Target Audience:
DIY enthusiasts, independent mechanics, and Citroën GS owners seeking comprehensive repair knowledge.
Value Proposition:
Provides essential information for maintaining and repairing a classic vehicle, saving on professional labor costs.
Independence From Mechanics:
Empowers owners to perform repairs themselves with confidence.
Cost Savings:
Enables significant savings on maintenance and repair bills.
Knowledge Acquisition:
Facilitates a deep understanding of the vehicle's intricacies.
Engine Service Repair:
Detailed procedures for disassembly, assembly, diagnostics, and repair of all engine variants.
Transmission Service Repair:
Includes manual and potentially automatic transmission service, clutch replacement, and driveline components.
Brake System:
Complete coverage of hydraulic systems, disc/drum brakes, parking brake, and fluid specifications.
Electrical System:
Wiring diagrams, component testing, fuse/relay identification, and troubleshooting of electrical circuits.
Suspension:
Detailed information on the innovative hydropneumatic suspension system, including maintenance and repair.
Steering:
Service and repair procedures for the steering column, rack and pinion, and associated components.
Cooling System:
Radiator, fan, thermostat, coolant types, and system maintenance.
Fuel System:
Carburetor (various models) or fuel injection system service, fuel pump, lines, and tank maintenance.
Emission Control System:
Information on emission control devices and troubleshooting related to emissions.
Chassis Body:
Body repair, chassis structural components, doors, windows, and interior trim.
Restraint System:
Seat belt operation and maintenance.
Axle:
Front-wheel drive axle assembly service and repair.
General Maintenance:
Routine checks, fluid changes, filter replacements, lubrication.
Troubleshooting:
Diagnostic guides for common problems and systematic fault finding.
Disassembly Reassembly:
Step-by-step instructions for component removal and installation.
Refurbishment Renovation:
Guidance on restoring components and systems.
Diagnostic Capabilities:
Covers basic to advanced diagnostics for mechanical and electrical issues.
Rebuild Procedures:
Includes detailed instructions for engine, transmission, and other major component rebuilds.
Wiring Diagrams:
Detailed electrical wiring diagrams for all vehicle systems, essential for diagnostics and repairs.
Engine Family:
Flat-four (Boxer) air-cooled
Initial Displacement:
1015 cc
Later Displacements:
1124 cc, 1220 cc, 1299 cc (GSA)
Horsepower Range:
Approximately 55-70 bhp depending on engine variant.
Torque Characteristics:
Linear torque delivery optimized for its class.
Carburetion:
Typically Solex or Weber downdraft carburetors (specific models vary by year and market).
Fuel Injection:
Introduced on later GSA models.
Crash Test Data:
Limited contemporary data available; emphasis on structural integrity for its era.
Braking System:
Inboard front disc brakes for reduced unsprung weight, rear drum brakes.
Seatbelts:
Standard fitment, often three-point front belts.
Oil Change Interval:
Typically every 5,000 - 7,500 km or annually (refer to specific manual for exact intervals).
Suspension Fluid Check:
Regular checks recommended for hydropneumatic fluid levels and condition.
Engine Oil:
API SF/CD or equivalent, viscosity typically 10W-40 or 20W-50 (air-cooled engine specific).
Hydropneumatic Fluid:
Citroën LHM Plus (or equivalent mineral oil-based hydraulic fluid).
Brake Fluid:
DOT 3 or DOT 4 (refer to manual for specific requirements).
Hydropneumatic Suspension Leaks:
Common due to aging seals and hoses, requiring careful diagnosis and replacement.
Carburetor Tuning:
Requires periodic adjustment for optimal performance and emissions.
Rust And Corrosion:
As with many cars of this era, bodywork can be susceptible to rust, particularly in sills and wheel arches.
Citroen Design Philosophy:
Known for innovative and often avant-garde automotive engineering, particularly in suspension and aerodynamics.
Gs Introduction:
Launched in 1970, it was a revolutionary car for its time, bridging the gap between the small Ami 8 and the larger DS.
Gsa Development:
The GSA, introduced in 1980, featured revised styling (especially the front end), improved interior, and powertrain updates.
Production Period:
1970-1986 (GS and GSA)
Manufacturing Location:
France