2010 BUICK LACROSSE fluids

Service and Maintenance 10-3
If the engine oil life system is reset
accidentally, service the vehicle
within 5 000 km/3,000 miles since
the last service. Reset the oil life
system whenever the oil is changed.
SeeEngine Oil Life System
on
page 9‑13.
When the Change Engine Oil Soon
message displays, certain services,
checks, and inspections are
required. The services described
for Maintenance Ishould be
performed at every engine oil
change. The services described
for Maintenance IIshould be
performed when:
.Maintenance Iwas performed
the last time the engine oil was
changed.
.It has been 10 months or more
since the Change Engine Oil
Soon message has displayed or
since the last service.
Maintenance I
.Change engine oil and filter.
SeeEngine Oilon page 9‑11.
An Emission Control Service.
.Engine coolant level check. See
Engine Coolant on page 9‑18.
.Windshield washer fluid level
check. See Washer Fluidon
page 9‑23.
.Tire inflation check. See Tire
Pressure on page 9‑53.
.Tire wear inspection. See Tire
Inspection on page 9‑59.
.Rotate tires. See Tire Rotationon page 9‑59.
.Fluids visual leak check
(or every 12 months, whichever
occurs first). A leak in any
system must be repaired and
the fluid level checked.
.Engine air cleaner filter
inspection (vehicles driven
in dusty conditions only).
SeeEngine Air Cleaner/Filter
on
page 9‑15.
.Brake system inspection
(or every 12 months, whichever
occurs first).
Maintenance II
.Perform all services described in
MaintenanceI.
.Steering and suspension
inspection. Visual inspection for
damaged, loose, or missing
parts or signs of wear.
.Engine cooling system
inspection. Visual inspection
of hoses, pipes, fittings, and
clamps and replacement,
if needed.

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-7
Lights (cont.)Flash-to-Pass . . . . . . . . . . . . . . . . . . 5-2
Fog Lamps . . . . . . . . . . . . . . . . . . . 4-24
High-Beam On . . . . . . . . . . . . . . . . 4-24
High/Low Beam Changer . . . . . . 5-2
Low Fuel Warning . . . . . . . . . . . . 4-24
Safety Belt Reminders . . . . . . . . 4-15
Security . . . . . . . . . . . . . . . . . . . . . . 4-24
Taillamp Indicator . . . . . . . . . . . . . 4-25
Tire Pressure . . . . . . . . . . . . . . . . . 4-23
Traction Off . . . . . . . . . . . . . . . . . . . 4-22
Locks Door . . . . . . . . . . . . . . . . . . . . . . . . . . 1-10
Power Door . . . . . . . . . . . . . . . . . . . 1-10
Safety . . . . . . . . . . . . . . . . . . . . . . . . 1-11
Loss of Control . . . . . . . . . . . . . . . . . 8-7
Low Fuel Warning Light . . . . . . . . 4-24
Lower Anchors and Tethers for Children (LATCH
SYSTEM) . . . . . . . . . . . . . . . . . . . . 2-48
Lumbar Adjustment . . . . . . . . . . . . . 2-5 Front Seats . . . . . . . . . . . . . . . . . . . . 2-5M
MaintenanceRecords . . . . . . . . . . . . . . . . . . . . 10-10
Maintenance Schedule Recommended Fluids andLubricants . . . . . . . . . . . . . . . . . . . 10-7
Scheduled Maintenance . . . . . . 10-2
Malfunction Indicator Lamp . . . . 4-17
Manual Mode . . . . . . . . . . . . . . . . . . 8-29
Mass Storage Media (MEM) . . . 6-25
Messages Anti-Theft Alarm System . . . . . . 4-37
Battery Voltage andCharging . . . . . . . . . . . . . . . . . . . . 4-33
Brake System . . . . . . . . . . . . . . . . 4-33
Compass . . . . . . . . . . . . . . . . . . . . . 4-33
Door Ajar . . . . . . . . . . . . . . . . . . . . . 4-34
Engine Cooling System . . . . . . . 4-34
Engine Oil . . . . . . . . . . . . . . . . . . . . 4-35
Engine Power . . . . . . . . . . . . . . . . 4-35
Fuel System . . . . . . . . . . . . . . . . . . 4-36 Messages (cont.)
Key and Lock . . . . . . . . . . . . . . . . . 4-36
Lamp . . . . . . . . . . . . . . . . . . . . . . . . . 4-36
Ride Control System . . . . . . . . . . 4-36
Tire . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-37
Transmission . . . . . . . . . . . . . . . . . 4-37
Vehicle . . . . . . . . . . . . . . . . . . . . . . . 4-32
Window . . . . . . . . . . . . . . . . . . . . . . . 4-38
Mirrors
Folding . . . . . . . . . . . . . . . . . . . . . . . 1-15
Heated . . . . . . . . . . . . . . . . . . . . . . . 1-16
Manual Rearview . . . . . . . . . . . . . 1-16
Outlets . . . . . . . . . . . . . . . . . . . . . . . 4-10
Park Tilt . . . . . . . . . . . . . . . . . . . . . . 1-16
Power . . . . . . . . . . . . . . . . . . . . . . . . 1-15
Monitor System, Tire Pressure . . . . . . . . . . . . . . . . . . . . . 9-54
N
Navigation SystemVehicle Data Recordingand Privacy . . . . . . . . . . . . . . . 12-16
Net, Convenience . . . . . . . . . . . . . . 3-2
New Vehicle Break-In . . . . . . . . . . 8-17

INDEX i-9
Reading Lamps . . . . . . . . . . . . . . . . . 5-5
Rear Seat EntertainmentSystem . . . . . . . . . . . . . . . . . . . . . . . 6-34
Rear Seats . . . . . . . . . . . . . . . . . . . . . 2-9
Rear Vision Camera (RVC) . . . . 8-46
Rearview Mirrors . . . . . . . . . . . . . . 1-16
Reclining Seatbacks . . . . . . . . . . . . 2-6
Recommended Fluids and Lubricants . . . . . . . . . . . . . . . . . . . . 10-7
Recommended Fuel . . . . . . . . . . . 8-50
Records Maintenance . . . . . . . . . . . . . . . . 10-10
Recreational Vehicle Towing . . . 9-79
Reimbursement Program, GM Mobility . . . . . . . . . . . . . . . . . . 12-5
Remote Keyless Entry
(RKE) System . . . . . . . . . . . . . 1-3, 1-5
Remote Vehicle Start . . . . . . . . . . . 1-8
Replacement Bulbs . . . . . . . . . . . . 9-37
Replacement Parts Airbags . . . . . . . . . . . . . . . . . . . . . . . 2-39
Maintenance . . . . . . . . . . . . . . . . . . 10-9
Replacing Airbag System . . . . . . 2-39 Replacing LATCH System
Parts After a Crash . . . . . . . . . . . 2-55
Replacing Safety Belt System Parts After a
Crash . . . . . . . . . . . . . . . . . . . . . . . . 2-24
Reporting Safety Defects Canadian Government . . . . . . 12-14
General Motors . . . . . . . . . . . . . 12-14
U.S. Government . . . . . . . . . . . 12-13
Retained Accessory Power (RAP) . . . . . . . . . . . . . . . . . 8-20
Ride Control Systems . . . . . . . . . 8-35 Electronic Stability (ESC) . . . . . 8-35
Messages . . . . . . . . . . . . . . . . . . . . 4-36
Selective . . . . . . . . . . . . . . . . . . . . . 8-36
Roadside Assistance
Program . . . . . . . . . . . . . . . . . . . . . . 12-6
Roof Sunroof . . . . . . . . . . . . . . . . . . . . . . . 1-19
Rotation, Tires . . . . . . . . . . . . . . . . . 9-59
Routing, Engine Drive Belt . . . . . 11-4
Running the Vehicle While Parked . . . . . . . . . . . . . . . . . . . . . . . 8-26S
Safety Belts . . . . . . . . . . . . . . . . . . . 2-10Care . . . . . . . . . . . . . . . . . . . . . . . . . . 2-23
Extender . . . . . . . . . . . . . . . . . . . . . . 2-23
How to Wear Safety BeltsProperly . . . . . . . . . . . . . . . . . . . . . 2-13
Lap-Shoulder Belt . . . . . . . . . . . . 2-19
Reminders . . . . . . . . . . . . . . . . . . . . 4-15
Replacing After a Crash . . . . . . 2-24
Use During Pregnancy . . . . . . . . 2-22
Safety Defects Reporting
Canadian Government . . . . . . 12-14
General Motors . . . . . . . . . . . . . 12-14
U.S. Government . . . . . . . . . . . 12-13
Safety Locks . . . . . . . . . . . . . . . . . . . 1-11
Safety System Check . . . . . . . . . . 2-23
Satellite Radio . . . . . . . . . . . . . . . . . 6-14
Scheduled Maintenance . . . . . . . 10-2
Scheduling Appointments . . . . . . 12-8
Seats Adjustment, Front . . . . . . . . . . . . . . 2-3
Head Restraints . . . . . . . . . . . . . . . 2-2
Heated and Ventilated Front . . . 2-8