This comprehensive 1999 Buick LeSabre Service and Repair Manual provides detailed instructions, diagrams, illustrations, wiring schematics, and specifications for maintaining, servicing, diagnosing, and repairing your vehicle. It covers all models and all repairs, from A to Z, making it an essential resource for any car owner or mechanic.

The manual is designed to be user-friendly and easy to navigate. You can find the information you need quickly and easily, thanks to its clear organization and complete index. All pages are printable, allowing you to take the relevant information directly to your vehicle or workshop. You can enlarge images and print them in larger sizes for greater clarity.

This manual is your one-stop shop for all your 1999 Buick LeSabre repair needs. It contains detailed information on a wide range of systems, including:

* **Maintenance:** Regular maintenance schedules, fluid capacities, and recommended parts.
* **Engine:** Detailed information on engine operation, repair, and rebuilding.
* **Control System:** Comprehensive coverage of the engine control system, including sensors, actuators, and diagnostics.
* **Mechanical:** Detailed information on the mechanical components of your vehicle, including the transmission, drivetrain, suspension, and brakes.
* **Fuel Service Specifications:** Information on fuel system components, repair procedures, and specifications.
* **Emission Control:** Detailed information on the emission control system, including sensors, actuators, and diagnostics.
* **Intake Exhaust Cooling:** Comprehensive coverage of the intake, exhaust, and cooling systems.
* **Lube:** Information on lubrication systems, including oil changes, filter replacements, and fluid specifications.
* **Ignition Starting Charging:** Detailed information on the ignition, starting, and charging systems.
* **Auto Transmission Clutch:** Comprehensive coverage of the automatic transmission, including repair procedures and troubleshooting.
* **Manual Transmission:** Detailed information on the manual transmission, including repair procedures and troubleshooting.
* **Transfer Propeller Shaft:** Information on the transfer case and propeller shaft.
* **Drive Shaft:** Detailed information on the drive shaft and its components.
* **Differential:** Comprehensive coverage of the differential, including repair procedures and troubleshooting.
* **Axle Suspension:** Detailed information on the axles and suspension system, including repair procedures and troubleshooting.
* **Tire & Wheel:** Information on tire and wheel specifications, maintenance, and replacement.
* **Brake Control:** Comprehensive coverage of the brake control system, including sensors, actuators, and diagnostics.
* **Brake:** Detailed information on the brake system, including repair procedures and troubleshooting.
* **Parking Brake:** Information on the parking brake and its components.
* **Steering Column:** Detailed information on the steering column and its components.
* **Power Steering:** Comprehensive coverage of the power steering system, including repair procedures and troubleshooting.
* **Air Condition:** Detailed information on the air conditioning system, including repair procedures and troubleshooting.
* **Suppl Restraint System:** Information on the supplemental restraint system (airbags), including maintenance and replacement procedures.
* **Seat Belt:** Detailed information on the seat belt system, including repair procedures and troubleshooting.
* **Engine Immobilizer:** Information on the engine immobilizer system and its operation.
* **Cruise Control:** Information on the cruise control system and its operation.
* **Wiper & Washer:** Detailed information on the wiper and washer system, including repair procedures and troubleshooting.
* **Door Lock:** Comprehensive coverage of the door lock system, including repair procedures and troubleshooting.
* **Meter Audio/Visual:** Information on the instrument cluster, gauges, and warning lights.
* **Horn:** Information on the horn and its components.
* **Windshield/Glass Mirror:** Detailed information on the windshield, windows, and mirrors.
* **Instrument Panel:** Comprehensive coverage of the instrument panel, including repair procedures and troubleshooting.
* **Seat:** Detailed information on the seats, including adjustments, repair, and replacement procedures.
* **Engine Hood/ Door:** Information on the engine hood and doors, including repair procedures and troubleshooting.
* **Exterior & Interior:** Detailed information on the exterior and interior of your vehicle, including trim, upholstery, and accessories.
* **Electrical:** Comprehensive coverage of the electrical system, including wiring diagrams, troubleshooting, and repair procedures.
* **Multiplex/ Can Communication:** Information on the vehicle's multiplex and CAN communication systems.

This manual provides comprehensive information that can help you perform a wide range of repairs and maintenance tasks on your 1999 Buick LeSabre, enabling you to save money and gain a deeper understanding of your vehicle.

The 1999 Buick LeSabre, a full-size sedan, represented the epitome of American luxury and comfort at the turn of the millennium. Designed to cater to families and individuals seeking a spacious and refined driving experience, the LeSabre marked the fourth generation of the iconic model, boasting a host of upgrades and refinements. Under the hood, it was powered by a 3.8-liter V6 engine, renowned for its smooth performance and reliable nature. The LeSabre featured a host of modern amenities, including air conditioning, power windows and locks, and an AM/FM stereo system. Its interior was adorned with plush fabrics and high-quality materials, offering a comfortable and luxurious environment for both passengers and the driver. However, like any vehicle, the 1999 Buick LeSabre required meticulous maintenance and occasional repairs to sustain its peak performance and longevity.

To assist owners in ensuring their LeSabre's optimal condition, the 1999 Buick LeSabre Service and Repair Manual serves as an essential resource. This comprehensive manual offers detailed instructions and technical specifications, covering every aspect of the vehicle, from routine maintenance tasks to complex engine repairs. It provides step-by-step guidance for troubleshooting common issues, replacing worn-out components, and performing various maintenance procedures. The manual also features numerous diagrams, illustrations, and tables to enhance understanding and facilitate accurate repairs. With its wealth of information and user-friendly format, the 1999 Buick LeSabre Service and Repair Manual empowers owners to confidently handle routine maintenance and tackle more intricate repairs, extending the life and preserving the value of their beloved LeSabre.