engine coolant BUICK LACROSSE 2010 Owner's Guide

10-4 Service and Maintenance
.Windshield wiper blade
inspection for wear, cracking,
or contamination and windshield
and wiper blade cleaning,
if contaminated. SeeExterior
Care
on page 9‑82. Worn or
damaged wiper blade
replacement. See Wiper Blade
Replacement on page 9‑29.
.Body hinges and latches, key
lock cylinders, folding seat
hardware, and sunroof
(if equipped) lubrication.
See Recommended Fluids and
Lubricants
on page 10‑7.
More frequent lubrication may
be required when vehicle is
exposed to a corrosive
environment. Applying silicone
grease on weatherstrips with a
clean cloth makes them last
longer, seal better, and not stick
or squeak.
.Restraint system component
check. See Safety System
Check on page 2‑23.
.Automatic transmission fluid
level check and adding fluid,
if needed. See Automatic
Transmission Fluid
on
page 9‑15.
.Engine air cleaner filter
inspection. See Engine Air
Cleaner/Filter on page 9‑15.
.Passenger compartment air
filter replacement (or every
12 months, whichever occurs
first). More frequent replacement
may be required if vehicle is
driven regularly under dusty
conditions.
Additional Required Services
At Each Fuel Stop
.Engine oil level check. See
Engine Oil on page 9‑11.
.Engine coolant level check. See
Engine Coolant on page 9‑18.
.Windshield washer fluid level
check. See Washer Fluidon
page 9‑23.
Once a Month
.Tire inflation check. See Tire
Pressure on page 9‑53.
.Tire wear inspection. See Tire
Inspection on page 9‑59.
Once a Year
.See Starter Switch Checkon
page 9‑27.
.See Automatic Transmission
Shift Lock Control System
Check on page 9‑27.

10-6 Service and Maintenance
ServiceMaintenanceIMaintenance
II
Change engine oil and filter. Reset oil life system. ••
Engine coolant level check. ••
Windshield washer fluid level check. ••
Tire inflation pressures check. ••
Tire wear inspection. ••
Rotate tires. ••
Fluids visual leak check. ••
Engine air cleaner filter inspection (vehicles driven in dusty conditions only). ••
Brake system inspection. ••
Steering and suspension inspection. •
Engine cooling system inspection. •
Windshield wiper blades inspection. •
Body components lubrication. •
Restraint system components check. •
Automatic transmission fluid level check. •
Engine air cleaner filter inspection (vehicles not driven in dusty conditions). •
Passenger compartment air filter replacement. •

Service and Maintenance 10-7
Recommended Fluids, Lubricants, and Parts
Recommended Fluids and Lubricants
UsageFluid/Lubricant
Engine Oil Engine oil which meets GM Standard GM6094M and displays the
American Petroleum Institute Certified for Gasoline Engines starburst
symbol. To determine the proper viscosity for the vehicle's engine,
see
Engine Oil on page 9‑11.
Engine Coolant 50/50 mixture of clean, drinkable water and use only DEX-COOL
®Coolant.
See Engine Coolant on page 9‑18.
Hydraulic Brake System Hydraulic Brake Fluid (GM Part No. U.S. 88862806, in Canada 88862807). Windshield Washer Optikleen
®Washer Solvent.
Hydraulic Power Steering System GM Power Steering Fluid (GM Part No. U.S. 89021184,
in Canada 89021186).

INDEX i-3
Climate Control SystemsAutomatic . . . . . . . . . . . . . . . . . . . . . . 7-1
Dual Automatic . . . . . . . . . . . . . . . . 7-4
Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-9
Cluster, IP . . . . . . . . . . . . . . . . . . . . . 4-13
Collision Damage Repair . . . . . 12-10
Compact Spare Tire . . . . . . . . . . . 9-74
Compass . . . . . . . . . . . . . . . . . . . . . . . 4-8
Compass Messages . . . . . . . . . . . 4-33
Control of a Vehicle . . . . . . . . . . . . . 8-4
Convenience Net . . . . . . . . . . . . . . . 3-2
Coolant Engine . . . . . . . . . . . . . . . . . . . . . . . . 9-18
Engine Temperature Gage . . . . 4-15
Cooling System . . . . . . . . . . . . . . . . 9-17 Engine Messages . . . . . . . . . . . . 4-34
Courtesy Transportation Program . . . . . . . . . . . . . . . . . . . . . . 12-8
Cruise Control . . . . . . . . . . . . . . . . . 8-37 Light . . . . . . . . . . . . . . . . . . . . . . . . . . 4-25
Messages . . . . . . . . . . . . . . . . . . . . 4-34
Cupholders . . . . . . . . . . . . . . . . . . . . . 3-1 Customer Assistance . . . . . . . . . . 12-4
Offices . . . . . . . . . . . . . . . . . . . . . . . . 12-3
Text Telephone (TTY)
Users . . . . . . . . . . . . . . . . . . . . . . . 12-4
Customer Information Service PublicationsOrdering Information . . . . . . 12-12
Customer Satisfaction Procedure . . . . . . . . . . . . . . . . . . . . 12-1
D
Damage Repair, Collision . . . . . 12-10
Danger, Warnings, andCautions . . . . . . . . . . . . . . . . . . . . . . . . iv
Data Recorders, Event . . . . . . . 12-15
Daytime Running Lamps (DRL) . . . . . . . . . . . . . . . . . . 5-2
Defensive Driving . . . . . . . . . . . . . . . 8-3
Devices, Auxiliary . . . . . . . 6-28, 6-31
Displays
Head-Up . . . . . . . . . . . . . . . . . . . . . . 4-28
Dome Lamps . . . . . . . . . . . . . . . . . . . 5-5 Door
Ajar Messages . . . . . . . . . . . . . . . 4-34
Locks . . . . . . . . . . . . . . . . . . . . . . . . . 1-10
Power Locks . . . . . . . . . . . . . . . . . . 1-10
Drive Systems All-Wheel Drive . . . . . . . . . . . . . . . 8-30
Driver Information
Center (DIC) . . . . . . . . . . . . . . . . . 4-25
Driving Better Fuel Economy . . . . . . . . . . 8-2
Characteristics andTowing Tips . . . . . . . . . . . . . . . . . 8-54
Defensive . . . . . . . . . . . . . . . . . . . . . . 8-3
Drunk . . . . . . . . . . . . . . . . . . . . . . . . . . 8-3
Highway Hypnosis . . . . . . . . . . . . . 8-8
Hill and Mountain Roads . . . . . . . 8-9
If the Vehicle is Stuck . . . . . . . . . 8-11
Loss of Control . . . . . . . . . . . . . . . . 8-7
Off-Road Recovery . . . . . . . . . . . . 8-6
Vehicle Load Limits . . . . . . . . . . . 8-12
Winter . . . . . . . . . . . . . . . . . . . . . . . . . 8-9

i-4 INDEX
Dual Automatic ClimateControl System . . . . . . . . . . . . . . . . 7-4
DVD Rear Seat EntertainmentSystem . . . . . . . . . . . . . . . . . . . . . . 6-34
DVD/CD Player . . . . . . . . . . . . . . . . 6-22
E
Electric Parking Brake Light . . . 4-20
Electrical Equipment, Add-On . . . . . . . . . . . . . . . . . . . . . . 8-60
Electrical System Engine Compartment Fuse
Block . . . . . . . . . . . . . . . . . . . . . . . . 9-39
Fuses and Circuit Breakers . . . . . . . . . . . . . . . . . . . . 9-38
Instrument Panel Fuse Block . . . . . . . . . . . . . . . . . . . . . . . . 9-41
Overload . . . . . . . . . . . . . . . . . . . . . 9-38
Rear Compartment Fuse Block . . . . . . . . . . . . . . . . . . . . . . . . 9-43
Electronic Stability Control . . . . . 8-35
Electronic Stability Control Indicator Light . . . . . . . . . . . . . . . . 4-22 Engine
Air Cleaner/Filter . . . . . . . . . . . . . 9-15
Check and Service Engine
Soon Lamp . . . . . . . . . . . . . . . . . . 4-17
Compartment Overview . . . . . . . . 9-6
Coolant . . . . . . . . . . . . . . . . . . . . . . . 9-18
Coolant Temperature Gage . . . 4-15
Cooling System . . . . . . . . . . . . . . . 9-17
Cooling System Messages . . . 4-34
Drive Belt Routing . . . . . . . . . . . . 11-4
Exhaust . . . . . . . . . . . . . . . . . . . . . . 8-26
Overheated Protection Operating Mode . . . . . . . . . . . . . 9-21
Overheating . . . . . . . . . . . . . . . . . . 9-20
Power Messages . . . . . . . . . . . . . 4-35
Pressure Light . . . . . . . . . . . . . . . . 4-23
Running While Parked . . . . . . . . 8-26
Starting . . . . . . . . . . . . . . . . . . . . . . . 8-20
Engine Oil Life System . . . . . . . . . . . . . . . . . . . 9-13
Messages . . . . . . . . . . . . . . . . . . . . 4-35
Entry Lighting . . . . . . . . . . . . . . . . . . . 5-6
Equipment, Towing . . . . . . . . . . . . 8-59
Event Data Recorders . . . . . . . . 12-15
Exit Lighting . . . . . . . . . . . . . . . . . . . . 5-6 Extender, Safety Belt . . . . . . . . . . 2-23
Exterior Lamp Controls . . . . . . . . . 5-1
Exterior Lamps Off Reminder . . . 5-2
F
Filter
Engine Air Cleaner . . . . . . . . . . . 9-15
Flash-to-Pass . . . . . . . . . . . . . . . . . . . 5-2
Flashers, Hazard Warning . . . . . . 5-4
Flat Tire . . . . . . . . . . . . . . . . . . . . . . . 9-67
Flat Tire, Changing . . . . . . . . . . . . 9-69
Fluid Automatic Transmission . . . . . . 9-15
Brakes . . . . . . . . . . . . . . . . . . . . . . . . 9-25
Power Steering . . . . . . . . . . . . . . . 9-22
Washer . . . . . . . . . . . . . . . . . . . . . . . 9-23
Fog Lamps Bulb Replacement . . . . . . . 5-5, 9-35
Light . . . . . . . . . . . . . . . . . . . . . . . . . . 4-24
Folding Mirrors . . . . . . . . . . . . . . . . 1-15
Front Seats Adjustment . . . . . . . . . . . . . . . . . . . . 2-3
Heated . . . . . . . . . . . . . . . . . . . . . . . . 2-8
Heated and Ventilated . . . . . . . . . 2-8
Front Storage . . . . . . . . . . . . . . . . . . . 3-1

INDEX i-5
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-49Additives . . . . . . . . . . . . . . . . . . . . . 8-51
Economy Driving . . . . . . . . . . . . . . 8-2
Filling a Portable Fuel
Container . . . . . . . . . . . . . . . . . . . 8-53
Filling the Tank . . . . . . . . . . . . . . . 8-52
Fuels in Foreign Countries . . . . 8-51
Gage . . . . . . . . . . . . . . . . . . . . . . . . . 4-14
Gasoline Specifications . . . . . . . 8-50
Low Fuel Warning Light . . . . . . . 4-24
Recommended . . . . . . . . . . . . . . . 8-50
Requirements, California . . . . . 8-51
System Messages . . . . . . . . . . . . 4-36
Fuses Engine Compartment FuseBlock . . . . . . . . . . . . . . . . . . . . . . . . 9-39
Fuses and Circuit Breakers . . . . . . . . . . . . . . . . . . . . 9-38
Instrument Panel Fuse Block . . . . . . . . . . . . . . . . . . . . . . . . 9-41
Rear Compartment Fuse
Block . . . . . . . . . . . . . . . . . . . . . . . . 9-43G
GagesEngine CoolantTemperature . . . . . . . . . . . . . . . . 4-15
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . 4-14
Odometer . . . . . . . . . . . . . . . . . . . . . 4-14
Speedometer . . . . . . . . . . . . . . . . . 4-14
Tachometer . . . . . . . . . . . . . . . . . . . 4-14
Warning Lights and Indicators . . . . . . . . . . . . . . . . . . . 4-12
Garage Door Opener . . . . . . . . . . 4-45
Programming . . . . . . . . . . . . . . . . . 4-45
Gasoline Specifications . . . . . . . . . . . . . . . . . 8-50
General Information Service and Maintenance . . . . . 10-1
Towing . . . . . . . . . . . . . . . . . . . . . . . . 8-54
Vehicle Care . . . . . . . . . . . . . . . . . . . 9-2
Glove Box . . . . . . . . . . . . . . . . . . . . . . 3-1
GM Mobility Reimbursement Program . . . . . . . . . . . . . . . . . . . . . . 12-5
H
Halogen Bulbs . . . . . . . . . . . . . . . . . 9-33
Hazard Warning Flashers . . . . . . . 5-4
Head Restraints . . . . . . . . . . . . . . . . 2-2
Head-Up Display (HUD) . . . . . . . 4-28
HeadlampsAdaptive Forward
Lighting (AFL) . . . . . . . . . . . . . . . . 5-3
Aiming . . . . . . . . . . . . . . . . . . . . . . . . 9-30
Automatic . . . . . . . . . . . . . . . . . . . . . . 5-3
Bulb Replacement . . . . . . . . . . . . 9-33
Daytime Running Lamps (DRL) . . . . . . . . . . . . . . . . . 5-2
Flash-to-Pass . . . . . . . . . . . . . . . . . . 5-2
High Intensity Discharge (HID) Lighting . . . . . . . . . . . . . . . 9-33
High-Beam On Light . . . . . . . . . . 4-24
High/Low Beam Changer . . . . . . 5-2
Heated Steering Wheel . . . . . . . . . . . . . . . . 4-7