🏷️ Basic Information Identification Make: Opel Model: Calibra Production Years Covered By Manual: 1988-1995 Market Segment: Compact Sports Coupe Codes Platform: GM 5800 👋 Introduction Market Position Positioning Statement: The Opel Calibra was positioned as a stylish and aerodynamic 2+2 coupe, designed to be a more practical and affordable alternative to premium sports coupes of its era. It aimed to blend sporty performance with everyday usability. Competitive Analysis Key Competitors: Ford Probe, Toyota Celica, Honda Prelude, Mitsubishi Eclipse/Galant VR-4, Mazda MX-6. Key Features Aerodynamic Design: Renowned for its exceptionally low drag coefficient (Cd 0.26), contributing to fuel efficiency and high-speed stability. Styling: Distinctive wedge shape, frameless door glass, and integrated body kit provided a futuristic and sporty appearance. Platform Sharing: Utilized the GM 'T' platform, sharing components with the Opel Vectra (Vauxhall Cavalier in the UK). 📋 Manual Details Coverage Areas General Maintenance: True Troubleshooting: True Engine Service Repair: True Transmission Service Repair: True Brake System: True Wiring Diagrams: True Electrical System: True Suspension: True Periodic Lubrication: True Steering: True Cooling System: True Fuel Injection Fuel System: True Emission System: True Engine Control System: True Chassis Body: True Restraint System: True Axle: True Page Count Estimated Pages: Varies by specific edition, typically 1000+ Manual Type Type: Service and Repair Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine Mechanical: Complete disassembly, inspection, repair, and reassembly of all engine components, including cylinder head, block, pistons, crankshaft, camshafts, valvetrain. Engine Management: Detailed diagnostics and repair procedures for fuel injection systems (e.g., Bosch Motronic), ignition systems, emission control systems, and engine control units (ECU). Drivetrain: Service and repair of manual and automatic transmissions, clutch systems, driveshafts, CV joints, and differentials. Braking System: Comprehensive coverage of hydraulic brake systems, including ABS (where applicable), brake fluid specifications, caliper/cylinder overhaul, pad/disc replacement, and bleeding procedures. Suspension Steering: Repair and alignment procedures for front and rear suspension (e.g., MacPherson struts, multi-link rear), power steering systems, steering rack and column. Electrical And Electronics: Detailed wiring diagrams, component location, diagnostic procedures for lighting, power windows, central locking, instrument cluster, audio systems, and ECU diagnostics. Body And Chassis: Body panel repair, door mechanisms, window regulators, convertible top mechanisms (if applicable), frame straightening, rust prevention, and underbody protection. HVAC System: Refrigerant handling, component replacement (compressor, condenser, evaporator), leak detection, and troubleshooting for heating and air conditioning. Restraint Systems: Information on airbags and seatbelt pre-tensioners, including safety precautions during servicing. Procedures Included Scheduled Maintenance: Detailed intervals and procedures for oil changes, filter replacements, spark plugs, coolant flushes, brake fluid changes, and belt replacements. Diagnostics: Systematic troubleshooting guides for common and complex issues, including symptom analysis and diagnostic flowcharts. Repair And Rebuild: Step-by-step instructions for component removal, repair, installation, and adjustment for nearly all vehicle systems. Adjustments: Procedures for adjusting brakes, clutch, parking brake, idle speed, and suspension geometry. Special Tools: Identification and usage instructions for special tools required for specific repair procedures. Technical Depth Depth Of Information: Comprehensive from basic maintenance to complete engine and transmission overhauls. Includes detailed torque specifications, tolerances, and diagnostic data. 📊 Manual Specifications File Format File Type: PDF (Portable Document Format) Print Quality Searchability: Typically text-searchable, allowing for quick information retrieval. Image Clarity: Illustrations and diagrams are generally clear and detailed for a digital format. Binding Type Binding: N/A (Digital Download) Paper Type Paper Quality: N/A (Digital Download) Software Requirements Required Software: Adobe Acrobat Reader (or compatible PDF viewer), WinZip (or compatible archive utility). ⚙️ Engine Specifications Primary Engine Engine Options: 1.8L C18XE/C18XEL (85kW/115hp), 2.0L C20NE (85kW/115hp), 2.0L C20XE (110kW/150hp), 2.0L X20XEV (100kW/136hp), 2.5L C25XE/X25XE (125kW/170hp V6). Performance Power Delivery: Focus on smooth power delivery, with the V6 offering significantly stronger acceleration and a more refined note. Fuel System Fuel Injection Type: Multi-point Fuel Injection (MPI) for most variants, supported by Bosch Motronic engine management systems. Engine Codes Common Codes: C18XE, C20NE, C20XE, X20XEV, C25XE, X25XE. 🔧 Transmission Standard Manual Transmission: F16, F18, F20 manual gearboxes (5-speed). Optional Automatic Transmission: AW03-71LE (4-speed automatic, typically with 2.0L engines). Features Gearbox Oil Specification: Refer to manual for specific GL-4 or GL-5 gear oil, viscosity dependent on temperature (e.g., SAE 75W-90, SAE 75W-85). 📐 Dimensions Exterior Length: 4482 mm (176.5 in) Width: 1784 mm (70.2 in) Height: 1320 mm (52.0 in) Wheelbase: 2600 mm (102.4 in) Weights Curb Weight: Approx. 1250-1450 kg (2755-3197 lbs), varies by engine and equipment. 🛡️ Safety Features Ratings Euro Ncap Rating: Not directly applicable as Euro NCAP testing standards evolved significantly during its production run. However, considered safe for its era. Active Features ABS: Available on higher trims and later models. Passive Features Airbags: Driver airbag standard on later models, passenger airbag optional. Seatbelts: Front seatbelt pre-tensioners. 💡 Technology Features Infotainment Audio System: Factory fitted radio-cassette players, often with CD compatibility as an option. Speaker systems varied by trim level....