This comprehensive manual covers the Buick Park Avenue, a luxury sedan produced from 1997 to 2005, based on the GM G platform. Known for its comfortable ride, quiet cabin, and spacious interior, the Park Avenue was designed for upscale comfort and long-distance cruising. It offered a choice between a 3.8L V6 engine producing 205 horsepower and 230 lb-ft of torque, or a 3.8L Supercharged V6 engine delivering 240 horsepower and 280 lb-ft of torque, both paired with a 4-speed automatic transmission. Standard safety features included ABS and front airbags, with available traction control and side airbags on later models. This document serves as a complete service, repair, and workshop manual for all Buick Park Avenue trims. It provides in-depth coverage of all major vehicle systems, including detailed diagnostics and repair procedures for the engine, transmission, chassis, brakes, and electrical systems. The manual also covers body and interior components, comfort and convenience features, and routine maintenance. It includes step-by-step repair instructions, troubleshooting guides, and diagnostic procedures, making it an essential resource for owners, independent repair shops, and automotive enthusiasts seeking to maintain and repair their vehicle. 🏷️ Basic Information Identification Make: Buick Model: Park Avenue Production Years Covered: 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 Codes Platform: GM G platform 👋 Introduction Market Position Target Audience: Owners seeking to perform their own maintenance and repairs, independent repair shops, automotive enthusiasts. Competitive Analysis Manual Type Comparison: This is the same exact OEM manual used by official dealers, offering superior detail to generic aftermarket guides. Key Features Documentation Source: Original Service Manuals, Wiring Diagrams and Bulletins directly from the manufacturer. User Interface: Click of a mouse access to comprehensive information, zoomable pages. 📋 Manual Details Coverage Areas Models Covered: Buick Park Avenue (all trims) Page Count Estimated Pages: Hundreds (specific count not provided, but described as 'MASSIVE') Manual Type Type: Complete Service / Repair / Workshop Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine: Detailed diagnostics, repair, and overhaul procedures for all available engine variants. Transmission: Service, repair, and rebuilding of automatic transmissions. Chassis Suspension: Front and rear suspension, steering system, wheel alignment, and driveline components. Brakes: Brake system diagnostics, repair, hydraulic components, ABS system servicing. Electrical System: Complete wiring diagrams, component testing, diagnostics of lighting, ignition, charging, starting, and accessory systems. Body And Interior: Body panel repair, interior trim removal and installation, climate control system, power accessories. Comfort Convenience: Climate control (HVAC), power seats, power windows, door locks, mirrors, audio system, and security systems. Procedures Included Maintenance: Routine scheduled maintenance, oil changes, filter replacements, fluid checks and changes, tune-ups. Repair: Step-by-step repair instructions for all major vehicle systems and components. Diagnostics: Factory-level diagnostic procedures, troubleshooting guides, and common fault identification. Rebuilds: Engine and transmission rebuild procedures with detailed specifications. Electrical Diagnostics: In-depth troubleshooting for electrical faults using wiring diagrams and component tests. Technical Depth Depth: OEM-level, comprehensive coverage suitable for professional technicians and advanced DIY enthusiasts. 📊 Manual Specifications File Format Compatibility: All Versions of Windows & Mac Requirements: Adobe PDF Reader & WinZip Print Quality Printability: Printable Organization Indexing: Neatly indexed and organised, categorised ⚙️ Engine Specifications Primary Engine Engine Options: 3.8L V6 (L36) and 3.8L Supercharged V6 (L67) Performance 3.8L V6 (L36) Approximate Horsepower: 205 hp 3.8L Supercharged V6 (L67) Approximate Horsepower: 240 hp 3.8L V6 (L36) Approximate Torque: 230 lb-ft 3.8L Supercharged V6 (L67) Approximate Torque: 280 lb-ft Fuel System Fuel Delivery: Sequential Multi-Port Fuel Injection (MFI) Engine Management Ignition System: Distributorless Ignition System (DIS) with Coil-on-Plug (COP) on some variants. 🔧 Transmission Standard Transmission Type: 4-Speed Automatic (4T60-E, 4T65-E) Features Shift Control: Electronic control with driver-selectable modes (e.g., Sport/Tour). Fluid Specifications Automatic Transmission Fluid Type: Dexron III (or equivalent) 📐 Dimensions Exterior Wheelbase: Approx. 110.5 inches Overall Length: Approx. 203.7 inches Overall Width: Approx. 74.5 inches Overall Height: Approx. 56.7 inches Weights Curb Weight: Approx. 3,800 - 4,000 lbs (varies by trim and options) Gross Vehicle Weight Rating Gvwr: Typically around 5,000 - 5,200 lbs 🛡️ Safety Features Ratings NHTSA Front Crash Test Rating: Typically 4-star (driver and passenger) for earlier models, potential for improvement in later years. Active Features Traction Control: Available Traction Control System (TCS) on most models. Anti Lock Brakes: Standard Anti-lock Braking System (ABS) on all wheels. Passive Features Airbags: Driver and front passenger airbags; available side airbags on later models. Seat Belts: Front and rear seat belts with pretensioners. 💡 Technology Features Infotainment Audio System: Factory-installed AM/FM stereo with cassette and CD player, optional premium sound systems (e.g., Bose). Climate Control: Automatic Climate Control (Dual Zone) with electronic sensors for precise temperature regulation. Driver Assistance Cruise Control: Standard cruise control. Parking Assist: Available Ultrasonic Rear Park Assist on some later models. 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 3,000-5,000 miles or 6 months,...