1988-1994 BUICK REGAL Service And Repair Manual

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🏷️ Basic Information Identification Make: Buick Model: Regal Model Generation: GM W Body (Third Generation) Model Years Covered: 1988, 1989, 1990, 1991, 1992, 1993, 1994 Platform Code: W-body 👋 Introduction...

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类型: Car

斯库: 96626

标签: 1988 1989 1990 1991 1992 1993 1994 Buick Car Cars REGAL

产品多属性

Description

🏷️ Basic Information

Identification

Make:

Buick

Model:

Regal

Model Generation:

GM W Body (Third Generation)

Model Years Covered:

1988, 1989, 1990, 1991, 1992, 1993, 1994

Platform Code:

W-body

👋 Introduction

Market Position

Target Audience:

DIY enthusiasts, independent repair shops, Buick Regal owners

Value Proposition:

Empowers owners to perform their own maintenance and repairs, saving money and gaining knowledge.

Competitive Analysis

Advantage Over Generic Guides:

Vehicle-specific, factory-level detail, not generic information

Advantage Over Other Manuals:

Comprehensive A-Z coverage, included in a single, easy-to-use PDF format.

Key Features

Digital Convenience:

Printable pages, ability to zoom, store on PC, no greasy pages.

Download Speed:

Speed Download

Diagnostic Capability:

Enables accurate diagnosis of issues, mirroring dealership technician procedures.

📋 Manual Details

Coverage Areas

Primary Coverage:

All Models and All Repairs A-Z

Region Of Origin:

North America (USA, Canada, Mexico)

Page Count

Estimated Page Count:

Extensive (Details provided in specific sections)

Manual Type

Manual Type:

Factory Service and Repair Manual

Language

Language:

English

Format

Digital Format:

Digital Compatibility:

Windows (Vista 32/64, XP, ME, 98, NT, 2000) and Mac OS

📖 Manual Coverage

Systems Covered

Engine Mechanical:

Complete overhaul, component testing, diagnostics, rebuild procedures

Engine Control System:

ECM diagnostics, sensor testing, actuator control, emission control system integration

Fuel System:

Fuel injection system, fuel pump, injectors, pressure regulator, fuel tank service

Emission Control:

Catalytic converter, EGR system, EVAP system, O2 sensors, troubleshooting emission faults

Intake Exhaust Cooling:

Intake manifold, exhaust manifolds, cooling system, radiator, water pump, thermostat, fan clutch

Lubrication System:

Oil pump, oil filter, oil pan, lubrication passages, oil pressure diagnostics

Ignition Starting Charging:

Ignition system, spark plugs, coils, distributor (if applicable), starter motor, alternator, battery, charging system diagnostics

Automatic Transmission:

Service, repair, overhaul, diagnostics, fluid service, torque converter

Manual Transmission:

Service, repair, overhaul, diagnostics, clutch service

Drivetrain Axles:

Transfer case (if applicable), drive shafts, U-joints, axles, CV joints, differential service and repair

Suspension Steering:

Front and rear suspension components, ball joints, control arms, struts, shocks, springs, steering column, power steering system, tie rods, alignment specifications

Wheels Tires:

Tire and wheel specifications, rotation, balancing, TPMS (if applicable)

Brake System:

Hydraulic system, master cylinder, brake lines, calipers, wheel cylinders, brake pads, rotors, drums, parking brake system, ABS diagnostics and repair

Climate Control:

Air conditioning system (R-134a or R-12), heater core, blower motor, controls, refrigerant handling, leak detection

Restraint Systems:

Seat belts, supplemental restraint system (SRS) / airbags (diagnostics, replacement, calibration if applicable), seat belt pretensioners

Cruise Control:

Operation, diagnostics, actuator and cable service

Wipers Washers:

Wiper motor, linkages, washer pump, nozzles

Door Locks Security:

Door mechanisms, lock actuators, keyless entry system (if equipped), anti-theft system (if equipped), engine immobilizer

Instrumentation Gauges:

Instrument cluster, gauges, warning lights, speed sensor, tachometer

Audio Visual:

Radio, speakers, antenna, any factory-installed entertainment systems

Lighting Exterior:

Headlights, taillights, turn signals, fog lights, interior lighting

Body Exterior:

Body panels, doors, hood, trunk, bumpers, glass, mirrors, trim

Body Interior:

Seats, upholstery, dashboard, door panels, headliner, carpeting, interior trim

Electrical System:

Wiring diagrams, component testing, fuses, relays, body control module (BCM) if applicable, multiplex communication (if applicable)

Multiplex Can Communication:

Diagnostics and troubleshooting for any multiplexed or CAN-based communication systems (likely basic for this era).

Procedures Included

Diagnostic Procedures:

Troubleshooting charts, fault code interpretation, component testing procedures

Repair Procedures:

Step-by-step instructions for all major and minor repairs

Maintenance Procedures:

Scheduled maintenance tasks, fluid changes, filter replacements, lubrication

Component Replacement:

Detailed instructions for replacing all major and minor components

Rebuild Procedures:

Comprehensive instructions for engine, transmission, and differential rebuilds

Technical Depth

Depth Of Information:

Factory-level, highly detailed, technician-specific

Diagrams Illustrations:

Included throughout for clarity and precision

Wiring Schematics:

Complete electrical wiring diagrams for all systems

Specifications Tolerances:

All necessary torque values, clearances, and performance specifications

📊 Manual Specifications

File Format

File Type:

Searchability:

Likely text-searchable within the PDF

Print Quality

Printability:

All pages are printable

Image Scalability:

Images can be blown up and printed in enlarged copies

Binding Type

Binding:

Not Applicable (Digital PDF)

Paper Type

Paper Type:

Not Applicable (Digital PDF)

Software Requirements

PDF Reader:

Adobe PDF Reader (Free)

Unzipping Software:

Winzip or equivalent (Free)

⚙️ Engine Specifications

Primary Engine Options

Common Engines:

2.8L V6 (LG2), 3.1L V6 (LH0), 3.8L V6 (L27 - naturally aspirated, SC - supercharged on some later models, though less common in this specific Regal generation).

Engine Details 2.8L V6

Displacement 2.8L:

2.8 Liters (173 cubic inches)

Horsepower 2.8L:

Approx. 125-135 hp (depending on specific application and year)

Torque 2.8L:

Approx. 150-155 lb-ft (depending on specific application and year)

Engine Details 3.1L V6

Displacement 3.1L:

3.1 Liters (189 cubic inches)

Horsepower 3.1L:

Approx. 135-140 hp (depending on specific application and year)

Torque 3.1L:

Approx. 170-175 lb-ft (depending on specific application and year)

Engine Details 3.8L V6

Displacement 3.8L:

3.8 Liters (231 cubic inches)

Horsepower 3.8L:

Approx. 170 hp (Naturally Aspirated)

Torque 3.8L:

Approx. 220 lb-ft (Naturally Aspirated)

Fuel System

Fuel Delivery:

Electronic Fuel Injection (EFI)

Fuel Type:

Unleaded Gasoline (Regular Octane)

🔧 Transmission

Standard Transmission

Automatic Transmission Models:

3-speed THM-200-4R (early), 4-speed 440-T4 (4T60), 4-speed 4T60-E (electronically controlled)

Optional Transmission

Manual Transmission Availability:

Rare or not generally offered on Regal models of this generation, primarily automatic.

Features

Transmission Control Early:

Hydraulic control (THM-200-4R)

Transmission Control Later:

Electronic control (4T60-E) with powertrain control module (PCM) integration.

📐 Dimensions

Exterior Dimensions

Body Styles:

Coupe (2-door), Sedan (4-door)

Wheelbase Approx:

107.5 inches (2731 mm)

Length Approx Coupe:

191.1 inches (4854 mm)

Length Approx Sedan:

191.9 inches (4874 mm)

Weights

Curb Weight Range:

Approx. 3200-3600 lbs (1450-1630 kg) depending on engine and trim

🛡️ Safety Features

Ratings

NHTSA Ratings General:

Varies by year and test type; consult specific year for detailed ratings.

Active Features

Anti-Lock Brakes ABS:

Available on many models, particularly higher trims.

Passive Features

Airbags:

Driver's side airbag standard on most models from mid-generation onwards. Passenger airbag optional or standard on later models.

Seat Belts:

Front and rear seat belts, shoulder belts with retractors.

Structural Reinforcement:

Designed with energy-absorbing crumple zones and reinforced passenger compartments.

💡 Technology Features

Infotainment

Audio System:

Factory AM/FM stereo with cassette player, optional CD player, and speaker systems. Aftermarket upgrades are common.

Driver Assistance

Cruise Control:

Standard on many higher trims, electronically controlled.

Connectivity

Keyless Entry:

Optional on some models, often a dealer-installed or aftermarket accessory.

Diagnostics

Onboard Diagnostics:

OBD-I (On-Board Diagnostics, First Generation) system. Diagnostic trouble codes (DTCs) can be retrieved via a specific procedure or scan tool.

🔧 Maintenance

Service Intervals Oil

Oil Change Interval:

Typically 3,000 - 5,000 miles or 3-6 months, depending on driving conditions and oil type used (refer to manual for exact intervals).

Service Intervals Filters

Oil Filter Replacement:

Replace with oil change.

Air Filter Replacement:

Inspect every 15,000 miles, replace as needed or every 30,000 miles (refer to manual).

Fuel Filter Replacement:

Typically every 30,000 - 50,000 miles, depending on fuel quality and engine type (refer to manual).

Fluid Specifications Engine Oil

Engine Oil Viscosity:

Commonly 5W-30 or 10W-30 (refer to manual for specific engine and temperature range).

Engine Oil Capacity:

Approx. 4.5 quarts (4.3 liters) for V6 engines with filter change (refer to manual for exact capacity).

Fluid Specifications Coolant

Coolant Type:

Ethylene Glycol based coolant, typically a 50/50 mix with distilled water. Consult manual for specific GM specification (e.g., Type I or Type II).

Fluid Specifications Transmission

Automatic Transmission Fluid Type:

Dexron II or Dexron III compatible ATF (Automatic Transmission Fluid). Check manual for specific fluid requirements.

Fluid Specifications Brakes

Brake Fluid Type:

DOT 3 brake fluid.

Fluid Specifications Power Steering

Power Steering Fluid Type:

GM Power Steering Fluid or Dexron compatible ATF (check manual).

Known Issues

Common Engine Issues:

Intake manifold gasket leaks (especially on 3.1L), timing chain wear (on some V6s), oil leaks, spark plug blow-out (on some older designs).

Common Transmission Issues:

Transmission fluid leaks, solenoid failures in electronically controlled units (4T60-E), torque converter shudder.

Common Electrical Issues:

Faulty window motors, power lock actuators, dashboard warning lights, sensor failures (e.g., MAF, TPS, O2 sensors).

Common Suspension Steering Issues:

Worn ball joints and tie rod ends, sagging springs, power steering pump whine or leaks.

Common Cooling System Issues:

Leaking coolant hoses, failed water pump, thermostat sticking.

📚 Vehicle History

Brand Heritage

Buick Legacy:

Buick, an American automotive division of General Motors, known for its comfort, quiet ride, and premium features.

Model Evolution

Regal Positioning:

Positioned as a mid-size personal luxury coupe and sedan, offering a blend of performance and comfort.

W Body Platform:

The W-body platform was GM's front-wheel-drive platform for mid-size cars, shared with models like the Chevrolet Lumina, Oldsmobile Cutlass Supreme, and Pontiac Grand Prix.

Production

Production Sites:

Primarily manufactured at General Motors assembly plants in North America (e.g., Oshawa, Ontario, Canada; Lansing, Michigan, USA).

🏆 Awards & Recognition

Recognitions

Historical Awards:

The Regal has historically been recognized for its comfort and styling, often appearing on 'best of' lists for personal luxury vehicles of its era. Specific awards for the 1988-1994 generation vary.