The 1998 Buick Regal represents a blend of comfortable American motoring with available performance, particularly with its renowned 3.8L V6 engine, including a supercharged variant. Built on the versatile GM W-body platform, the Regal sedan offered a refined driving experience, characterized by a quiet ride and solid engineering. This model continued Buick's legacy of producing dependable and well-appointed vehicles, catering to those who valued comfort and smooth operation, with the supercharged option providing an engaging power delivery that earned accolades for the powertrain. This digital service and repair manual provides comprehensive information for the 1998 Buick Regal, covering all major systems from engine mechanicals and fuel delivery to brakes, suspension, and electrical components. It includes detailed maintenance procedures, step-by-step repair instructions, troubleshooting guides, and technical specifications, all presented with factory-level detail. This resource is designed to assist Buick Regal owners, independent mechanics, and professional technicians in accurately diagnosing, maintaining, and repairing their vehicles, ensuring optimal performance and longevity. 🏷️ Basic Information Identification Make: Buick Model: Regal Year: 1998 Product Type: Service and Repair Manual Software Licensing: Officially Licensed Developer: RepairSurge 👋 Introduction Market Position Target Audience: Buick Regal owners, DIY mechanics, automotive repair shops Competitive Analysis Advantage Over Print: More convenient, less expensive than outdated printed manuals, instant online access Key Features Ease Of Use: Push-button access to information, searchable content Cost Effectiveness: Saves money on repair shop costs Technology Compatibility: Works on any device with a web browser and internet connection 📋 Manual Details Coverage Areas General Coverage: Comprehensive service and repair information Page Count Estimated Page Count: Thousands of pages (typical for comprehensive OE-derived digital manuals) Manual Type Type: Digital Service and Repair Manual Language Language: English Format Format: PDF Download (accessible via web browser) Access Duration Access Period: 1 Year (with discounts for extension) 📖 Manual Coverage Systems Covered Engine Mechanical: Engine assembly, disassembly, overhaul, valve train, cooling system, lubrication system Fuel System: Fuel injection, fuel pump, fuel filter, evaporative emissions control Ignition System: Spark plugs, ignition coils, distributor (if applicable), timing Exhaust System: Exhaust manifolds, catalytic converter, mufflers, emissions control Transmission Manual: Manual transmission overhaul, clutch, shift linkage Transmission Automatic: Automatic transmission overhaul, fluid, filters, torque converter, electronic controls Drivetrain: Front-wheel drive (FWD) components, CV axles, differential Brakes: Front and rear brake systems (disc/drum), ABS, brake fluid, hydraulic lines, calipers, rotors, pads Steering: Power steering system, steering column, tie rods, power steering pump Suspension: Front and rear suspension components, struts, shock absorbers, control arms, springs, stabilizer bars Body And Frame: Body panel removal/installation, frame components, collision repair basics Heating Ventilation Air Conditioning HVAC: HVAC system operation, refrigerant, compressor, condenser, evaporator, blower motor, climate control Electrical System: Battery, charging system, starting system, lighting, fuses, relays, power windows, locks Wiring Diagrams: Comprehensive wiring schematics for all major systems Body Electrical: Instrument panel, door modules, interior lighting, power accessories Powertrain Control Module PCM: PCM diagnostics, sensors, actuators, emissions control system integration Chassis Control Systems: ABS, traction control (if equipped) Procedures Included Maintenance Procedures: Scheduled maintenance, fluid changes, filter replacements, inspections Repair Procedures: Step-by-step repair instructions for all covered systems Troubleshooting: Diagnostic flowcharts, symptom-based troubleshooting guides Rebuilding Procedures: Comprehensive engine and transmission rebuild instructions Component Replacement: Detailed instructions for replacing individual components Diagnostic Procedures: OBD-II diagnostics, sensor testing, actuator testing Calibration Procedures: Wheel alignment, ABS sensor calibration (if applicable) Technical Depth Depth: Factory-level detail, suitable for professional technicians and advanced DIYers 📊 Manual Specifications File Format Digital Format: PDF Accessibility: Web browser compatibility (PC, laptop, smartphone, tablet) Print Quality Scalability: High-resolution, printable pages Binding Type Digital Access: Online access with download capability (implied) Paper Type N/A: N/A (Digital Product) ⚙️ Engine Specifications Primary Engine Engine Options Typical: 3.8L V6 (L36) and 3.8L Supercharged V6 (L67) Performance 3800 L36 Displacement L36: 3.8 Liters (231 cubic inches) Horsepower L36: Approx. 205 hp @ 5200 rpm Torque L36: Approx. 230 lb-ft @ 3200 rpm Performance 3800 L67 Supercharged Displacement L67: 3.8 Liters (231 cubic inches) Horsepower L67: Approx. 240 hp @ 5200 rpm Torque L67: Approx. 280 lb-ft @ 3200 rpm Fuel System Induction Type: Sequential Multi-Port Fuel Injection (MFI) Fuel Type: Unleaded Gasoline Engine Block Material Block Material: Cast Iron (common for 3800 Series I/II) Cylinder Head Material Head Material: Aluminum Valvetrain Configuration: Overhead Valve (OHV), 2 valves per cylinder (3800 Series) 🔧 Transmission Standard Transmission Type: 4-Speed Automatic (4T60-E, 4T65-E) Optional Transmission Type: 5-Speed Manual (less common for Regal, but possible on some variants) Features Electronic Control: Electronically controlled automatic transmission Fluid Type Automatic Transmission Fluid Atf: Dexron-III (or equivalent) Fluid Capacity Automatic Transmission Capacity: Approximately 11-12 quarts (dry fill) 📐 Dimensions Exterior Body Style: 4-Door Sedan Weights Curb Weight Approx: 3300 - 3600 lbs (depending on engine and options) 🛡️ Safety Features Ratings NHTSA Ratings: Information not readily available in product description; manual would contain specific data. Active Features ABS:...