🏷️ Basic Information Identification Make: Buick Model: Park Avenue Year: 1994 Model Variant: Park Avenue Ultra (Supercharged) Codes Chassis Code: C-body 👋 Introduction Market Position Segment: Full-size Luxury Sedan Target Audience: Owners seeking to maintain and repair their vehicle, DIY enthusiasts, independent repair shops Competitive Analysis Key Competitors: Lincoln Continental, Cadillac Sedan de Ville/DTS, Chrysler LHS, Mercury Grand Marquis Key Features Manual Advantage: Provides detailed, step-by-step instructions with accompanying illustrations, enabling cost savings on repairs and maintenance. Vehicle Selling Points: Comfortable ride, spacious interior, quiet cabin, powerful engine options (especially Supercharged Ultra model). 📋 Manual Details Coverage Areas Primary Coverage: Complete Service and Repair Procedures Secondary Coverage: All Models, Engines, Trim, and Transmission Types Page Count Estimated Page Count: 1500-2000+ (Typical for complete workshop manuals of this era) Manual Type Type: Workshop Service Repair Manual Language Language: English Format Format: Digital Downloadable (PDF) 📖 Manual Coverage Systems Covered Engine: 3.8L V6 Naturally Aspirated (L36), 3.8L V6 Supercharged (L67) Transmission: 4-Speed Automatic (4T60-E, 4T65-E) Chassis: Suspension (Front Strut, Rear Coil Spring), Steering (Power Rack and Pinion), Brakes (Front Disc, Rear Drum/Disc) Electrical: Wiring Diagrams, Fuses, Relays, Lighting, Power Accessories, Ignition System, Starting System, Charging System Body: Body Panels, Doors, Hood, Trunk, Glass, Interior Trim, HVAC System Procedures Included Maintenance: Oil Changes, Filter Replacements, Fluid Checks and Top-offs, Spark Plug Replacement, Belts and Hoses Inspection Diagnostics: Troubleshooting Guides, Symptom-Based Diagnostics, OBD-II Code Interpretation Repair: Engine Overhaul, Transmission Rebuild, Brake System Repair, Suspension Component Replacement, Electrical Component Diagnosis and Repair Installation: Component Installation and Removal (e.g., Alternator, Starter, Radiator, Water Pump) Technical Depth Depth: Comprehensive (from basic maintenance to complete engine and transmission overhauls, including detailed diagnostic procedures) 📊 Manual Specifications File Format File Type: PDF Searchability: Searchable Text Print Quality Print Readability: High Quality, Printable Pages Binding Type Binding: N/A (Digital) Paper Type Paper Quality: N/A (Digital) ⚙️ Engine Specifications Primary Engine Engine 1 Description: 3.8L V6 (L36) Naturally Aspirated Engine 1 Displacement: 3800 cc (231 cu in) Engine 1 Horsepower: 205 hp @ 4400 rpm Engine 1 Torque: 230 lb-ft @ 3200 rpm Secondary Engine Engine 2 Description: 3.8L V6 (L67) Supercharged Engine 2 Displacement: 3800 cc (231 cu in) Engine 2 Horsepower: 240 hp @ 4400 rpm Engine 2 Torque: 280 lb-ft @ 3600 rpm Fuel System Fuel Delivery: Sequential Port Fuel Injection (SFI) Fuel Type: 87 Octane Unleaded (91 Octane Recommended for Supercharged) 🔧 Transmission Standard Transmission Type: 4-Speed Automatic Transmission Model: 4T60-E (L36), 4T65-E (L67) Features Shift Modes: Performance/Touring (P/T) switch Fluid Type: Dexron III Automatic Transmission Fluid (ATF) 📐 Dimensions Exterior Length: 207.1 inches Width: 74.4 inches Height: 55.4 inches Wheelbase: 110.8 inches Weights Curb Weight Base: 3750 lbs Curb Weight Ultra: 3950 lbs 🛡️ Safety Features Ratings NHTSA Frontal Impact Driver: 4-Star (1994 Model Year Data) NHTSA Frontal Impact Passenger: 4-Star (1994 Model Year Data) Active Features ABS: Standard (Anti-lock Braking System) Passive Features Airbags: Driver and Passenger Frontal Airbags Seatbelts: Frontal and Side-Impact Reinforcement 💡 Technology Features Infotainment Audio System: AM/FM Stereo with Cassette and CD Player (Optional) Climate Control: Automatic Climate Control (Optional Dual Zone) Driver Assistance Traction Control: Traction Control System (TCS) on Ultra models Cruise Control: Standard Electronic Cruise Control 🔧 Maintenance Service Intervals Oil Change Interval: 3,000-7,500 miles or 6-12 months (depending on oil type and driving conditions - refer to manual for specifics) Engine Coolant Flush: Every 30,000-50,000 miles or 2-4 years Transmission Fluid Change: Every 30,000-60,000 miles (refer to manual for specific recommendations) Fluid Specifications Engine Oil: SAE 5W-30 (API Certified, GM spec GM6046M) Coolant: GM Type II Antifreeze/Coolant (50/50 mix with distilled water) Power Steering Fluid: GM Power Steering Fluid (or equivalent) Known Issues Common Problem 1: Intake manifold gasket leaks (especially on L36 engines due to plastic design) Common Problem 2: Supercharger coupler failure (L67 engines) Common Problem 3: EGR valve issues leading to rough idle or stalling Common Problem 4: Window regulator failures 📚 Vehicle History Brand Heritage Buick Legacy: Long history of producing comfortable, well-appointed, and powerful American sedans. Model Evolution Previous Generation: Introduced as a redesign of the previous Park Avenue model, built on GM's G platform. Platform: GM C-body platform (shared with Oldsmobile Aurora, Cadillac Seville/Eldorado) Production Manufacturing Location: Detroit, Michigan, USA 🏆 Awards & Recognition Recognitions Car And Driver 10Best: Not typically listed for this specific model year, but the Park Avenue line often received positive reviews for comfort and value in its class.