service schedule BUICK LESABRE 1999 Service Manual

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CURRENT PUBLICATIONS FOR 1999 BUICK
SERVICE MANUALS
Service Manuals have the diagnosis and repair information
on engines, transmission, axle, suspension, brakes,
electrical, steering, body, etc.
RETAIL SELL PRICE: $90.00
TRANSMISSION, TRANSAXLE, TRANSFER CASE
UNIT REPAIR MANUAL
This manual provides information on unit repair service
procedures, adjustments and specifications for the
1999 GM transmissions, transaxles and transfer cases.
RETAIL SELL PRICE: $50.00
SERVICE BULLETINS
Service Bulletins give technical service information needed
to knowledgeably service General Motors cars and trucks.
Each bulletin contains instructions to assist in the
diagnosis and service of your vehicle.OWNER'S INFORMATION
Owner publications are written directly for Owners and
intended to provide basic operational information about the
vehicle. The owner's manual will include the Maintenance
Schedule for all models.
In-Portfolio: Includes a Portfolio, Owner's Manual and
Warranty Booklet.
RETAIL SELL PRICE: $15.00
Without Portfolio: Owner's Manual only.
RETAIL SELL PRICE: $10.00
CURRENT & PAST MODEL ORDER FORMS
Service Publications are available for current and past
model GM vehicles. To request an order form, please
specify year and model name of the vehicle.
PLEASE COMPLETE THE ORDER FORM SHOWN ON
THE FOLLOWING PAGE AND MAIL TO:
Helm, Incorporated
P.O. Box 07130
Detroit, MI 48207OR ORDER TOLL FREE: 1-800-551-4123
Monday-Friday 8:00 AM ± 6:00 PM Eastern Time
For Credit Card Orders Only (VISA±MasterCard±Discover)
1999 BUICK SERVICE PUBLICATIONS ORDERING INFORMATION
The following publications covering the operation and servicing of your vehicle can be purchased by filling out
the Service Publication Order Form in this book and mailing it in with your check, money order,
or credit card information to Helm, Incorporated (address below.)

First Edition for Buick LeSabre Owner's Manual ± 1999
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Labels
Certification 4-30 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Certification/Tire 4-30 . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Service Parts Identification 6-57 . . . . . . . . . . . . . . . . . . . . .
Tire-Loading Information 4-30 . . . . . . . . . . . . . . . . . . . . . .
Vehicle Identification Number 6-57 . . . . . . . . . . . . . . . . . . .
Lamps 2-40 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Courtesy 2-43 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Entry Lighting, Delayed 2-43 . . . . . . . . . . . . . . . . . . . . . . . .
Exit Lighting, Delayed 2-43 . . . . . . . . . . . . . . . . . . . . . . . . .
Exterior 2-40 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Illuminated Entry 2-43 . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Interior 2-43 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
On Reminder 2-41 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Perimeter Lighting 2-44 . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Theater Dimming 2-43 . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Leaving Your Vehicle 2-9 . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Leaving Your Vehicle with the Engine Running 2-29 . . . . . . .
Light Sensor, Twilight Sentinel 2-42 . . . . . . . . . . . . . . . . . . . .
Lighter 2-52 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Lights
Air Bag Readiness 1
-20, 2-60 . . . . . . . . . . . . . . . . . . . . . . .
Anti-Lock Brake System Warning. 2-62, 4-7 . . . . . . . . . . .
Battery Warning 2-60 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Brake System Warning 2-61 . . . . . . . . . . . . . . . . . . . . . . . . .
Change Oil Soon 2-69 . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Check Engine 2-65 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Check Oil Level 2-68 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Engine Coolant Temperature Warning 2-64 . . . . . . . . . . . . .
Engine Oil Pressure Light 2-67 . . . . . . . . . . . . . . . . . . . . . .
Low Fuel 2-70 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Oil Pressure 2-67 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Safety Belt Reminder 2
-59 . . . . . . . . . . . . . . . . . . . . . . . . . .
Traction Control System Warning 2-63, 4-9 . . . . . . . . . . . .
Traction Off Warning 4-9 . . . . . . . . . . . . . . . . . . . . . . . . . . .
Loading Your Vehicle 4-30 . . . . . . . . . . . . . . . . . . . . . . . . . . .
Lockout Protection 2-8 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Locks 2-4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Cylinders 7-34 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Delayed Locking 2-6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Door 2-4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Ignition Transaxle Lock Check 7-36 . . . . . . . . . . . . . . . . . .
Key Lock Cylinder Service 7-34 . . . . . . . . . . . . . . . . . . . . .
Lockout Protection 2-8 . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Memory Door 2-5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Power Door 2-5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Rear Door Security 2-8 . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Trunk 2-14 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Window 2-33 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Low Fuel Light 2-70 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Lubricants and Fluids 7-39 . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Lubrication Service, Body 7-34 . . . . . . . . . . . . . . . . . . . . . . . .
Magnasteer
4-10 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Maintenance, Normal Replacement Parts 6-65 . . . . . . . . . . . .
Maintenance Record 7-41 . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Maintenance Schedule 7-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Long Trip/Highway Definition 7-6 . . . . . . . . . . . . . . . . . . .
Long Trip/Highway Intervals 7-6 . . . . . . . . . . . . . . . . . . . . .
Owner Checks and Services 7-33 . . . . . . . . . . . . . . . . . . . . .
Periodic Maintenance Inspections 7-37 . . . . . . . . . . . . . . . .
Recommended Fluids and Lubricants 7-39 . . . . . . . . . . . . .
Scheduled Maintenance Services 7-4 . . . . . . . . . . . . . . . . . .
Short Trip/City Definition 7-5 . . . . . . . . . . . . . . . . . . . . . . .
Short Trip/City Intervals 7-5 . . . . . . . . . . . . . . . . . . . . . . . .

First Edition for Buick LeSabre Owner's Manual ± 1999
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9-9
Safety Belt Extender 1-50 . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Safety Belts 1-5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Adults 1-10 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Care 6-51 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Center Passenger Position 1-25 . . . . . . . . . . . . . . . . . . . . . .
Children 1-32 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Driver Position 1-10 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Extender 1-50 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
How to Wear Properly 1-10 . . . . . . . . . . . . . . . . . . . . . . . . .
Incorrect Usage 1-13, 1-48, 1-49 . . . . . . . . . . . . . . . . . . . .
Lap Belt 1-25 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Lap-Shoulder 1-11, 1-26 . . . . . . . . . . . . . . . . . . . . . . . . . . .
Larger Children 1-47 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Questions and Answers 1-9 . . . . . . . . . . . . . . . . . . . . . . . . .
Rear Comfort Guides 1-29 . . . . . . . . . . . . . . . . . . . . . . . . . .
Rear Seat Outside Passenger Positions 1-26 . . . . . . . . . . . .
Rear Seat Passengers 1-26 . . . . . . . . . . . . . . . . . . . . . . . . . .
Reminder Light 2-59 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Replacing After a Crash 1-50 . . . . . . . . . . . . . . . . . . . . . . . .
Right Front Passenger Position 1-18 . . . . . . . . . . . . . . . . . .
Shoulder Belt Height Adjuster 1-12 . . . . . . . . . . . . . . . . . . .
Smaller Children and Babies 1-32 . . . . . . . . . . . . . . . . . . . .
Use During Pregnancy 1-17 . . . . . . . . . . . . . . . . . . . . . . . . .
Why They Work 1-6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Safety Chains 4-35 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Safety Defects, Reporting 8-8 . . . . . . . . . . . . . . . . . . . . . . . . .
Safety Warnings and Symbols iii. . . . . . . . . . . . . . . . . . . . . . .
Scheduled Maintenance Services 7
-4 . . . . . . . . . . . . . . . . . . . .
Seats
Manual Front 1
-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Power 1-3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Reclining Front 1-3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Restraint Systems 1
-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Seat Controls 1-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Securing a Child Restraint 1-41, 1-43, 1-45 . . . . . . . . . . . .
Second Gear, Automatic Transaxle 2-26 . . . . . . . . . . . . . . . . .
Security Feedback 2-11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Security System 2-17 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Service 6-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Bulletins, Ordering 8-10, 8-11, 8-12 . . . . . . . . . . . . . . . . . .
Manuals, Ordering 8-10, 8-11, 8-12 . . . . . . . . . . . . . . . . . .
Parts Identification Label 6-57 . . . . . . . . . . . . . . . . . . . . . . .
Publications, Ordering 8-10, 8-11, 8-12 . . . . . . . . . . . . . . .
Work, Doing Your Own 6-2 . . . . . . . . . . . . . . . . . . . . . . . . .
Service and Appearance Care 6-1 . . . . . . . . . . . . . . . . . . . . . .
Service and Owner Publications 8-10, 8-11, 8-12 . . . . . . . . .
Service Publications 8-10, 8-11, 8-12 . . . . . . . . . . . . . . . . . . .
Servicing Your Air Bag-Equipped Vehicle 1-24 . . . . . . . . . . .
Sheet Metal Damage 6-54 . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Shifting
Automatic Transaxle 2
-24 . . . . . . . . . . . . . . . . . . . . . . . . . .
Into PARK (P) 2-28 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Out of PARK (P) 2-31 . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Shoulder Belt Height Adjuster 1-12 . . . . . . . . . . . . . . . . . . . . .
Signaling Turns 2-35 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Skidding 4-14 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Sound Equipment, Adding 3-34 . . . . . . . . . . . . . . . . . . . . . . . .
Spare Tire, Compact 5-32 . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Specifications and Capacities 6-64 . . . . . . . . . . . . . . . . . . . . . .
Specifications, Engine 6-64 . . . . . . . . . . . . . . . . . . . . . . . . . . .
Speech Impaired, Customer Assistance 8-4 . . . . . . . . . . . . . . .
Speedometer 2-58 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SRS 1-18 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Stains, Cleaning 6-49 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .