
.Fuel system inspection for
damage or leaks. First Engine Oil Change After
Every 80 000 km/50,000 Miles
.Engine air cleaner filter
replacement. See
Engine Air
Cleaner/Filter on page 9‑15.
.Automatic transmission fluid
change (severe service) for
vehicles mainly driven in heavy
city traffic in hot weather,
in hilly or mountainous terrain,
when frequently towing a
trailer, or used for taxi,
police, or delivery service.
See Automatic Transmission
Fluid on page 9‑15.
First Engine Oil Change After
Every 160 000 km/100,000 Miles
.Automatic transmission fluid
change (normal service).
See Automatic Transmission
Fluid on page 9‑15.
.Spark plug replacement and
spark plug wires inspection.
An Emission Control Service. First Engine Oil Change After
Every 240 000 km/150,000 Miles
.Engine cooling system drain,
flush, and refill, cooling system
and cap pressure check, and
cleaning of outside of radiator
and air conditioning condenser
(or every 5 years, whichever
occurs first). See
Cooling
System
on page 9‑17.
An Emission Control Service.
.Engine accessory drive belt
inspection for fraying, excessive
cracks, or obvious damage
and replacement, if needed.
An Emission Control Service.

12-16 Customer Information
GM will not access this data or
share it with others except: with the
consent of the vehicle owner or,
if the vehicle is leased, with the
consent of the lessee; in response
to an official request of police or
similar government office; as part of
GM's defense of litigation through
the discovery process; or, as
required by law. Data that GM
collects or receives may also be
used for GM research needs or may
be made available to others for
research purposes, where a need is
shown and the data is not tied to a
specific vehicle or vehicle owner.
OnStar®
If your vehicle has OnStar and you
subscribe to the OnStar services,
please refer to the OnStar Terms
and Conditions for information on
data collection and use. See also
OnStar
®Systemon page 4‑43in
this manual for more information.
Navigation System
If your vehicle has a navigation
system, use of the system may
result in the storage of destinations,
addresses, telephone numbers, and
other trip information. Refer to the
navigation system operating manual
for information on stored data and
for deletion instructions.
Radio Frequency
Identification (RFID)
RFID technology is used in some
vehicles for functions such as tire
pressure monitoring and ignition
system security, as well as in
connection with conveniences such
as key fobs for remote door locking/
unlocking and starting, and
in-vehicle transmitters for garage
door openers. RFID technology in
GM vehicles does not use or record
personal information or link with any
other GM system containing
personal information.
Radio Frequency
Statement
This vehicle has systems that
operate on a radio frequency that
comply with Part 15 of the Federal
Communications Commission (FCC)
Rules and with RSS-210/211 of
Industry and Science Canada.
Operation is subject to the following
two conditions:
1. The device may not cause interference.
2. The device must accept any interference received, including
interference that may cause
undesired operation of the
device.
Changes or modifications to any of
these systems by other than an
authorized service facility could void
authorization to use this equipment.

i-2 INDEX
B
Battery . . . . . . . . . . . . . . . . . . . . . . . . 9-26Jump Starting . . . . . . . . . . . . . . . . . 9-75
Load Management . . . . . . . . . . . . . 5-6
Power Protection . . . . . . . . . . . . . . 5-7
Voltage and ChargingMessages . . . . . . . . . . . . . . . . . . . 4-33
Blade Replacement, Wiper . . . . 9-29
Bluetooth . . . . 6-42, 6-43, 6-46, 6-57
Brakes . . . . . . . . . . . . . . . . . . . . . . . . . 9-24 Antilock . . . . . . . . . . . . . . . . . . . . . . . 8-31
Assist . . . . . . . . . . . . . . . . . . . . . . . . . 8-34
Fluid . . . . . . . . . . . . . . . . . . . . . . . . . . 9-25
Parking . . . . . . . . . . . . . . . . . . . . . . . 8-32
System Messages . . . . . . . . . . . . 4-33
Braking . . . . . . . . . . . . . . . . . . . . . . . . . 8-4
Break-In, New Vehicle . . . . . . . . . 8-17
Bulb Replacement . . . . . . . . . . . . . 9-37
Fog Lamps . . . . . . . . . . . . . . 5-5, 9-35
Halogen Bulbs . . . . . . . . . . . . . . . . 9-33
Headlamp Aiming . . . . . . . . . . . . . 9-30
Headlamps . . . . . . . . . . . . . . . . . . . 9-33
Headlamps, Front TurnSignal and Parking
Lamps . . . . . . . . . . . . . . . . . . . . . . 9-33 Bulb Replacement (cont.)
High Intensity Discharge
(HID) Lighting . . . . . . . . . . . . . . . 9-33
License Plate Lamps . . . . . . . . . 9-36
Taillamps, Turn Signal,
Stoplamps, and Back-Up
Lamps . . . . . . . . . . . . . . . . . . . . . . 9-35
Buying New Tires . . . . . . . . . . . . . . 9-61
C
Calibration . . . . . . . . . . . . . . . . . . . . . . 4-8
California Fuel Requirements . . . . . . . . . . . 8-51
Perchlorate MaterialsRequirements . . . . . . . . . . . . . . . . 9-3
Warning . . . . . . . . . . . . . . . . . . . . . . . 9-2
Camera, Rear Vision . . . . . . . . . . 8-46
Canadian Vehicle Owners . . . . . . . . iv
Capacities and Specifications . . . . . . . . . . . . . . . . 11-2
Carbon Monoxide Engine Exhaust . . . . . . . . . . . . . . . 8-26
Trunk . . . . . . . . . . . . . . . . . . . . . . . . . 1-11
Winter Driving . . . . . . . . . . . . . . . . . 8-9 Cautions, Danger, and
Warnings . . . . . . . . . . . . . . . . . . . . . . . . iv
CD DVD Player . . . . . . . . . . . . . . . . . . . 6-22
CD Player . . . . . . . . . . . . . . . . . . . . . 6-20
Center Console Storage . . . . . . . . 3-1
Chains, Tire . . . . . . . . . . . . . . . . . . . 9-67
Charging System Light . . . . . . . . 4-17
Check Engine Lamp . . . . . . . . . . . . . . . . . 4-17
Ignition Transmission Lock . . . 9-28
Child Restraints Infants and YoungChildren . . . . . . . . . . . . . . . . . . . . . 2-42
Lower Anchors and Tethers for Children . . . . . . . . . 2-48
Older Children . . . . . . . . . . . . . . . . 2-40
Securing . . . . . . . . . . . . . . . . 2-55, 2-57
Systems . . . . . . . . . . . . . . . . . . . . . . 2-45
Where to Put the Restraint . . . 2-46
Circuit Breakers . . . . . . . . . . . . . . . 9-38
Cleaning
Exterior Care . . . . . . . . . . . . . . . . . 9-82
Interior Care . . . . . . . . . . . . . . . . . . 9-86

i-6 INDEX
Heated and Ventilated FrontSeats . . . . . . . . . . . . . . . . . . . . . . . . . 2-8
Heated Front Seats . . . . . . . . . . . . . 2-8
Heated Mirrors . . . . . . . . . . . . . . . . . 1-16
High-Beam On Light . . . . . . . . . . . 4-24
Highway Hypnosis . . . . . . . . . . . . . . 8-8
Hill and Mountain Roads . . . . . . . . 8-9
Hood . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-5
Horn . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-7
How to Wear Safety Belts Properly . . . . . . . . . . . . . . . . . . . . . . 2-13
I
Ignition Positions . . . . . . . . 8-18, 8-19
Ignition Transmission Lock
Check . . . . . . . . . . . . . . . . . . . . . . . . 9-28
Illumination Control . . . . . . . . . . . . . 5-5
Immobilizer . . . . . . . . . . . . . . . . . . . . 1-13
Infants and Young Children, Restraints . . . . . . . . . . . . . . . . . . . . 2-42
Instrument Cluster . . . . . . . . . . . . . 4-13
Instrument Panel . . . . . . . . . . . . . . . 5-5
Introduction . . . . . . . . . . . . . . . . . . .iii, 6-2
J
Jump Starting . . . . . . . . . . . . . . . . . . 9-75
K
Key and Lock Messages . . . . . . . 4-36
Keyless Entry Remote (RKE) System . . . 1-3, 1-5
Keyless Entry System . . . . . . . . . . 1-3
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
L
Labeling, Tire Sidewall . . . . . . . . . 9-47
Lamp Messages . . . . . . . . . . . . . . . 4-36
Lamps Daytime Running (DRL) . . . . . . . 5-2
Dome . . . . . . . . . . . . . . . . . . . . . . . . . . 5-5
Exterior Controls . . . . . . . . . . . . . . . 5-1
Exterior Lamps Off
Reminder . . . . . . . . . . . . . . . . . . . . 5-2
Headlamps, Front Turn
Signal and Parking
Lamps . . . . . . . . . . . . . . . . . . . . . . 9-33
License Plate . . . . . . . . . . . . . . . . . 9-36 Lamps (cont.)
Malfunction Indicator . . . . . . . . . 4-17
Reading . . . . . . . . . . . . . . . . . . . . . . . 5-5
Sun Visor . . . . . . . . . . . . . . . . . . . . . . 5-5
Lap-Shoulder Belt . . . . . . . . . . . . . 2-19
LATCH System Replacing Parts After aCrash . . . . . . . . . . . . . . . . . . . . . . . 2-55
Latch, Lower Anchors and
Tethers for Children . . . . . . . . . . 2-48
Light Electric Parking Brake . . . . . . . . 4-20
Lighting Adaptive Forward . . . . . . . . . . . . . . 5-3
Entry . . . . . . . . . . . . . . . . . . . . . . . . . . 5-6
Exit . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-6
Lights Airbag Readiness . . . . . . . . . . . . . 4-16
Antilock Brake System
(ABS) Warning . . . . . . . . . . . . . . 4-21
Charging System . . . . . . . . . . . . . 4-17
Cruise Control . . . . . . . . . . . . . . . . 4-25
Engine Oil Pressure . . . . . . . . . . 4-23