engine coolant BUICK LACROSSE 2007 Owner's Guide

Page 463 of 512

Scheduled Maintenance
Service MaintenanceIMaintenanceII
Change engine oil and lter. SeeEngine Oil on page 353. Reset oil life system.
SeeEngine Oil Life System on page 356.An Emission Control Service.••
Visually check for any leaks or damage.See footnote (k).••
Inspect engine air cleaner lter. If necessary, replace lter. SeeEngine Air
Cleaner/Filter on page 358.See footnote (l).•
Rotate tires and check ination pressures and wear. SeeTire Inspection and
Rotation on page 416and “Tire Wear Inspection” inAt Least Once a Month
on page 467.••
Inspect brake system.See footnote (a).••
Check engine coolant and windshield washer uid levels and add uid
as needed.••
Perform any needed additional services. See “Additional Required Services”
in this section.••
Inspect suspension and steering components.See footnote (b).•
Inspect engine cooling system.See footnote (c).•
Inspect wiper blades.See footnote (d).•
Inspect restraint system components.See footnote (e).•
Lubricate body components.See footnote (f).•
Check transaxle uid level and add uid as needed.•
Replace passenger compartment air lter.See footnote (g).•
Inspect throttle system.See footnote (j).•
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Page 466 of 512

(h)Change automatic transaxle uid and lter if
the vehicle is mainly driven under one or more of
these conditions:
In heavy city traffic where the outside
temperature regularly reaches 90°F (32°C)
or higher.
In hilly or mountainous terrain.
When doing frequent trailer towing.
Uses such as found in taxi, police, or
delivery service.
(i)Drain, ush, and rell cooling system. This
service can be complex; you should have
your dealer perform this service. See Engine
Coolant on page 363 for what to use. Inspect
hoses. Clean radiator, condenser, pressure cap,
and ller neck. Pressure test the cooling
system and pressure cap.
(j)Check throttle system for interference or
binding and for damaged or missing parts. Replace
parts as needed. Replace any components that
have high effort or excessive wear. Do not
lubricate accelerator or cruise control cables.(k)A uid loss in any vehicle system could
indicate a problem. Have the system inspected
and repaired and the uid level checked. Add uid
if needed.
(l)If you drive regularly under dusty conditions,
inspect the lter at each engine oil change.
(m)Visually inspect belt for fraying, excessive
cracks, or obvious damage. Replace belt if
necessary.
Owner Checks and Services
These owner checks and services should be
performed at the intervals specied to help
ensure the safety, dependability, and emission
control performance of your vehicle. Your
GM Goodwrench
®dealer can assist you with
these checks and services.
Be sure any necessary repairs are completed at
once. Whenever any uids or lubricants are added
to your vehicle, make sure they are the proper
ones, as shown inRecommended Fluids and
Lubricants on page 470.
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Page 467 of 512

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

Page 470 of 512

Recommended Fluids and
Lubricants
Fluids and lubricants identied below by name,
part number, or specication may be obtained from
your dealer.
Usage Fluid/Lubricant
Engine OilEngine oil which meets GM
Standard GM6094M and displays
the American Petroleum Institute
Certied for Gasoline Engines
starburst symbol. GM Goodwrench
®
oil meets all the requirements for
your vehicle. To determine the
proper viscosity for your vehicle’s
engine, seeEngine Oil on page 353.
Engine Coolant50/50 mixture of clean, drinkable
water and use only DEX-COOL
®
Coolant. SeeEngine Coolant on
page 363.
Hydraulic Brake
SystemDelco
®Supreme 11 Brake Fluid or
equivalent DOT-3 brake uid.
Windshield
WasherGM Optikleen
®Washer Solvent.
Usage Fluid/Lubricant
Power Steering
SystemGM Power Steering Fluid
(GM Part No. U.S. 89021184, in
Canada 89021186).
Automatic
TransaxleDEXRON
®-VI Automatic
Transmission Fluid.
Key Lock
CylindersMulti-Purpose Lubricant, Superlube
(GM Part No. U.S. 12346241, in
Canada 10953474).
Hood Latch
Assembly,
Secondary
Latch, Pivots,
Spring
Anchor, and
Release PawlLubriplate Lubricant Aerosol
(GM Part No. U.S. 12346293, in
Canada 992723) or lubricant
meeting requirements of NLGI #2,
Category LB or GC-LB.
Hood and Door
HingesMulti-Purpose Lubricant, Superlube
(GM Part No. U.S. 12346241, in
Canada 109435474).
Weatherstrip
ConditioningWeatherstrip Lubricant
(GM Part No. U.S. 3634770,
in Canada 10953518) or
Dielectric Silicone Grease
(GM Part No. U.S. 12345579, in
Canada 992887).
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Page 500 of 512

Cleaning (cont.)
Underbody Maintenance........................... 446
Washing Your Vehicle.............................. 442
Weatherstrips........................................... 442
Windshield and Wiper Blades................... 444
Climate Control System............................... 168
Air Filter, Passenger Compartment........... 178
Dual Automatic......................................... 172
Outlet Adjustment..................................... 177
Collision Damage Repair............................. 490
Comfort Guides, Rear Safety Belt................. 35
Compact Spare Tire.................................... 437
Compass..................................................... 206
Content Theft-Deterrent............................... 104
Control of a Vehicle..................................... 290
Convenience Net......................................... 142
Coolant
Engine Temperature Gage........................ 189
Engine Temperature Warning Light........... 188
Heater, Engine......................................... 112
Low Warning Light................................... 189
Cooling System........................................... 370
Courtesy Lamps.......................................... 161
Cruise Control............................................. 154
Cruise Control Light.................................... 195
Cupholder(s)................................................ 141Customer Assistance Information
Courtesy Transportation........................... 487
Customer Assistance for Text Telephone
(TTY) Users.......................................... 482
Customer Assistance Offices.................... 482
Customer Satisfaction Procedure.............. 478
GM Mobility Reimbursement Program...... 483
Reporting Safety Defects to
General Motors..................................... 495
Reporting Safety Defects to the
Canadian Government.......................... 494
Reporting Safety Defects to the
United States Government.................... 494
Roadside Assistance Program.................. 484
Service Publications Ordering
Information........................................... 495
D
Daytime Running Lamps/Automatic
Headlamp System.................................... 159
Defensive Driving........................................ 286
Delayed Entry Lighting................................ 162
Delayed Exit Lighting................................... 162
Delayed Locking............................................ 97
DIC Compass.............................................. 206
Disc, MP3................................................... 272
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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
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Page 503 of 512

G
Gage
Engine Coolant Temperature.................... 189
Fuel......................................................... 198
Speedometer........................................... 181
Tachometer.............................................. 181
Garage Door Opener................................... 130
Gasoline
Octane..................................................... 343
Specications........................................... 344
Glove Box................................................... 141
GM Mobility Reimbursement Program.......... 483
H
Hazard Warning Flashers............................ 150
Head Restraints............................................ 13
Headlamp
Aiming..................................................... 391
Headlamp Wiring......................................... 449
Headlamps
Bulb Replacement.................................... 394
Daytime Running Lamps/Automatic
Headlamp System................................ 159Headlamps (cont.)
Flash-to-Pass........................................... 153
Front Turn Signal and Parking Lamps...... 397
Halogen Bulbs......................................... 394
Headlamps and Sidemarker Lamps.......... 395
High/Low Beam Changer......................... 153
Suggested Light....................................... 196
Headlamps and Sidemarker Lamps............. 395
Heated Seats................................................ 10
Heater......................................................... 168
Heater......................................................... 172
Highbeam On Light..................................... 196
Highway Hypnosis....................................... 311
Hill and Mountain Roads............................. 312
Hood
Checking Things Under............................ 348
Release................................................... 349
Horn............................................................ 150
How to Use This Manual ................................ 3
How to Wear Safety Belts Properly............... 21
503

Page 505 of 512

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

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