1986 - 1991 BUICK LeSabre Parts List Catalog

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Tipo: Car

Proveedor:

SKU: 58852

Etiquetas: 1986 1987 1988 1989 1990 1991 Buick Car Cars LeSabre

Variantes de producto

Descripción

The Buick LeSabre, produced for the model years 1986 through 1991, represents a significant entry in the full-size sedan market. This generation, built on the C-body platform, offered a comfortable and spacious interior, a smooth ride, and a focus on practicality, making it a popular choice for American consumers. Known for its generally reliable powertrain, often featuring the robust 3.8L V6 engine, the LeSabre aimed to provide a balance of value and comfort, embodying Buick's legacy of producing accessible luxury vehicles. Its design emphasized aerodynamic styling for its time, contributing to improved efficiency and a quiet cabin experience. This comprehensive Parts List Catalog for the 1986-1991 Buick LeSabre is designed to be an indispensable resource for owners, mechanics, and technicians. It provides detailed parts identification, including specific part numbers, and offers labor hour estimations for a wide array of components. The catalog covers critical areas such as the engine, cooling system, exhaust, fuel tank, transmission mounts, suspension, steering, brakes, body panels, interior components, and safety systems like airbags and seat belts. Its primary purpose is to facilitate accurate part ordering and cost estimation for maintenance, repairs, and restoration efforts, ensuring efficient and correct servicing of the vehicle.

🏷️ Basic Information

Identification

Make:

Buick

Model:

LeSabre

Model Generation:

Third Generation (1986-1991)

Model Years Covered:

1986, 1987, 1988, 1989, 1990, 1991

👋 Introduction

Market Position

Target Audience:

Owners of 1986-1991 Buick LeSabre seeking to perform their own maintenance, repairs, or restore the vehicle, as well as independent repair shops.

Competitive Analysis

Value Proposition:

Provides essential information for DIYers and professional mechanics to identify correct parts and estimate repair costs, crucial for older vehicles where part availability and pricing can be a challenge.

Key Features

Primary Benefit:

Accurate part numbers and labor times are critical for efficient and correct repairs, saving time and money.

Unique Selling Point:

The inclusion of labor hours is a significant benefit for DIYers wanting to understand the scope of a repair and for shops needing to provide accurate quotes.

📋 Manual Details

Coverage Areas

Primary Coverage:

Parts identification and labor estimation for 1986-1991 Buick LeSabre

Key Areas:

Engine, Transmission Mounts, Paint Codes, Engine Under Cover, Clear Coat Identification, Air Cleaner, Information Labels, Exhaust, Bumpers, Emission System, Grille, Lamps, Windshield, Hood, Cowl & Dash, Cooling System, Instrument Panel, Engine Oil Cooler, Center Console, A/C Refrigerant Capacities, Rocker/Pillars/Floor, A/C Heater/Ventilation, Front Seat, Front Fender, Rear Seat, Underhood Dimensions, Seat Belts, Front Inner Structure, Front Door, Air Bag System, Roof, ABS/Brakes, Sunroof, Cruise Control System, Back Window, Wheel, Quarter Panel, Front Suspension, Quarter Glass, Front Drive Axle, Luggage Lid, Front Steering Linkage/Gear, Rear Suspension, Steering Pump, Fuel Tank, Steering Wheel/Column, Rear Body, Rear Lamps

Page Count

Estimated Page Count:

Large catalog, likely several hundred pages (specific count not provided, typical for parts catalogs).

Manual Type

Catalog Type:

Parts List Catalog

Intended Use:

Parts identification, pricing, labor hour estimation, and DIY repair part ordering.

Language

Language:

English

Format

File Format:

📖 Manual Coverage

Systems Covered

Powertrain Components:

Engine mounts, transmission mounts, exhaust system, steering pump, fuel tank. Excludes internal engine and transmission parts.

Chassis And Suspension:

Front bumper, rear bumper, grille, front fender, quarter panel, front suspension, front drive axle, front steering linkage/gear, rear suspension, wheels.

Body And Exterior:

Hood, cowl & dash, front lamps, windshield, sunroof, back window, quarter glass, front door, luggage lid, rear body, rear lamps.

Interior And Comfort:

Instrument panel, center console, front seat, rear seat, seat belts, steering wheel/column, A/C refrigerant capacities, A/C heater/ventilation.

Electrical And Lighting:

Front lamps, rear lamps. Explicitly states 'NO WIRING'.

Brakes And Safety:

ABS/Brakes system, air bag system, seat belts.

Engine Ancillary:

Engine under cover, air cleaner, cooling system, engine oil cooler, emission system.

Procedures Included

Part Identification:

Detailed listing of specific part numbers for a wide range of components.

Labor Estimation:

Provides estimated labor hours for various repair tasks.

Part Ordering Guidance:

Enables DIY mechanics to accurately identify and order correct replacement parts.

Technical Depth

Depth Level:

Parts identification and pricing specific, not a repair manual in terms of procedural steps. Excellent for parts lookup and cost estimation.

Diagnostic Support:

Limited to identifying correct parts for a known issue, no diagnostic procedures.

📊 Manual Specifications

File Format

Digital Format:

Searchability:

Typically, PDF catalogs are searchable by text, allowing quick access to part descriptions.

Print Quality

Output Quality:

Depends on original source and PDF creation, but generally allows for clear printing of part diagrams and numbers.

Binding Type

Binding Method:

N/A (Digital PDF)

Paper Type

Material:

N/A (Digital PDF)

⚙️ Engine Specifications

Primary Engine

Engine Options Likely:

3.0L Buick V6 (LG7), 3.8L Buick V6 (various versions, including naturally aspirated and possibly early supercharged L67 for specific trims/years), 4.3L Chevrolet V6 (LV2, less common in LeSabre but possible for fleet/police variants in this era), potentially a diesel option for some markets (less likely for 86-91 LeSabre in North America).

Engine Displacement Common:

3.8 Liters (231 cubic inches)

Performance

Horsepower Range Approx:

120-170 hp (depending on engine variant and year)

Torque Range Approx:

190-230 lb-ft (depending on engine variant and year)

Fuel System

Fuel Delivery Common:

Multi-port Fuel Injection (MPFI)

Engine Ancillaries

Cooling System Type:

Pressurized, typically with a belt-driven fan and coolant reservoir.

Exhaust System Description:

Catalytic converter equipped, single or dual exhaust configurations depending on engine and year.

🔧 Transmission

Standard

Transmission Type Standard:

Automatic Transmission

Standard Transmission Model Common:

GM 440-T4 (4-speed automatic overdrive)

Optional

Optional Transmission Variants:

Likely no manual transmission options for the LeSabre during this generation.

Features

Transmission Fluid Type:

Dexron-III (or equivalent).

Transmission Cooling:

Often includes an external transmission fluid cooler integrated with the radiator or as a separate unit.

📐 Dimensions

Exterior

Body Style:

Full-size 4-door sedan

Wheelbase:

Approximately 109.1 inches

Length:

Approximately 197-204 inches (depending on year and specific bumper design)

Width:

Approximately 71-72 inches

Height:

Approximately 55-57 inches

Weights

Curb Weight Range:

Approximately 3300-3600 lbs

Gross Vehicle Weight Rating Gvwr:

Typically around 4500-4700 lbs

Cargo

Trunk Capacity:

Approximately 16-18 cubic feet

🛡️ Safety Features

Ratings

NHTSA Crash Test Performance:

NHTSA ratings for this era varied; generally expected 4-star for frontal impacts in favorable tests for its class. Specific ratings for 1986-1991 would require detailed research of archived NHTSA data.

Active Features

Braking System:

Front disc brakes, rear drum brakes. Anti-lock Braking System (ABS) was available as an option, particularly in later years of this generation.

Steering System:

Power assisted rack and pinion steering.

Passive Features

Airbag System:

Driver's side airbag became increasingly common and standard by the end of this generation, particularly by 1990-1991 models. Passenger airbags were not standard in this era.

Seat Belt System:

Manual seat belts with front shoulder belts. Increasingly, models may feature automatic locking retractors.

Child Seat Anchors:

LATCH or ISOFIX systems were not standard in this era; child seat installation relied on seat belt anchorage points.

💡 Technology Features

Infotainment

Audio System Options:

AM/FM stereo with cassette player, optional premium sound systems, graphic equalizer, and CD player in later years.

Climate Control:

Manual climate control standard, optional automatic climate control (often with digital display and sensors).

Driver Assistance

Cruise Control:

Standard or optional on most models, typically steering wheel mounted controls.

Available as an option, enhancing braking safety during emergency stops.

Connectivity

Cell Phone Integration:

Not available in this era; aftermarket solutions would be required.

🔧 Maintenance

Service Intervals

Oil Change Interval:

Typically 3,000 miles or 3 months, though synthetic oils could extend this. Check owner's manual for exact recommendation.

Transmission Fluid Change Interval:

Every 30,000-50,000 miles, depending on driving conditions and fluid condition. Filter replacement recommended at intervals.

Coolant Flush Interval:

Every 2 years or 30,000 miles, using a compatible coolant (e.g., traditional green ethylene glycol).

Spark Plug Replacement:

Varies by plug type, but typically 30,000-60,000 miles for standard plugs. Platinum or iridium plugs could extend this significantly.

Fluid Specifications

Engine Oil Type Common:

API SG or SG/CD rated, SAE 10W-30 or 10W-40 recommended for most ambient temperatures.

Coolant Type:

Ethylene Glycol based, typically green color. Pre-mixed 50/50 solution is recommended.

Power Steering Fluid:

Dexron-III (or equivalent) automatic transmission fluid.

Known Issues

Common Wear Items:

Front suspension components (ball joints, tie rod ends, struts), exhaust system rust, cooling system hoses and radiator leaks, transmission solenoid issues, fuel pump failures.

Engine Specific Concerns:

Early 3.8L engines could experience intake manifold gasket leaks. Some older V6s might have issues with lifter noise or oil consumption.

Electrical Concerns:

Aging wiring harnesses, intermittent electrical faults, issues with power windows, locks, and climate control modules.

Paint And Body:

Clear coat delamination, rust on wheel wells, rocker panels, and door bottoms.

📚 Vehicle History

Brand Heritage

Buick Legacy:

Buick has a long history of producing comfortable, large sedans targeted at American consumers seeking a balance of luxury and practicality.

Model Evolution

Lesabre Positioning:

The LeSabre has traditionally been Buick's full-size, front-wheel-drive sedan, known for its comfortable ride and spacious interior, often serving as a popular choice for families and seniors.

Third Generation Design:

This generation (C-body platform) represented a significant update with more aerodynamic styling and a focus on improved fuel efficiency and a smoother ride compared to its predecessors.

Production

Manufacturing Location:

Primarily manufactured in the United States (e.g., Oshawa, Ontario, Canada; and Detroit, Michigan, USA).

Sales Trend:

Buick LeSabre was a strong seller for GM throughout the 1980s and early 1990s, often ranking among the top-selling sedans in North America.

🏆 Awards & Recognition

Recognitions

Automotive Journal Awards:

Buick LeSabre consistently received positive reviews from automotive publications of the time for its comfort, quiet ride, and value. It was often lauded in 'best buy' lists for large sedans.

Consumer Satisfaction:

Generally rated well by consumers for its reliability and comfort, though sometimes criticized for less engaging driving dynamics compared to sportier European or Japanese sedans.