🏷️ Basic Information Identification Make: Citroën Model: GS / GSA Production Years: 1970-1986 Codes Chassis Code Gs: U Chassis Code Gsa: DV 👋 Introduction Market Position Positioning: A comprehensive digital resource for owners and professionals working on Citroën GS and GSA models, offering an affordable and accessible alternative to original factory documentation. Competitive Analysis Competitors: This manual competes with physical factory service manuals, Haynes/Chilton style guides, and other digital workshop manuals for the same vehicle range. Its primary advantage is its digital format, instant access, and potentially lower cost. Key Features Features: Instant download, low price, great quality, comprehensive coverage of all GS/GSA models from 1971-1985, detailed technical data, diagrams, and troubleshooting information. 📋 Manual Details Coverage Areas Covered Models: Citroën GS and GSA all models Covered Years: 1971-1985 Page Count Estimated Pages: Hundreds or thousands (printable) Manual Type Type: Workshop Service Repair Manual Language Language: English Format Format: PDF 📖 Manual Coverage Systems Covered Powertrain: Engine Service/Repair, Transmission Service/Repair, Differential/Drive, Axle Chassis And Suspension: Suspension, Steering, Brake System, Chassis/Body Electrical And Ancillary Systems: Electrical System, Wiring Diagram, Cooling System, Fuel System, Fuel Injection, Emission System, Heater/Air Conditioner, Engine Control System Interior And Body: Interior, Restraint System Procedures Included Routine Maintenance: General Maintenance, Periodic Lubrication, Maintenance Check List, Maintenance Chart Troubleshooting And Repair: Troubleshooting, Engine Repair, Transmission Repair, Brake System Repair, Electrical System Repair, Suspension Repair, Steering Repair, Cooling System Repair, Fuel Injection Repair, Fuel System Repair, Emission System Repair, HVAC Repair, Engine Control System Repair, Chassis/Body Repair, Interior Repair, Differential/Drive Repair, Axle Repair Technical Data And Diagrams: Technical Data, Circuits, Diagrams, Datasheets Technical Depth Depth: Comprehensive factory-level detail suitable for technicians and mechanics, including component-level repair and diagnostics. 📊 Manual Specifications File Format File Types: Primarily PDF; larger manuals may require unzipping (WinZip compatibility mentioned). Print Quality Quality: GREAT QUALITY, printable pages. Binding Type Binding: Digital Download (Not Applicable) Paper Type Paper: Digital (Not Applicable) ⚙️ Engine Specifications Primary Engine Engine Type Gs: Air-cooled, flat-four (boxer) Engine Displacement Gs: 1015 cc (1.0L) initially, later variants included 1124 cc (1.1L), 1222 cc (1.2L), and 1299 cc (1.3L) for GSA. Performance Typical Horsepower: Varies by engine: approx. 56-70 hp for GS, 65-75 hp for GSA, depending on specific engine and tuning. Fuel System Fuel Delivery Gs: Carbureted (e.g., Solex, Weber) for most GS models. GSA models often featured fuel injection (e.g., Bosch L-Jetronic) on higher trims or later production. Cooling System Cooling Method: Air-cooled 🔧 Transmission Standard Transmission Type: 4-speed manual transaxle standard on most GS models. 5-speed manual became more common on GSA and later GS variants. Optional Automatic Transmission: Citroën's Hydropneumatic transmission with semi-automatic gear selection was an option on some models, although less common than the manual. Features Drive Layout: Front-wheel drive (FWD) Clutch Type: Dry single plate clutch 📐 Dimensions Exterior Body Styles: 2-door sedan, 4-door sedan, 5-door estate (Break/Kombi). Length Gs Sedan: Approximately 4.02 meters (158 inches). Wheelbase: Approximately 2.48 meters (97.6 inches). Weights Curb Weight Gs: Approximately 960-1050 kg (2116-2315 lbs) depending on body style and equipment. Gross Vehicle Weight: Typically around 1400 kg (3086 lbs). 🛡️ Safety Features Ratings Crash Test Era: Vehicles from this era generally did not undergo standardized crash testing as rigorously as modern vehicles. Safety features were more rudimentary. Active Features Braking System: Front disc brakes, rear drum brakes. Some models may have featured advanced brake pressure regulators. Passive Features Seatbelts: Front seatbelts were standard, rear seatbelts often optional. Lap belts or three-point belts depending on year and market. Body Structure: Designed with a focus on crumple zones, although less sophisticated than modern designs. 💡 Technology Features Infotainment Radio: Factory-fitted radios were typically AM/FM or FM stereo, often with manual tuning and basic speaker systems. Dashboard Design: The GSA featured a distinctive 'asteroid' dashboard with rocker switches and a unique instrument cluster. The GS had a more conventional, but still modern for its time, dashboard. Driver Assistance ABS: Anti-lock Braking System (ABS) was not a standard or commonly available option on these models during their primary production runs. Connectivity Connectivity Features: No modern connectivity features like Bluetooth or USB ports were available. This era of vehicles focused on mechanical and functional design. 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 5,000 - 7,500 km (3,000 - 4,500 miles) or annually, depending on driving conditions and specific engine recommendations. The manual would provide precise intervals. Tune Up Interval: Spark plug replacement, ignition timing adjustment, and carburetor adjustments would be recommended at intervals such as 10,000 - 20,000 km (6,000 - 12,000 miles). Fluid Specifications Engine Oil Type: Typically multi-viscosity oils like 10W-40 or 20W-50, depending on ambient temperature. Specific API service classifications would be detailed in the manual. Hydropneumatic Fluid: Citroën's LHS 2 or LHM (Mineral Oil) for hydraulic suspension and brake systems, depending on the specific model year and...