2007 BUICK LACROSSE ECU

At Each Fuel Fill
It is important to perform these underhood checks
at each fuel ll.
Engine Oil Level Check
Check the engine oil level and add the proper oil
if necessary. SeeEngine Oil on page 353for
further details.
Notice:It is important to check your oil
regularly and keep it at the proper level. Failure
to keep your engine oil at the proper level
can cause damage to your engine not covered
by your warranty.
Engine Coolant Level Check
Check the engine coolant level and add
DEX-COOL®coolant mixture if necessary. See
Engine Coolant on page 363for further details.
Windshield Washer Fluid Level Check
Check the windshield washer uid level in
the windshield washer uid reservoir and add the
proper uid if necessary.
At Least Once a Month
Tire Ination Check
Visually inspect your vehicle’s tires and make
sure they are inated to the correct pressures.
Do not forget to check the spare tire. See
Ination - Tire Pressure on page 409. Check to
make sure the spare tire is stored securely.
SeeChanging a Flat Tire on page 426.
Tire Wear Inspection
Tire rotation may be required for high mileage
highway drivers prior to the Engine Oil Life System
service notication. Check the tires for wear
and, if necessary, rotate the tires. SeeTire
Inspection and Rotation on page 416.
467

Roadside Assistance Program
In the U.S. call1-800-252-1112.
In Canada call1-800-268-6800.
Service available 24 hours a day, 365 days a year.
As the proud owner of a new Buick vehicle, you
are automatically enrolled in the Roadside
Assistance program. This value-added service is
intended to provide you with peace of mind as you
drive in the city or travel the open road.
Who is Covered?
Roadside Assistance coverage is for the vehicle
operator, regardless of ownership. A person driving
this vehicle without the consent of the owner is not
eligible for coverage.The following services are provided in the U.S.
during the Bumper-to-Bumper warranty period and,
in Canada, during the Base Warranty coverage
period of the New Vehicle Limited Warranty, up to a
maximum coverage of $100.
Fuel Delivery:Delivery of enough fuel for the
customer to get to the nearest service station
(approximately $5 in the U.S. and 10 litres in
Canada). Service to provide diesel may be
restricted. For safety reasons, propane and
other alternative fuels will not be provided
through this service.
Lock-out Service:To ensure security, the
driver must present the vehicle registration and
personal ID before lock-out service is provided.
Lock-out service will be covered at no charge if
you are unable to gain entry into your vehicle.
If your vehicle will not start, Roadside
Assistance will arrange to have your vehicle
towed to the nearest authorized dealership. In
the U.S., replacement keys made at the
customer’s expense will be covered within
10 miles (16 km).
484

Alternative Service:There may be times,
when Roadside Assistance cannot provide
timely assistance, your advisor may authorize
you to secure local emergency road service,
and you will be reimbursed up to $100 upon
submission of the original receipt to Roadside
Assistance.
In many instances, mechanical failures are covered
under Buick’s Bumper-to-Bumper warranty for U.S.
customers, and the duration of the Base Warranty
Coverage for Canadian customers of the new
Vehicle Limited Warranty. However, any cost for
parts and labor for non-warranty repairs are the
responsibility of the driver.
For prompt and efficient assistance when calling,
please provide the following to the Roadside
Assistance Representative:
Your name, home address, and home
telephone number.
Telephone number of your location.
Location of the vehicle.
Model, year, color, and license plate number.
Odometer reading, Vehicle Identication
Number, and delivery date of the vehicle.
Description of the problem.
While we hope you never have the occasion to
use our service, it is added security while traveling
for you and your family. Remember, we are
only a phone call away. U.S. customers call Buick
Roadside Assistance:1-800-252-1112, TTY
users, call1-888-889-2438, Canadian customers
call1-800-268-6800.
Buick and General Motors of Canada Limited
reserve the right to limit services or reimbursement
to an owner or driver when, in their sole discretion,
the claims become excessive in frequency or type
of occurrence.
Roadside Assistance is not part of or included in
the coverage provided by the New Vehicle Limited
Warranty. Buick and General Motors of Canada
Limited reserve the right to make any changes or
discontinue the Roadside Assistance program
at any time without notication.
486

C
Calibration................................................... 206
California Fuel............................................. 344
California Proposition 65 Warning................ 341
Canadian Owners........................................... 3
Capacities and Specications...................... 454
Carbon Monoxide..............100, 122, 314, 327
Care of
Safety Belts............................................. 442
Your CD Player........................................ 282
Your CDs ................................................. 282
CD, MP3 ..................................................... 272
Center Console Storage Area...................... 142
Center Front Passenger Position,
Safety Belts............................................... 31
Center Seat.................................................. 14
Chains, Tire................................................. 424
Charging System Light................................ 185
Check
Engine Light............................................ 190
Check Gas Cap Light.................................. 199
Checking Things Under the Hood................ 348
Chemical Paint Spotting.............................. 446Child Restraints
Child Restraint Systems............................. 45
Infants and Young Children........................ 42
Lower Anchors and Tethers for Children..... 51
Older Children........................................... 39
Securing a Child Restraint in a Rear
Seat Position.......................................... 58
Securing a Child Restraint in the Center
Front Seat Position................................. 61
Securing a Child Restraint in the Right
Front Seat Position................................. 61
Where to Put the Restraint........................ 50
Chime Level Adjustment .............................. 284
Cigarette Lighter.......................................... 168
Cleaning
Aluminum or Chrome-Plated Wheels........ 444
Exterior Lamps/Lenses............................. 443
Fabric/Carpet........................................... 440
Finish Care.............................................. 443
Inside of Your Vehicle .............................. 438
Instrument Panel, Vinyl, and Other
Plastic Surfaces.................................... 441
Leather.................................................... 441
Tires........................................................ 445
499

Doing Your Own Service Work.................... 342
Door
Ajar Light................................................. 197
Automatic Door Lock................................. 98
Delayed Locking........................................ 97
Locks......................................................... 96
Power Door Locks..................................... 97
Programmable Automatic Door Unlock....... 98
Rear Door Security Locks.......................... 98
Driver
Position, Safety Belt................................... 22
Driver Information Center (DIC)................... 199
DIC Operation and Displays..................... 200
DIC Vehicle Personalization..................... 229
DIC Warnings and Messages................... 208
Driving
At Night................................................... 303
City.......................................................... 308
Defensive................................................. 286
Drunken................................................... 287
Freeway................................................... 309
Hill and Mountain Roads.......................... 312
In Rain and on Wet Roads...................... 305
Rocking Your Vehicle to Get it Out.......... 319
Winter...................................................... 314
Dual Automatic Climate Control System....... 172E
Electric Power Management........................ 163
Electrical System
Add-On Equipment................................... 449
Fuses and Circuit Breakers...................... 450
Headlamp Wiring..................................... 449
Instrument Panel Fuse Block................... 450
Power Windows and Other Power
Options................................................. 450
Underhood Fuse Block............................. 452
Windshield Wiper Fuses........................... 449
Engine
Air Cleaner/Filter...................................... 358
Battery..................................................... 384
Change Engine Oil Light.......................... 195
Check and Service Engine Soon Light..... 190
Coolant.................................................... 363
Coolant Heater......................................... 112
Coolant Temperature Gage...................... 189
Coolant Temperature Warning Light.......... 188
Drive Belt Routing.................................... 472
Engine Compartment Overview ................ 350
Exhaust................................................... 122
Oil ........................................................... 353
Oil Life System........................................ 356
501

Light (cont.)
Door Ajar................................................. 197
Engine Coolant Temperature Warning....... 188
Headlamps Suggested............................. 196
Highbeam On.......................................... 196
Low Coolant Warning............................... 189
Low Fuel Warning.................................... 198
Low Washer Fluid Warning...................... 197
Malfunction Indicator................................ 190
Oil Pressure............................................. 194
Passenger Airbag Status Indicator............ 183
Passenger Safety Belt Reminder.............. 182
Reduced Engine Power............................ 196
Safety Belt Reminder............................... 181
Security................................................... 195
Service Vehicle Soon............................... 197
TCS Warning Light.................................. 187
Tire Pressure........................................... 190
Traction Control System (TCS) Warning ... 187
Trunk Ajar................................................ 197
Lighting
Delayed Entry.......................................... 162
Delayed Exit............................................ 162
Entry........................................................ 161
Perimeter................................................. 163
Theater Dimming..................................... 162
Loading Your Vehicle................................... 319Lockout Protection......................................... 99
Locks
Automatic Door Lock................................. 98
Delayed Locking........................................ 97
Door.......................................................... 96
Lockout Protection..................................... 99
Power Door............................................... 97
Programmable Automatic Door Unlock....... 98
Rear Door Security Locks.......................... 98
Loss of Control........................................... 302
Low Coolant Warning Light.......................... 189
Low Fuel Warning Light............................... 198
Low Washer Fluid Warning Light................. 197
Lumbar
Power Controls.......................................... 10
M
Maintenance Schedule
Additional Required Services.................... 464
At Each Fuel Fill...................................... 467
At Least Once a Month............................ 467
At Least Once a Year .............................. 468
Introduction.............................................. 458
Maintenance Footnotes............................ 465
Maintenance Record................................ 473
Maintenance Requirements...................... 458
505

Rear Door Security Locks............................. 98
Rear Safety Belt Comfort Guides.................. 35
Rear Seat Passengers, Safety Belts.............. 32
Rearview Mirror, Automatic Dimming............ 124
Rearview Mirror, Automatic Dimming with
OnStar
®................................................... 125
Rearview Mirror with OnStar®...................... 124
Rearview Mirrors......................................... 124
Reclining Seatbacks...................................... 11
Recommended Fluids and Lubricants.......... 470
Recreational Vehicle Towing........................ 326
Reduced Engine Power Light...................... 196
Remote Keyless Entry (RKE) System............ 89
Remote Keyless Entry (RKE) System,
Operation................................................... 90
Removing the Flat Tire and Installing the
Spare Tire................................................ 429
Removing the Spare Tire and Tools............ 427
Replacement Bulbs..................................... 400
Replacement, Windshield............................. 401
Reporting Safety Defects
Canadian Government............................. 494
General Motors........................................ 495
United States Government....................... 494Restraint System Check
Checking the Restraint Systems................. 82
Replacing Restraint System Parts
After a Crash......................................... 83
Retained Accessory Power (RAP)................ 110
Right Front Passenger Position,
Safety Belts............................................... 30
Roadside
Assistance Program................................. 484
Rocking Your Vehicle to Get it Out.............. 319
Routing, Engine Drive Belt.......................... 472
Running the Engine While Parked............... 123
S
Safety Belt
Passenger Reminder Light....................... 182
Pretensioners............................................. 38
Reminder Light........................................ 181
Safety Belts
Care of.................................................... 442
Center Front Passenger Position................ 31
Driver Position........................................... 22
How to Wear Safety Belts Properly............ 21
508

Safety Belts (cont.)
Questions and Answers About
Safety Belts............................................ 20
Rear Safety Belt Comfort Guides............... 35
Rear Seat Passengers............................... 32
Right Front Passenger Position.................. 30
Safety Belt Extender.................................. 38
Safety Belt Use During Pregnancy............. 30
Safety Belts Are for Everyone.................... 16
Shoulder Belt Height Adjuster.................... 29
Safety Warnings and Symbols......................... 4
Scheduled Maintenance............................... 462
Seats
Center Seat............................................... 14
Head Restraints......................................... 13
Heated Seats............................................. 10
Power Lumbar........................................... 10
Power Seats................................................ 9
Reclining Seatbacks................................... 11
Split Folding Rear Seat.............................. 14
Securing a Child Restraint
Center Front Seat Position......................... 61
Rear Seat Position..................................... 58
Right Front Seat Position........................... 61
Security Light.............................................. 195Service........................................................ 340
Accessories and Modications.................. 341
Adding Equipment to the Outside of
Your Vehicle......................................... 343
California Proposition 65 Warning............. 341
Doing Your Own Work............................. 342
Engine Soon Light................................... 190
Publications Ordering Information............. 495
Vehicle Soon Light................................... 197
Servicing Your Airbag-Equipped Vehicle......... 80
Setting the Time.......................................... 239
Sheet Metal Damage................................... 445
Shifting Into Park (P)................................... 118
Shifting Out of Park (P)............................... 120
Shoulder Belt Height Adjuster........................ 29
Signals, Turn and Lane-Change.................. 152
Spare Tire
Compact.................................................. 437
Installing.................................................. 429
Removing................................................ 427
Storing..................................................... 435
Specications, Capacities............................ 454
Speedometer............................................... 181
Split Folding Rear Seat................................. 14
StabiliTrak
®System..................................... 296
509