🏷️ Basic Information Identification Make: Citroen Model: GS / GSA Production Years Covered: 1971-1985 Vehicle Type: Compact Family Car Codes Internal Project Code: Project D 👋 Introduction Market Position Vehicle Segment: Compact Family Car Design Philosophy: Innovative, aerodynamic, and practical design characteristic of Citroen. Competitive Analysis Key Competitors: Renault 12, Peugeot 304/305, Ford Escort, Fiat 128, Opel Kadett. Key Features Hydropneumatic Suspension: Self-leveling hydropneumatic suspension providing exceptional ride comfort and handling. Aerodynamic Styling: Sleek, low-drag coefficient bodywork for improved fuel efficiency and stability. Interior Space: Generous cabin space and a practical hatchback design for its class. 📋 Manual Details Coverage Areas Primary Coverage: Citroen GS & GSA Models Specific Model Years: 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985 Page Count Estimated Page Count: Comprehensive (Exact number not specified, but described as 'very detailed' and 'full') Manual Type Manual Classification: Full Service Repair Manual Target Audience: Professional Technicians and DIY Mechanics Language Language: English Format File Format: PDF Delivery Method: Instant Download 📖 Manual Coverage Systems Covered Engine Overhaul: Detailed procedures for repair, rebuilding, and refurbishment of all engine variants. Transmission Service: Coverage for manual and potentially automatic transmissions (if applicable to the range), including repair and adjustment. Suspension System: In-depth explanation of Citroen's hydropneumatic suspension, including maintenance, repairs, and adjustments. Braking System: Detailed coverage of hydraulic and brake component servicing, including discs and drums. Electrical System: Comprehensive diagnostics, troubleshooting, and repair procedures, integrated with detailed wiring diagrams. Fuel System: Repair and maintenance of carburettor (or potentially early injection) systems, fuel lines, and pump. Cooling System: Service procedures for the engine cooling system, including radiator and fan operation. Exhaust System: Information on exhaust system components, maintenance, and replacement. Body And Chassis: Procedures for bodywork, panel repair, and chassis maintenance. Steering System: Maintenance and repair of the steering mechanism. Body Panel Alignment: Information on door, bonnet, and tailgate fitment and adjustment. Lighting System: Headlights, taillights, interior lighting servicing and repair. Procedures Included Routine Maintenance: Includes service schedules, fluid changes, filter replacements, and general upkeep. Diagnostic Procedures: Detailed fault finding and troubleshooting for mechanical and electrical issues. Repair Procedures: Step-by-step guidance for virtually all repair tasks, from minor adjustments to major overhauls. Rebuilding Procedures: Comprehensive instructions for engine, transmission, and other component rebuilds. Refurbishment And Restoration: Guidance suitable for bringing vehicles back to original or excellent condition. Electrical Troubleshooting: Specific focus on diagnosing and repairing electrical faults with integrated wiring diagrams. Troubleshooting Guides: Specific sections dedicated to identifying and resolving common problems. Wiring Diagrams: Detailed electrical schematics for comprehensive diagnosis and repair of the electrical system. Component Disassembly Reassembly: Step-by-step guidance for removing, servicing, and reinstalling individual parts. Technical Depth Depth Level: Professional Technician Level Applicability For Diy: Suitable for experienced DIY mechanics due to detailed step-by-step instructions. 📊 Manual Specifications File Format Compatibility: All Versions of Windows & Mac Digital Rights: Permits saving to hard drive and burning to CD-ROM. Print Quality Printability: Full Printable Binding Type Binding Style: N/A (Digital PDF Format) Paper Type Paper Quality: N/A (Digital PDF Format) Software Requirements Reader Requirement: Adobe PDF Reader Archive Requirement: WinRAR (for potential zipped files) ⚙️ Engine Specifications Primary Engine Engine Type Gs: Air-cooled, flat-four (boxer) engine Engine Displacement Gs: 1015 cc (early GS), 1222 cc (later GS), 1299 cc (GS Club/Pallas) Engine Type Gsa: Air-cooled, flat-four (boxer) engine Engine Displacement Gsa: 1299 cc, 1360 cc (GSA X1/X3) Performance Horsepower Gs 1015Cc: Approx. 56 hp (DIN) Horsepower Gs 1222Cc: Approx. 60 hp (DIN) Horsepower Gs 1299Cc: Approx. 65 hp (DIN) Horsepower Gsa 1299Cc: Approx. 65 hp (DIN) Horsepower Gsa 1360Cc: Approx. 71 hp (DIN) Fuel System Fuel Induction Early: Solex twin-choke carburettor (e.g., 34 PICS) Fuel Induction Later: Solex or Zenith twin-choke carburettor Fuel Type: Unleaded Petrol (for later models, leaded for earlier) 🔧 Transmission Standard Transmission Type Gs: 4-speed Manual Transaxle Optional Transmission Type Optional: Citroen CX-derived 3-speed Automatic (rarely fitted) Features Clutch Type: Single dry plate, hydraulically actuated 📐 Dimensions Exterior Body Styles: 5-door Hatchback (GS), 5-door Hatchback (GSA - revised tailgate) Wheelbase: Approx. 2670 mm (105.1 in) Weights Kerb Weight Approx: 970 - 1050 kg (depending on variant) 🛡️ Safety Features Ratings Crash Test Era: Vehicles from this era predated standardized modern crash testing (e.g., Euro NCAP). Active Features Braking System Type: Front disc brakes, rear drum brakes. Suspension Stability: Hydropneumatic suspension contributes to stable handling and road holding. Passive Features Seatbelts: Standard fitment (often front only initially, later models with rear). 💡 Technology Features Infotainment Radio System: Factory fitted or dealer option AM/FM radio, often with a single speaker. Dashboard Design Gsa: The GSA featured a distinctive 'joystick' style steering wheel and a pod-like dashboard with toggle switches and integrated gauges. Driver Assistance Power Steering: Available on higher trim levels or later models, often a slower-ratio system. 🔧 Maintenance Service...