🏷️ Basic Information Identification Make: Subaru Model: WRX Generation: GC8 (Second Generation - Partial) Codes Chassis Code: GC8 (Specifically for the 1999-2000 model years which often represent the later stages of this generation before the GD generation) 👋 Introduction Market Position Positioning: Performance-oriented compact sedan, rallying heritage, enthusiast vehicle Competitive Analysis Competitors: Mitsubishi Lancer Evolution (though distinct generations overlap), Honda Civic Si, Volkswagen Golf GTI Key Features Drivetrain: Subaru's signature Symmetrical All-Wheel Drive system Engine: Turbocharged Boxer engine providing a low center of gravity and unique performance characteristics Handling: Renowned for its sharp handling and rally-bred agility 📋 Manual Details Coverage Areas Years Covered: 1999-2000 Page Count Estimated Page Count: Varies by specific edition and included content, but typically 1000+ pages for comprehensive workshop manuals. Manual Type Type: Workshop Service Repair Manual Language Language: English Format Format: Instant Download (Digital - typically PDF) 📖 Manual Coverage Systems Covered Powertrain: Engine (EJ20 Series Turbocharged Boxer), Transmission (Manual and Automatic), Drivetrain (Symmetrical All-Wheel Drive System) Chassis: Suspension (Front MacPherson strut, Rear Multi-link), Steering (Power Assisted Rack and Pinion), Brakes (Front Ventilated Discs, Rear Solid Discs, ABS) Electrical: Wiring Diagrams, Lighting, Ignition System, Starting and Charging System, Body Electronics, ECUs, Sensors Body: Exterior Body Panels, Interior Trim, HVAC, Safety Restraints (Airbags), Glass and Seals Procedures Included Maintenance: Scheduled Maintenance (Oil Changes, Filter Replacements, Tune-ups), Fluid Level Checks and Replacements Repair: Engine Rebuilding (Top-end, Bottom-end), Transmission Overhaul, Suspension Component Replacement, Brake System Repairs, Electrical Component Diagnosis and Replacement Troubleshooting: Diagnostic Procedures, Symptom-based Troubleshooting Guides, Fault Code Interpretation Diagnostics: OBD-II Scan Procedures, Sensor Testing, Actuator Testing Technical Depth Depth: Comprehensive (from basic fluid services to complete engine and transmission overhauls, including diagnostic procedures and wiring diagrams) 📊 Manual Specifications File Format File Format: PDF (Searchable text and high-resolution diagrams) Print Quality Quality: High-resolution, printable pages Binding Type Binding: N/A (Digital Download) Paper Type Paper: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Code: EJ205 (Common for the 2.0L Turbocharged Boxer in many markets for this period, though variations existed) Engine Type: Horizontally-opposed (Boxer) 4-cylinder, turbocharged, intercooled Displacement: 1994 cc (2.0 Liters) Performance Horsepower: Approximately 215-227 hp (depending on market and specific tune) Torque: Approximately 200-215 lb-ft (depending on market and specific tune) Fuel System Induction: Electronic Fuel Injection (EFI) with Multi-Point Injection (MPI) Fuel Type: Unleaded gasoline, Premium (91 octane or higher recommended) Engine Management ECU Type: Subaru Engine Control Unit (ECU), often programmable for tuning 🔧 Transmission Standard Type: 5-speed Manual Transmission (Synchro-mesh with close ratios) Optional Type: 4-speed Automatic Transmission (with lock-up torque converter) Features AWD System: Symmetrical All-Wheel Drive (Active Torque Split AWD for manual, Variable Torque Distribution for automatic) Fluid Specifications Manual Fluid Type: API GL-5, SAE 75W-90 Gear Oil (e.g., Subaru Extra-S or equivalent) Automatic Fluid Type: Subaru ATF-HP or equivalent Dexron III/Mercon compatible fluid 📐 Dimensions Exterior Length: Approx. 4410 mm (173.6 inches) Width: Approx. 1730 mm (68.1 inches) Height: Approx. 1430 mm (56.3 inches) Weights Curb Weight: Approx. 1350-1400 kg (2976-3086 lbs), depending on trim and transmission Wheelbase Wheelbase: Approx. 2510 mm (98.8 inches) Wheels Tires Wheel Size: 16 or 17 inches (standard on WRX models of this era) Tire Size: Typically 205/55R16 or 215/45R17 Bolt Pattern: 5x100mm 🛡️ Safety Features Ratings NHTSA Rating: N/A specific to this era and market; earlier GC chassis had mixed results in early crash tests. Active Features ABS: Standard Anti-lock Braking System (ABS) AWD: Symmetrical All-Wheel Drive for enhanced traction and stability Passive Features Airbags: Driver and Passenger Frontal Airbags Seatbelts: Three-point Inertial Reel Seatbelts with Pretensioners 💡 Technology Features Infotainment Audio System: Factory-installed AM/FM stereo with CD player (optional) and 4 or 6 speakers. Display: Basic digital clock and radio display. No integrated navigation or color screens. Driver Assistance Cruise Control: Standard cruise control Connectivity Bluetooth: Not available from factory. Aftermarket solutions are common. Ecu Tuning Tuning Potential: The EJ205 ECU is highly tunable, and this model is a popular platform for performance modifications. 🔧 Maintenance Service Intervals Oil Change Interval: Every 3,750 miles (6,000 km) or 6 months, whichever comes first, especially under severe driving conditions. Use of high-quality synthetic oil is recommended. Timing Belt Replacement: Typically every 90,000 miles (144,000 km) or 7 years, whichever comes first. Critical due to interference engine design. Fluid Specifications Engine Oil Capacity: Approx. 4.5 Liters (4.8 US Quarts) with filter. Check dipstick. Coolant Type: Subaru Super Coolant (Blue) or equivalent long-life ethylene glycol-based coolant Brake Fluid Type: DOT 3 or DOT 4 brake fluid Known Issues Head Gaskets: While more prevalent in naturally aspirated models or later generations, some EJ20 Turbo engines can experience head gasket issues. Regular maintenance and proper engine temperature management are key. Turbocharger Wear: Turbocharger can experience wear over time, especially if maintenance intervals are skipped or if oil is not changed regularly. Oil feed line issues can...