brake BUICK PARK AVENUE 2003 Repair Manual

To contact NHTSA, you may either call the Auto Safety
Hotline toll-free at 1-800-424-9393 (or 366-0123 in
the Washington, D.C. area) or write to:
NHTSA, U.S. Department of Transportation
Washington, D.C. 20590
You can also obtain other information about motor
vehicle safety from the hotline.
Reporting Safety Defects to the
Canadian Government
If you live in Canada, and you believe that your vehicle
has a safety defect, you should immediately notify
Transport Canada, in addition to notifying General
Motors of Canada Limited. You may write to:
Transport Canada
330 Sparks Street
Tower C
Ottawa, Ontario K1A 0N5
Reporting Safety Defects to General
Motors
In addition to notifying NHTSA (or Transport Canada) in
a situation like this, we certainly hope you'll notify us.
Please call us at 1-800-521-7300, or write:
Buick Customer Assistance Center
P.O. Box 33136
Detroit, MI 48232-5136
In Canada, please call us at 1-800-263-3777 (English)
or 1-800-263-7854 (French). Or, write:
General Motors of Canada Limited
Customer Communication Centre, 163-005
1908 Colonel Sam Drive
Oshawa, Ontario L1H 8P7
Service Publications Ordering
Information
Service Manuals
Service Manuals have the diagnosis and repair
information on engines, transmission, axle, suspension,
brakes, electrical, steering, body, etc.
RETAIL SELL PRICE: $120.00
7-9

A
Accessory Power Outlets.................................3-21
Activating the Theft-Deterrent Feature................3-66
Adding Washer Fluid.......................................5-39
Additional Program Information........................... 7-8
Additives, Fuel................................................. 5-6
Add-On Electrical Equipment............................5-86
Adjusting the Speakers (Balance/Fade)......3-54, 3-58
Air Bag Systems.............................................1-48
How Does an Air Bag Restrain?....................1-54
Servicing Your Air Bag-Equipped Vehicle.........1-56
What Makes an Air Bag In¯ate?....................1-54
What Will You See After an
Air Bag In¯ates?......................................1-54
When Should an Air Bag In¯ate?...................1-53
Where Are the Air Bags?..............................1-51
Air Bag .........................................................3-33
Readiness Light..........................................3-33
Air Cleaner/Filter, Engine.................................5-20
AM ...............................................................3-68
Antenna, Heated Backlite.................................3-70
Anti-lock Brake System (ABS)............................ 4-7
Anti-Lock Brake, System Warning Light..............3-36
Appearance Care............................................5-78
Care of Safety Belts....................................5-81
Chemical Paint Spotting...............................5-84
Cleaning the Inside of Your Vehicle................5-79
Cleaning the Outside of Your Vehicle..............5-82
Finish Damage............................................5-84Appearance Care (cont.)
Sheet Metal Damage...................................5-83
Underbody Maintenance...............................5-84
Vehicle Care/Appearance Materials................5-84
Weatherstrips..............................................5-81
Ashtrays........................................................3-22
Assist Handles...............................................2-44
Audio System(s).............................................3-51
Audio Steering Wheel Controls......................3-68
Care of Your Cassette Tape Player................3-69
Care of Your CD Player...............................3-70
Care of Your CDs........................................3-70
Heated Backlite Antenna...............................3-70
Personal Choice Radio Controls....................3-65
Radio with Cassette and CD.........................3-56
Radio with Cassette.....................................3-52
Setting the Time..........................................3-52
Theft-Deterrent Feature................................3-66
Trunk-Mounted CD Changer..........................3-62
Understanding Radio Reception.....................3-68
Automatic Level Control...................................4-32
Automatic Operation........................................3-23
Automatic Transaxle Check..............................6-20
Automatic Transaxle Shift Lock Control
System Check.............................................6-21
Automatic Transaxle........................................5-22
Fluid..........................................................5-22
Operation...................................................2-24
Auxiliary Instrument Panel Fuse Block...............5-89
1

B
Backing Up....................................................4-36
Battery Replacement......................................... 2-8
Battery Rundown Protection.............................3-17
Battery Warning Light......................................3-34
Battery..........................................................5-42
Before Leaving on a Long Trip.........................4-21
Body Lubrication Service..................................6-20
Brake Fluid....................................................5-40
Brake Wear...................................................5-41
Brake............................................................2-27
Parking......................................................2-27
System Inspection.......................................6-24
System Warning Light..................................3-34
Brakes..........................................................5-40
Braking in Emergencies..................................... 4-8
Braking........................................................... 4-6
Break-In, New Vehicle.....................................2-21
Bulb Replacement...........................................5-49
Front Turn Signal Lamps..............................5-52
Halogen Bulbs............................................5-49
Headlamp Aiming........................................5-47
Headlamps.................................................5-50
Rear Quarter Panel Turn Signal and
Stoplamps...............................................5-56Bulb Replacement (cont.)
Rear Turn Signal, Stoplamps and Back-Up
Lamps....................................................5-52
Replacement Bulbs......................................5-57
Buying New Tires...........................................5-64
C
California Fuel.................................................. 5-5
Canada ± Customer Assistance.......................... 7-4
Canadian Owners................................................ ii
Canadian Roadside Assistance........................... 7-6
Capacities and Speci®cations............................5-96
Carbon Monoxide...................4-24, 4-32, 2-13, 2-31
Care of the HUD............................................3-19
Care of.........................................................5-81
Safety Belts................................................5-81
Your Cassette Tape Player............................3-69
Your CD Player...........................................3-70
Your CDs ...................................................3-70
Cassette Tape Messages.........................3-56, 3-60
Cassette Tape Player Service...........................6-19
CD Changer, Trunk-Mounted............................3-62
Center Console Storage Area...........................2-44
Center Passenger Position, Safety Belts.............1-19
2

Inspection......................................................6-24
Brake System.............................................6-24
Engine Cooling System................................6-24
Exhaust System..........................................6-23
Fuel System...............................................6-23
Part C - Periodic Maintenance.......................6-23
Steering, Suspension and Front Drive Axle
Boot and Seal.........................................6-23
Throttle System...........................................6-24
Instrument Panel Brightness.............................3-14
Instrument Panel.............................................3-30
Cluster.......................................................3-30
Overview..................................................... 3-2
Interior Lamps................................................3-14
J
Jump Starting.................................................5-43
K
Key Lock Cylinders Service..............................6-20
Key Reminder Warning....................................2-22
Keyless Entry System....................................... 2-5
Keys............................................................... 2-3
L
Lamps...........................................................3-12
Exterior......................................................3-12
Interior.......................................................3-14
Lap Belt........................................................1-19
Lap-Shoulder Belt...................................1-12, 1-21
LATCH System...............................................1-39
Child Restraints...........................................1-39
Securing a Child Restraint Designed for the
LATCH System........................................1-41
Leaving Your Vehicle With the Engine Running . . . 2-29
Leaving Your Vehicle.......................................2-13
Lighted Visor Vanity Mirror...............................2-17
Light.............................................................3-33
Air Bag Readiness.......................................3-33
Anti-Lock Brake System Warning...................3-36
Battery Warning..........................................3-34
Brake System Warning.................................3-34
Cruise Control.............................................3-41
Malfunction Indicator....................................3-37
Oil Pressure...............................................3-40
Safety Belt Reminder...................................3-33
Security.....................................................3-41
Service Vehicle Soon...................................3-41
TCS Warning Light......................................3-36
Traction Control System (TCS) Warning..........3-36
8

Loading Your Vehicle.......................................4-30
Lockout Protection..........................................2-13
Locks............................................................. 2-9
Central Door Unlocking System....................... 2-9
Delayed Locking..........................................2-10
Door........................................................... 2-9
Leaving Your Vehicle....................................2-13
Lockout Protection.......................................2-13
Power Door................................................2-10
Programmable Automatic Door Locks.............2-11
Rear Door Security Locks.............................2-12
Long Trip/Highway De®nition.............................. 6-5
Long Trip/Highway Intervals............................... 6-6
Long Trip/Highway Scheduled Maintenance........6-14
Loss of Control...............................................4-13
Lumbar........................................................... 1-3
Power Controls............................................. 1-3
M
Magnetic Speed Variable Assist Steering............4-10
Main and Auxiliary Instrument Panel
Fuse Blocks................................................5-87
Main Instrument Panel Fuse Block....................5-88
Maintenance, Normal Replacement Parts............5-97
Maintenance Schedule.....................................6-19
At Each Fuel Fill.........................................6-19Maintenance Schedule (cont.)
At Least Once a Month................................6-19
At Least Once a Year..................................6-20
At Least Twice a Year..................................6-20
Brake System Inspection..............................6-24
Engine Cooling System Inspection.................6-24
Exhaust System Inspection...........................6-23
Fuel System Inspection................................6-23
How This Section is Organized....................... 6-3
Introduction.................................................. 6-2
Long Trip/Highway Scheduled Maintenance.....6-14
Maintenance Requirements............................. 6-2
Part A - Scheduled Maintenance Services......... 6-4
Part B - Owner Checks and Services.............6-19
Part C - Periodic MaintenanceInspections......6-23
Part D - Recommended Fluids and
Lubricants...............................................6-25
Part E - Maintenance Record........................6-26
Selecting the Right Schedule.......................... 6-4
Short Trip/City Scheduled Maintenance............. 6-6
Steering, Suspension and Front Drive Axle
Boot and Seal Inspection..........................6-23
Throttle System Inspection............................6-24
Using Your................................................... 6-4
Your Vehicle and the Environment................... 6-2
Maintenance When Trailer Towing.....................4-38
Making Turns.................................................4-36
Malfunction Indicator Light................................3-37
Manual Operation...........................................3-23
9

P
Parade Dimming.............................................3-15
Park Aid........................................................3-19
Park(P).........................................................2-28
Shifting Into................................................2-28
Shifting Out of............................................2-30
Parking Brake and Automatic Transaxle Park (P)
Mechanism Check.......................................6-22
Parking on Hills..............................................4-37
Parking.........................................................3-19
Assist........................................................3-19
Brake........................................................2-27
Over Things That Burn.................................2-31
Part A - Scheduled Maintenance Services............ 6-4
Part B - Owner Checks and Services................6-19
Part C - Periodic MaintenanceInspections..........6-23
Part D - Recommended Fluids and Lubricants....6-25
Part E - Maintenance Record...........................6-26
Passenger Compartment Air Filter.....................3-27
Passenger Temperature Control........................3-26
Passing.................................................4-12, 4-36
PASS-Key
žIII Operation..................................2-19
PASS-KeyžIII ................................................2-19
Perimeter Lighting...................................3-15, 3-50
Personal Choice Radio Controls........................3-65
Personalization, Climate Controls......................3-28
Personalization Features.................................... 2-6
Plan Ahead When Possible................................ 7-7
Playing a Cassette Tape..........................3-54, 3-58Playing a Compact Disc..........................3-60, 3-64
Playing the Radio...................................3-52, 3-56
Power Steering...............................................4-10
Power...........................................................3-21
Accessory Outlets........................................3-21
Door Locks.................................................2-10
Lumbar Controls........................................... 1-3
Seat............................................................ 1-2
Steering Fluid.............................................5-38
Windows....................................................2-16
Programmable Automatic Door Locks.........2-11, 3-48
Programming the HomeLink Transmitter.............2-39
Q
Questions and Answers About Safety Belts.........1-10
R
Radiator Pressure Cap....................................5-27
Radios..........................................................3-51
Care of Your Cassette Tape Player................3-69
Care of Your CD Player...............................3-70
Care of Your CDs........................................3-70
Personal Choice Radio Controls....................3-65
Radio with Cassette and CD.........................3-56
Radio with Cassette.....................................3-52
Setting the Time..........................................3-52
Theft-Deterrent............................................3-66
11

Radios (cont.)
Trunk-Mounted CD Changer..........................3-62
Understanding Reception..............................3-68
RainsenseŸ II Wipers....................................... 3-8
Rear Compartment Fuse Block.........................5-94
Rear Door Security Locks................................2-12
Rear Quarter Panel Turn Signal and
Stoplamps..................................................5-56
Rear Reading Lamps......................................3-17
Rear Safety Belt Comfort Guides......................1-24
Rear Seat Armrest..........................................2-45
Rear Seat Outside Passenger Positions.............1-21
Rear Seat Pass Through.................................2-45
Rear Seat Passengers, Safety Belts..................1-21
Rear Storage Area..........................................2-45
Rear Turn Signal, Stoplamps and
Back-Up Lamps...........................................5-52
Rear Window Defogger....................................3-25
Rearview Mirror, Automatic Dimming
with Compass.............................................2-33
Rearview Mirror, Automatic Dimming..................2-33
Rearview Mirrors.............................................2-33
Reclining Seatbacks.......................................... 1-4
Recreational Vehicle Towing.............................4-29
Remote Keyless Entry System, Operation............ 2-5
Remote Keyless Entry System............................ 2-5
Remote Trunk Release Lockout........................2-14
Remote Trunk Release....................................2-14Removing the Flat Tire and Installing the
Spare Tire..................................................5-72
Removing the Spare Tire and Tools...................5-70
Removing the Wheel Covers and Wheel
Nut Caps...................................................5-71
Replacement Bulbs.........................................5-57
Replacing Brake System Parts..........................5-42
Replacing Restraint System Parts
After a Crash..............................................1-57
Reporting Safety Defects................................... 7-9
Canadian Government................................... 7-9
General Motors............................................. 7-9
United States Government.............................. 7-8
Reprogramming a Single HomeLink
žButton.......2-42
Resetting Defaults...........................................2-42
Restraint System Check...................................6-20
Checking Your Restraint Systems...................1-56
Replacing Restraint System Parts After a
Crash.....................................................1-57
Restraint Systems...........................................1-56
Checking....................................................1-56
Replacing Parts...........................................1-57
Resynchronization............................................. 2-8
Retained Accessory Power (RAP)......................2-22
Right Front Passenger Position, Safety Belts......1-19
Roadside......................................................... 7-5
Assistance Program....................................... 7-5
Rocking Your Vehicle To Get It Out...................4-28
Running Your Engine While You Are Parked.......2-32
12

Towing..........................................................4-29
Recreational Vehicle.....................................4-29
Towing a Trailer..........................................4-32
Your Vehicle...............................................4-29
Traction........................................................... 4-8
Control System (TCS).................................... 4-8
Control System Warning Light.......................3-36
Trailer Brakes.................................................4-35
Transaxle Operation, Automatic.........................2-24
Transaxle.......................................................5-22
Fluid, Automatic...........................................5-22
Transmission, Transaxle, Transfer Case Unit
Repair Manual............................................7-10
Transportation Options...................................... 7-7
Trip Odometer................................................3-32
Trunk Lamp...................................................3-17
Trunk Lock Release........................................2-13
Trunk Security Override...................................2-14
Trunk-Mounted CD Changer.............................3-62
Trunk............................................................2-13
Turn and Lane-Change Signals.......................... 3-6
Turn Signal/Multifunction Lever........................... 3-5
Turn Signals When Towing a Trailer..................4-36
Twilight Sentinel
ž............................................3-14
U
Ultrasonic Rear Parking Assist (URPA)...............3-19
Underbody Flushing Service.............................6-22Underhood Fuse Block....................................5-90
Understanding Radio Reception........................3-68
Uniform Tire Quality Grading............................5-65
United States ± Customer Assistance.................. 7-4
Unlocking the Theft-Deterrent Feature After a
Power Loss................................................3-67
Used Replacement Wheels..............................5-67
Using Cleaner on Fabric..................................5-79
Using HomeLink
ž...........................................2-41
V
Vehicle Identi®cation........................................5-86
Number (VIN).............................................5-86
Service Parts Identi®cation Label...................5-86
Vehicle Personalization....................................3-46
DIC ...........................................................3-46
Memory Seat and Mirrors.............................2-46
Vehicle Storage..............................................5-43
Vehicle............................................................ 4-5
Control........................................................ 4-5
Damage Warnings........................................... iv
Loading......................................................4-30
Service Soon Light......................................3-41
Symbols......................................................... iv
Ventilation Adjustment......................................3-26
Visors...........................................................2-17
15