Market Position:
The Citroën GS/GSA was a distinctive and innovative family car, often positioned as a more comfortable and technologically advanced alternative to conventional rivals of its era. It was known for its advanced Hydropneumatic suspension and aerodynamic styling.
Unique Selling Proposition:
The manual provides access to the same high-quality, detailed information used by professional Citroën technicians, enabling enthusiasts to perform complex repairs and maintenance with confidence.
Competitive Analysis:
Competed with vehicles like the Ford Escort, Opel Kadett, Volkswagen Golf, and Renault 12/14. Its unique suspension and hatchback practicality set it apart.
Key Features:
Hydropneumatic suspension, aerodynamic 'fastback' styling, spacious interior for its size, efficient engines (for the era), and the GSA's updated interior and dashboard with a single-spoke steering wheel.
Coverage Areas:
All Models, Engines, Trim Levels, Transmission Types
Page Count:
Not specified, but described as 'hundreds of pages'
Manual Type:
Workshop Repair Service Manual
Manual Source:
Original Manufacturer (Citroën) or equivalent professional workshop manual.
Systems Covered:
General Maintenance, Troubleshooting, Engine Service/Repair, Transmission Service/Repair, Brake System, Wiring Diagram, Electrical System, Suspension, Periodic Lubrication, Steering, Cooling System, Fuel Injection/Fuel System, Emission System, Heater/Air Conditioner, Engine Control System, Chassis/Body, Restraint System, Interior, Differential/Drive, Axle
Suspension Details:
Comprehensive coverage of the Hydropneumatic system, including sphere replacement, fluid checks, pressure regulation, and hydraulic pump operation.
Engine Control System:
Information on ignition timing, carburettor adjustments, and emission control systems relevant to the period.
Procedures Included:
Detailed substeps, notes, cautions, warnings, numbered instructions, diagnosis, repair, maintenance, disassembly, assembly, cleaning, reinstalling, electrical service procedures
Engine Repair Procedures:
Detailed steps for engine disassembly, reassembly, cylinder head work, piston and con-rod replacement, valve timing, and cooling system maintenance.
Transmission Repair Procedures:
Complete guide to manual and automatic transmission overhaul, clutch replacement, gear selection mechanisms, and drive axle maintenance.
Brake System Procedures:
Service and repair of front and rear disc brakes, hydraulic lines, master cylinder, and brake booster.
Fuel System Procedures:
Carburetor service, fuel pump operation, fuel filter replacement, and fuel line diagnostics.
Technical Depth:
Professional technician level, comprehensive diagnostic, repair, and maintenance information
Electrical System Diagnostics:
In-depth troubleshooting for the entire electrical system, including starter, alternator, ignition, lighting, and accessory circuits, supported by detailed wiring diagrams.
Chassis And Body Repair:
Guidance on body panel repair, chassis lubrication, door and window mechanisms, and interior trim replacement.
Engine Type:
Air-cooled, flat-four (boxer)
Displacement:
1220 cc (GS), 1299 cc (GSA 1.3), 1124 cc (GS Special)
Horsepower:
Approx. 55-65 hp depending on engine variant
Torque:
Not explicitly stated in product info, but typical for its class and era.
Engine Configuration:
Horizontally opposed, air-cooled, OHV
Fuel System:
Carbureted (twin choke typically)
Service Intervals:
Refer to manual for specific intervals (typically oil changes every 5,000-7,500 km, major services at 30,000-40,000 km).
Engine Oil:
Refer to manual for specific viscosity (e.g., 10W-40, 15W-50 common for air-cooled engines of the era).
Coolant:
N/A (Air-cooled engine)
Brake Fluid:
DOT 3 or DOT 4 (refer to manual for exact specification)
Hydropneumatic Fluid:
LHM (Citroën's Hydraulic Mineral Fluid) - Critical for suspension system.
Gearbox Oil:
Refer to manual for specific GL-4 or GL-5 specification and viscosity grade.
Cooling System Fluid:
N/A (Air-cooled)
Known Issues:
Hydropneumatic suspension spheres can lose pressure, potential for rust on bodywork, aging electrical components, camshaft wear (especially early models).
