🏷️ Basic Information Identification Make: Buick Model: Century Generation: Third Generation (GM W-body) Applicable Years: 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 Chassis Code: W-body 👋 Introduction Market Position Vehicle Segment: Mid-size sedan, focused on comfort and value for American consumers. Competitive Analysis Competitors: Ford Taurus, Chevrolet Lumina, Toyota Camry, Honda Accord, Nissan Altima. Key Features Manual Manual Advantage: Provides dealer-level service information for the DIY mechanic or experienced technician, offering significant cost savings over dealership repairs. Comprehensive coverage, detailed illustrations, and clear, numbered instructions. Key Features Vehicle Vehicle Appeal: Praised for its comfortable ride, spacious interior, and generally reliable performance for its class and price point. A practical, everyday vehicle. 📋 Manual Details Coverage Areas Coverage: All service and repair information for 1997-2005 Buick Century Page Count Estimated Pages: Approximately 2000+ pages (typical for comprehensive service manuals) Manual Type Type: Service and Repair Manual Language Language: English Format Format: Digital (PDF) 📖 Manual Coverage Systems Covered Engine: Engine mechanical, engine control system, lubrication, cooling system, fuel system, intake, exhaust, emissions control Transmission: Automatic transmission, manual transmission, clutch, drivetrain (transfer, propeller shaft, drive shaft, differential, axle, suspension) Brakes: Brake control system, hydraulic brakes, parking brake Steering: Steering column, power steering Electrical: Ignition, starting, charging, electrical system diagnostics, wiring diagrams, multiplex/CAN communication, horn, lighting Body Interior: Exterior and interior components, doors, windows, mirrors, windshield, glass, instrument panel, seats, engine hood, door locks Comfort Convenience: Air conditioning, cruise control, wiper & washer system, meters, audio/visual systems Safety Restraint: Supplemental restraint system (airbags), seat belts, engine immobilizer Procedures Included Maintenance: Routine maintenance, fluid changes, filter replacements, inspections Diagnostics: Troubleshooting common problems, diagnostic procedures, electrical system diagnosis Repair Rebuild: Complete disassembly and reassembly of components, engine rebuilding, transmission repair, brake system overhaul, suspension work Electrical Wiring: Detailed wiring diagrams, component location for electrical systems, troubleshooting electrical faults Specifications: Torque specifications, fluid capacities, component data, technical specifications for all systems Technical Depth Depth: Comprehensive: From basic do-it-yourself maintenance to in-depth professional repair and diagnostics. Includes step-by-step instructions based on complete disassembly. 📊 Manual Specifications File Format Format: PDF Compatibility: All PC-based Windows operating systems, Mac, Linux Print Quality Printability: All pages are printable Binding Type Binding: Not applicable (digital download) Paper Type Paper: Not applicable (digital download) Delivery Delivery Method: Instant High Speed Download Requirements Software Requirements: WinZip, Adobe PDF Reader ⚙️ Engine Specifications Primary Engine Engine Code: 3100 (Series II) V6 (L82) Displacement: 3.1 Liters (189 cubic inches) Configuration: V6, overhead valves (OHV) Bore X Stroke: 3.50 in x 3.27 in (88.9 mm x 83.0 mm) Compression Ratio: 9.4:1 Horsepower: Approximately 175 hp @ 5200 RPM (varies slightly by year) Torque: Approximately 195 lb-ft @ 4000 RPM (varies slightly by year) Performance Fuel Delivery: Sequential Port Fuel Injection (SFI) Recommended Fuel: 87 Octane Unleaded Gasoline Emission Control: Three-way catalytic converter, EGR system, PCV system. 🔧 Transmission Standard Type: 4-speed Automatic (4T60-E, later 4T65-E) Optional Type: None offered in this generation Features Features: Lock-up torque converter, electronic controls, overdrive gear Fluid Specifications Automatic Transmission Fluid Type: Dexron III (or equivalent specified by GM) 📐 Dimensions Exterior Length: Approximately 195.3 inches (4961 mm) Width: Approximately 70.9 inches (1801 mm) Height: Approximately 55.8 inches (1417 mm) Wheelbase: Approximately 109.0 inches (2769 mm) Weights Curb Weight: Approximately 3100 - 3300 lbs (1406 - 1497 kg), varies by trim and options 🛡️ Safety Features Ratings NHTSA Frontal Impact: Good (for driver and front passenger, in most tests, varies by year) NHTSA Side Impact: Acceptable to Good (for front passenger, varies by year) Active Features Active Safety: Anti-lock Braking System (ABS) standard on most trims, Traction Control (optional on some models) Passive Features Passive Safety: Frontal airbags (driver and passenger), side-impact airbags (optional on later models), front and rear crumple zones, side-impact door beams. 💡 Technology Features Infotainment Audio System: AM/FM stereo radio with cassette player and CD player (optional on some trims). Available premium sound systems. Climate Control: Manual or automatic climate control systems available depending on trim level. Driver Assistance Cruise Control: Standard on most models Traction Control: Optional on some higher trim levels. Connectivity Connectivity Features: Limited by era; typically no integrated Bluetooth or advanced connectivity features. May have OnStar preparedness on later models. 🔧 Maintenance Service Intervals Oil Change Interval: Every 3,000 - 5,000 miles or 3-6 months (depending on oil type and driving conditions). Consult manual for specific recommendations. Air Filter Replacement: Every 15,000 - 30,000 miles or as needed based on inspection. Spark Plug Replacement: Approximately every 100,000 miles for platinum-tipped plugs (as originally specified). Coolant Flush: Every 30,000 - 60,000 miles or 2-5 years, depending on coolant type. Fluid Specifications Engine Oil Type: API Certified SAE 5W-30 (for most climates, check manual for variations) Engine Oil Capacity: Approximately 4.5 US quarts (4.3 liters) with filter change (3100 V6) Coolant Type: GM...