🏷️ Basic Information Identification Make: Buick Model: Regal Year: 1989 Generation Fourth Generation Codes: GM W-body platform 👋 Introduction Market Position Target Audience: DIY enthusiasts, independent repair shops, Buick Regal owners Key Features Uniqueness: Vehicle-specific, factory-level detail, comprehensive A-Z coverage Digital Convenience: Easy to use PDF, print only needed pages, no physical wear and tear Value Proposition Savings Potential: Reduces reliance on mechanics for simple repairs, saves time and money Knowledge Enhancement: Empowers owners with knowledge to understand and repair their vehicle 📋 Manual Details Coverage Areas Covered Models: All 1989 Buick Regal models Repair Scope: A-Z (All repairs) Manual Type Type: Factory Service and Repair Manual Language Language: English Format Format: PDF Download File Specifications Printability: All pages printable Digital Features: Zoomable images, searchable text (implied by PDF format) Compatibility Operating Systems: Windows (Vista 32/64, XP, ME, 98, NT, 2000) and Mac 📖 Manual Coverage Systems Covered Powertrain: Engine, Control System, Fuel Service Specifications, Emission Control, Intake Exhaust Cooling, Lube, Ignition Starting Charging, Auto Transmission Clutch, Manual Transmission, Transfer Propeller Shaft, Drive Shaft, Differential, Axle Suspension Chassis: Tire & Wheel, Brake Control, Brake, Parking Brake, Steering Column, Power Steering Body Electrical Comfort: Air Condition, Suppl Restraint System, Seat Belt, Engine Immobilizer, Cruise Control, Wiper & Washer, Door Lock, Meter Audio/Visual, Horn, Windshield/Glass Mirror, Instrument Panel, Seat, Engine Hood/ Door, Exterior & Interior, Electrical, Multiplex/ Can Communication Procedures Included Diagnostic Procedures: Diagnosis, Troubleshooting (implied by technician use) Repair Procedures: Complete step-by-step instructions for all repairs Maintenance Procedures: Maintenance schedules, fluid changes, component servicing Technical Depth Depth: Vehicle-specific, factory-level detail for technicians Technical Resources Illustrations: Diagrams, Illustrations Schematics: Wiring schematics Specifications: Detailed specifications 📊 Manual Specifications File Format Format Details: Adobe PDF Reader Requirement: Adobe PDF Reader (free online) Compression Requirement: Winzip (free online) Print Quality Print Quality: High detail, ability to enlarge images for printing Binding Type Binding Type: N/A (Digital PDF) Paper Type Paper Type: N/A (Digital PDF, user prints on own paper) ⚙️ Engine Specifications Primary Engine Options Engine Options 1989 Regal: 2.8L V6 (LB6), 3.1L V6 (LHO), 3.8L V6 (3800) (Supercharged option available on some trims) Performance General Hp Torque Range General: Varies by engine; 2.8L approx. 125 hp, 3.1L approx. 135 hp, 3.8L approx. 165 hp (NA) / 225 hp (SC) Fuel System Fuel Delivery: Multi-port Fuel Injection (MPFI) for most engines Ignition System Ignition Type: Distributorless Ignition System (DIS) or Distributor-based systems depending on engine Cooling System Cooling Type: Pressurized liquid cooling system 🔧 Transmission Automatic Transmission Automatic Transmission Type: THM 3-speed automatic (e.g., THM700-R4) or 4-speed automatic (e.g., 4T60) Manual Transmission Manual Transmission Type: Less common, but possible 5-speed manual on some performance variants (e.g., Getrag 282) Transmission Fluid Automatic Transmission Fluid Spec: Dexron-III (or equivalent ATF) Manual Transmission Fluid Spec: GL-4 or GL-5 gear oil, viscosity depending on temperature (e.g., 75W-90) 📐 Dimensions Exterior Dimensions Wheelbase: Approx. 107.5 inches (2730 mm) Length: Approx. 193.9 inches (4925 mm) Width: Approx. 70.7 inches (1796 mm) Height: Approx. 54.3 inches (1379 mm) Weights Curb Weight Range: Approx. 3,100 - 3,500 lbs (1406 - 1588 kg) depending on configuration Gross Vehicle Weight Rating Gvwr: Typically around 4,200 - 4,500 lbs (1905 - 2041 kg) 🛡️ Safety Features Passive Features Airbags: Driver-side airbag standard on most models for 1989. Passenger airbag not typically available. Seat Belts: Front 3-point automatic retracting seat belts, rear lap belts Active Features ABS: Anti-lock Braking System (ABS) available as an option on certain trims/models Crash Test Ratings NHTSA Ratings 1989: Data for 1989 models may be limited; generally considered safe for its era, but modern standards apply. 💡 Technology Features Infotainment Audio System: Factory AM/FM stereo with cassette player, optional premium sound systems, graphic equalizer Climate Control: Manual or optional automatic climate control systems Driver Assistance Cruise Control: Available as an option Power Options: Power windows, power door locks, power mirrors, power driver's seat (optional) 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 3,000 miles (4,800 km) or 3 months, depending on driving conditions (refer to manual for specific recommendations) Transmission Fluid Change Interval: Every 30,000 - 60,000 miles (48,000 - 96,000 km) or as per manual, often with filter replacement Coolant Change Interval: Typically every 30,000 miles (48,000 km) or 2 years Fluid Specifications Engine Oil Specification: API SG or SH rated, SAE 5W-30 or 10W-30 recommended (check manual for exact viscosity based on temperature) Coolant Specification: GM Type II Extended Life Coolant (or equivalent ethylene glycol based coolant with corrosion inhibitors) Known Issues Common Wear Items: Water pump, radiator, exhaust system components, suspension bushings, O2 sensors, ignition components (spark plugs, wires) Electrical Gremlins: As with many cars of this era, electrical connectors and grounds can be prone to corrosion or loosening, leading to intermittent issues. Automatic Transmission Issues: Torque converter shudder, solenoid issues, or internal wear can occur with high...