🏷️ Basic Information Identification Make: Subaru Model: Impreza Year: 2007 Codes Chassis Code: GD/GG Engine Codes: EJ205 (turbo), EJ253 (non-turbo) 👋 Introduction Market Position Positioning: The 2007 Subaru Impreza represented Subaru's continuation of its rally-inspired compact car lineage, offering AWD as standard and a blend of practicality with performance, particularly in the WRX and STI variants. Competitive Analysis Competitors: Competed against vehicles like the Mitsubishi Lancer Evolution, Honda Civic Si, Volkswagen GTI, Mazda3, and Ford Focus. Key Features Vehicle Features: Symmetrical All-Wheel Drive, Boxer engine configuration, agile handling, turbocharged performance (WRX/STI models), practical hatchback and sedan body styles. Manual Benefit Benefit To Owner: Empowers owners to perform maintenance, diagnose issues, and complete repairs themselves, saving significant costs compared to dealership servicing and ensuring proper vehicle upkeep. 📋 Manual Details Coverage Areas Coverage Summary: Comprehensive service and repair for all major systems of the 2007 Subaru Impreza, including engine (turbo and non-turbo), transmission, chassis, body, and electrical systems. Page Count Estimated Page Count: Likely 1500-2500+ pages (typical for a complete factory service manual) Manual Type Type: Factory Service Repair Manual Language Language: English Format Format: PDF 📖 Manual Coverage Systems Covered Engine Systems: General engine operation, STi engine (EJ205), H4SO Engine (EJ253 non-turbo), H4DOTC Engine (EJ205 turbo), lubrication, cooling, fuel, ignition, exhaust, emissions, engine management (ECU). Drivetrain Systems: Transmission (manual and automatic), clutch, driveshafts, differentials, AWD system (Symmetrical All-Wheel Drive). Chassis Systems: Suspension (front and rear), steering system, brakes (front and rear disc, ABS), wheels, tires. Body Systems: Body construction, exterior trim, interior trim, doors, windows, locks, glass, bumpers, seats, HVAC (heating, ventilation, and air conditioning). Electrical Systems: Wiring diagrams, electrical components, lighting, starting and charging system, fuses, relays, power distribution, body electrical, instrument panel, audio system, power accessories. Procedures Included Maintenance Procedures: Scheduled maintenance, oil changes, filter replacements, fluid checks and top-offs, spark plug replacement, belt inspection and replacement, brake fluid flush, coolant flush. Diagnostic Procedures: Troubleshooting guides, symptom-based diagnostics, OBD-II diagnostics, component testing, fault code interpretation. Repair Procedures: Detailed step-by-step repair instructions for all major components and systems, including engine overhauls, transmission rebuilds, suspension and brake component replacement, body panel repair, electrical system diagnostics and repair. Technical Specifications: Torque specifications, clearances, fluid capacities, electrical specifications, diagnostic data. Technical Depth Depth: Comprehensive from basic maintenance to advanced engine and transmission rebuilds. Includes detailed diagnostics and wiring diagrams. Suitable for DIY enthusiasts and professional mechanics. 📊 Manual Specifications File Format Format: PDF (Portable Document Format) Print Quality Quality: High resolution, designed for clear printing of text and diagrams. Binding Type Binding: Digital download (printable, can be burned to CD) Paper Type Paper Type Recommendation: Recommended for printing on standard printer paper or cardstock for durability in a workshop environment. ⚙️ Engine Specifications Primary Engine Engine Type: Horizontally-opposed (Boxer), 4-cylinder Displacement: 2.5 Liters (EJ253 - non-turbo), 2.0 Liters (EJ205 - turbo, WRX/STI) Performance Horsepower Non Turbo: Approximately 170-175 hp (EJ253) Torque Non Turbo: Approximately 166-170 lb-ft (EJ253) Horsepower Turbo: Approximately 224 hp (WRX - EJ205), 305 hp (STI - EJ257) Torque Turbo: Approximately 226 lb-ft (WRX - EJ205), 350 lb-ft (STI - EJ257) Fuel System Fuel Delivery: Multi-point fuel injection (MPI) Fuel Type: Unleaded gasoline (91 octane or higher recommended for turbo models) 🔧 Transmission Standard Transmission Type: 5-speed manual transmission (standard on most models), 4-speed automatic transmission (optional) Optional Optional Transmission Type: 4-speed automatic transmission Features AWD System: Symmetrical All-Wheel Drive with viscous coupling center differential (manual) or electronically controlled multi-plate transfer clutch (automatic). 📐 Dimensions Exterior Wheelbase: Approximately 103.5 inches Length Sedan: Approximately 177.7 inches Length Hatchback: Approximately 173.8 inches Width: Approximately 68.1 inches Height: Approximately 56.1 inches (sedan), 55.9 inches (hatchback) Weights Curb Weight: Varies by trim and configuration, typically 3000-3300 lbs 🛡️ Safety Features Ratings NHTSA Front Impact: 5-star driver, 4-star passenger (Sedan) NHTSA Side Impact: 5-star (front and rear) Active Features ABS: Standard Anti-lock Braking System Traction Control: Standard Traction Control System (TCS) Stability Control: Electronic Stability Control (VDC - Vehicle Dynamics Control) available on higher trims. Passive Features Airbags: Front dual-stage airbags, front side-impact airbags, side-curtain airbags (available/standard on some trims). 💡 Technology Features Infotainment Audio System: Factory AM/FM/CD player, optional satellite radio, and premium audio systems available. Navigation: Optional factory GPS navigation system available on select trims. Driver Assistance Cruise Control: Standard cruise control. Climate Control: Manual climate control standard, automatic climate control available on higher trims. Connectivity Auxiliary Input: Auxiliary audio input jack often available on factory head units. 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 3,000-5,000 miles or 6 months, depending on driving conditions. Refer to manual for exact intervals. Transmission Fluid Change: Manual transmission: Check periodically, change fluid every 30,000-60,000 miles. Automatic transmission: Check periodically, change fluid and filter every 30,000-50,000 miles. Refer to manual for exact intervals. Coolant Replacement: Typically every 30,000-50,000 miles or 2-3 years. Fluid Specifications Engine...