2003 BUICK LESABRE engine

M
Maintenance, Normal Replacement Parts............5-94
Maintenance Schedule.....................................6-17
At Each Fuel Fill.........................................6-17
At Least Once a Month................................6-17
At Least Once a Year..................................6-18
At Least Twice a Year..................................6-18
Brake System Inspection..............................6-22
Engine Cooling System Inspection.................6-22
Exhaust System Inspection...........................6-21
Fuel System Inspection................................6-22
How This Section is Organized....................... 6-3
Introduction.................................................. 6-2
Long Trip/Highway Scheduled Maintenance.....6-13
Maintenance Requirements............................. 6-2
Part A - Scheduled Maintenance Services......... 6-4
Part B - Owner Checks and Services.............6-17
Part C - Periodic MaintenanceInspections......6-21
Part D - Recommended Fluids and
Lubricants...............................................6-23
Part E - Maintenance Record........................6-24
Selecting the Right Schedule.......................... 6-5
Short Trip/City Scheduled Maintenance............. 6-6
Steering, Suspension and Front Drive Axle
Boot and Seal Inspection..........................6-21
Throttle System Inspection............................6-22
Using Your................................................... 6-4
Your Vehicle and the Environment................... 6-2Maintenance When Trailer Towing.....................4-42
Making Turns.................................................4-40
Malfunction Indicator Light................................3-40
Manual Lumbar Controls.................................... 1-3
Manual Operation...........................................3-27
Manual Seats................................................... 1-2
Matching Transmitter(s) to Your Vehicle............... 2-8
Memory Mirrors..............................................2-44
Memory Seat.................................................2-44
Memory Seats................................................3-53
Message.......................................................3-49
DIC Warnings and Messages........................3-49
Mexico, Central America and Caribbean Islands/
Countries (Except Puerto Rico and U.S. Virgin
Islands) ± Customer Assistance....................... 7-5
Mirror Operation.....................................2-33, 2-34
Mirrors..........................................................2-33
Automatic Dimming Rearview with Compass....2-33
Automatic Dimming Rearview........................2-33
Manual Rearview Mirror................................2-33
Memory.....................................................2-44
Outside Automatic Dimming Heated Mirror......2-36
Outside Convex Mirror.................................2-36
Outside Curb View Assist Mirror....................2-36
Outside Power Mirrors..................................2-35
MyGMLink.com................................................ 7-3
9

N
New Vehicle Break-In......................................2-21
Normal Maintenance Replacement Parts............5-94
O
Odometer......................................................3-35
Off-Road Recovery..........................................4-13
Oil ................................................................5-13
Engine.......................................................5-13
Pressure Light.............................................3-43
Older Children, Restraints................................1-27
Online Owner Center........................................ 7-3
OnStar
žPersonal Calling.................................2-38
OnStaržServices............................................2-37
OnStaržSystem.............................................2-37
OnStaržVirtual Advisor....................................2-38
Other Warning Devices...................................... 3-6
Outlet Adjustment............................................3-30
Outside Curb View Assist Mirror........................3-54
Outside.........................................................2-36
Automatic Dimming Heated Mirror..................2-36
Convex Mirror.............................................2-36
Curb View Assist Mirror................................2-36
Power Mirrors.............................................2-35Overseas ± Customer Assistance........................ 7-5
Owners, Canadian............................................... ii
Owner's Information........................................7-11
P
Park(P).........................................................2-28
Shifting Into................................................2-28
Shifting Out of............................................2-30
Parking Brake and Automatic Transaxle Park (P)
Mechanism Check.......................................6-20
Parking on Hills..............................................4-41
Parking.........................................................2-27
Brake........................................................2-27
Over Things That Burn.................................2-31
Part A - Scheduled Maintenance Services............ 6-4
Part B - Owner Checks and Services................6-17
Part C - Periodic MaintenanceInspections..........6-21
Part D - Recommended Fluids and Lubricants....6-23
Part E - Maintenance Record...........................6-24
Passenger Temperature Control........................3-30
Passing.................................................4-13, 4-40
PASS-Key
žIII Operation..................................2-20
PASS-KeyžIII ................................................2-19
Perimeter Lighting...................................3-18, 3-53
Personal Choice Programming..........................2-11
Personal Choice Radio Controls........................3-77
10

Removing the Wheel Covers and Wheel
Nut Caps...................................................5-69
Replacement Bulbs.........................................5-56
Replacing Brake System Parts..........................5-40
Replacing Restraint System Parts
After a Crash..............................................1-55
Reporting Safety Defects.................................7-10
Canadian Government..................................7-10
General Motors...........................................7-10
United States Government.............................. 7-9
Reprogramming a Single HomeLink
žButton.......2-41
Resetting Defaults...........................................2-42
Restraint System Check...................................6-18
Checking Your Restraint Systems...................1-54
Replacing Restraint System Parts
After a Crash..........................................1-55
Restraint Systems...........................................1-54
Checking....................................................1-54
Replacing Parts...........................................1-55
Retained Accessory Power (RAP)......................2-23
Right Front Passenger Position, Safety Belts......1-19
Roadside......................................................... 7-6
Assistance Program....................................... 7-6
Rocking Your Vehicle To Get It Out...................4-31
Running Your Engine While You Are Parked.......2-32
S
Safety Belt.....................................................3-36
Reminder Light............................................3-36
Safety Belts...................................................5-80
Care of......................................................5-80
Center Front Passenger Position....................1-19
Driver Position............................................1-12
How to Wear Safety Belts Properly................1-11
Questions and Answers About Safety Belts.....1-11
Rear Safety Belt Comfort Guides for Children
and Small Adults......................................1-24
Rear Seat Passengers.................................1-21
Right Front Passenger Position......................1-19
Safety Belt Extender....................................1-26
Safety Belt Use During Pregnancy.................1-18
Safety Belts Are for Everyone......................... 1-6
Safety Chains.................................................4-39
Safety Warnings and Symbols.............................. iii
Seat............................................................... 1-6
Head Restraints............................................ 1-6
Seats.............................................................. 1-4
Heated Seats............................................... 1-4
Manual Lumbar............................................. 1-3
Manual........................................................ 1-2
12

Seats (cont.)
Memory.....................................................2-44
Power Lumbar.............................................. 1-3
Power Seats................................................. 1-2
Reclining Seatbacks...................................... 1-4
Securing a Child Restraint................................1-40
Designed for the LATCH System...................1-40
Rear Seat Position......................................1-41
Right Front Seat Position..............................1-43
Security Feedback....................................2-7, 3-52
Security Light.................................................3-44
Selecting the Right Schedule, Maintenance.......... 6-5
Sensors.................................................3-25, 3-29
Service Bulletins.............................................7-11
Service Engine Soon Light...............................3-40
Service Manuals.............................................7-10
Service........................................................... 5-3
Adding Equipment to the Outside of
Your Vehicle.............................................. 5-4
Doing Your Own Work................................... 5-3
Engine Soon Light.......................................3-40
Publications Ordering Information...................7-10
Vehicle Soon Light.......................................3-44
Setting Preset Stations............................3-57, 3-64
Setting the Time.............................................3-55
Setting the Tone (Bass/Treble)..................3-57, 3-65
Sheet Metal Damage.......................................5-82
Shifting Into Park (P).......................................2-28Shifting Out of Park (P)...................................2-30
Short Trip/City De®nition.................................... 6-5
Short Trip/City Intervals..................................... 6-5
Short Trip/City Scheduled Maintenance................ 6-6
Skidding........................................................4-15
Some Other Rainy Weather Tips.......................4-20
Special Fabric Cleaning Problems.....................5-78
Speci®cations, Capacities.................................5-93
Speedometer..................................................3-35
Starter Switch Check.......................................6-19
Starting Your Engine.......................................2-23
Steering in Emergencies..................................4-12
Steering, Suspension and Front Drive Axle
Boot and Seal Inspection..............................6-21
Steering Tips..................................................4-10
Steering Wheel Climate Controls.......................3-31
Steering Wheel Controls, Audio.........................3-78
Steering........................................................4-10
Storage Areas................................................2-42
Center Console Storage Area........................2-42
Convenience Net.........................................2-43
Glove Box..................................................2-42
Storing the Flat Tire and Tools..........................5-74
Storing the Spare Tire and Tools.......................5-75
Stuck in Sand, Mud, Ice or Snow......................4-30
Sun Visors.....................................................2-17
Sunroof.........................................................2-43
13

T
Tachometer....................................................3-35
Taillamps.......................................................5-55
Back-Up Lamps...........................................5-55
Turn Signal, and Stoplamps..........................5-53
TCS Warning Light..........................................3-39
Testing the Alarm............................................2-19
Theater Dimming............................................3-18
Theft-Deterrent, Radio.....................................3-77
Theft-Deterrent Systems...................................2-18
Content Theft-Deterrent................................2-18
PASS-Key
žIII Operation..............................2-20
PASS-KeyžIII .............................................2-19
Throttle System Inspection...............................6-22
Tilt Wheel........................................................ 3-7
Tire In¯ation Check.........................................6-17
Tires.............................................................5-58
Buying New Tires........................................5-62
Chains.......................................................5-66
Changing a Flat Tire....................................5-67
Check Tire Pressure System.........................5-59
Compact Spare Tire.....................................5-76
If a Tire Goes Flat.......................................5-66
In¯ation -- Tire Pressure...............................5-58
Inspection and Rotation................................5-60
Uniform Tire Quality Grading.........................5-63Tires (cont.)
Wheel Alignment and Tire Balance.................5-64
Wheel Replacement.....................................5-65
When It Is Time for New Tires......................5-62
To Use the Engine Coolant Heater....................2-24
Top Strap Anchor Location...............................1-38
Top Strap......................................................1-37
Torque Lock...................................................2-30
Total Weight on Your Vehicle's Tires..................4-38
Towing..........................................................4-32
Recreational Vehicle.....................................4-32
Towing a Trailer..........................................4-35
Your Vehicle...............................................4-31
Traction........................................................... 4-9
Control System (TCS).................................... 4-9
Control System Warning Light.......................3-39
Trailer Brakes.................................................4-39
Trailer Wiring Harness.....................................4-39
Transaxle Operation, Automatic.........................2-25
Transaxle.......................................................5-21
Fluid, Automatic...........................................5-21
Transmission, Transaxle, Transfer Case Unit
Repair Manual............................................7-10
Transportation Options...................................... 7-8
Trip Odometer................................................3-35
Trunk Lock Release........................................2-14
Trunk Security Override...................................2-15
14

Trunk-Mounted CD Changer.............................3-73
Trunk............................................................2-14
Turn and Lane-Change Signals.......................... 3-8
Turn Signal/Multifunction Lever........................... 3-7
Turn Signals When Towing a Trailer..................4-40
Twilight Sentinel
ž............................................3-16
U
Underbody Flushing Service.............................6-20
Understanding Radio Reception........................3-78
Uniform Tire Quality Grading............................5-63
United States ± Customer Assistance.................. 7-4
Used Replacement Wheels..............................5-66
Using Cleaner on Fabric..................................5-78
Using HomeLink
ž...........................................2-41
Using RDS....................................................3-58
V
Vehicle Identi®cation........................................5-85
Number (VIN).............................................5-85
Service Parts Identi®cation Label...................5-85
Vehicle Personalization....................................3-50
DIC ...........................................................3-50
Memory Seat and Mirrors.............................2-44
Vehicle Storage..............................................5-41
Vehicle............................................................ 4-5
Control........................................................ 4-5Vehicle (cont.)
Damage Warnings........................................... iv
Loading......................................................4-33
Service Soon Light......................................3-44
Symbols......................................................... iv
Ventilation Adjustment......................................3-30
Visors...........................................................2-17
W
Warning Lights, Gages and Indicators................3-32
Warnings.......................................................3-49
DIC Warnings and Messages........................3-49
Hazard Warning Flashers............................... 3-6
Other Warning Devices.................................. 3-6
Safety and Symbols......................................... iii
Vehicle Damage.............................................. iv
Washing Your Vehicle......................................5-80
Weatherstrip Lubrication...................................6-18
Weight of the Trailer Tongue.............................4-37
Weight of the Trailer........................................4-37
What Kind of Engine Oil to Use........................5-14
What to Do with Used Oil................................5-17
What to Use..........................................5-24, 5-36
Wheels..........................................................5-64
Alignment and Tire Balance..........................5-64
Replacement...............................................5-65
When to Add Engine Oil..................................5-14
15

When to Change Engine Oil (Vehicles with
the GM Oil Life System)...............................5-16
When to Change Engine Oil (Vehicles Without
the GM Oil Life System)...............................5-16
When to Check and Change............................5-21
When to Check Power Steering Fluid................5-36
When to Check..............................................5-59
When to Inspect the Engine Air Cleaner/Filter.....5-18
When You Are Ready to Leave After Parking
on a Hill.....................................................4-42
Where to Put the Restraint...............................1-36
Why Safety Belts Work..................................... 1-8
Window Lock Out...................................2-17, 3-52
Windows.......................................................2-16
Power........................................................2-17
Windshield Washer Fluid Level Check................6-17
Windshield Washer.........................................3-11
Fluid..........................................................5-36Windshield Wiper............................................5-57
Blade Replacement......................................5-57
Windshield Wipers............................................ 3-9
Winter Driving................................................4-25
Wiper Activated Headlamps..............................3-14
Wiper Blade Check.........................................6-18
X
XMŸ Radio Satellite Service
(USA Only).................................................3-63
XMŸ Satellite Radio Antenna System................3-81
XMŸ Satellite Radio Service
(USA Only).................................................3-79
Y
Your Vehicle and the Environment....................... 6-2
16