🏷️ Basic Information Identification Make: Opel/Vauxhall Model: Calibra Year: 1991 Market: European (Opel branding) / UK (Vauxhall branding) Codes Chassis Code: Type 5000 / Manta M 👋 Introduction Market Position Design Philosophy: Aerodynamic sports coupe, designed to compete with established Japanese and German sports coupes of the era. Competitive Analysis Key Competitors: Toyota Celica, Mitsubishi Eclipse, Honda Prelude, Ford Probe, BMW E30/E36 Coupe, Mercedes-Benz W201/W124 Coupe. Key Features Aerodynamics: Exceptional drag coefficient (Cd of 0.26), one of the lowest for a production car at the time, contributing to high top speeds and fuel efficiency. Styling: Distinctive wedge shape, integrated bumpers, large glasshouse, and Kamm-tail rear end. Performance Variants: Available with various engine options, including the powerful 2.0L 16V (C20XE), 2.5L V6 (C25XE), and later the 2.0L Turbo (C20LET) in the 'Cali-B' and 'Cali-GSI' editions. 📋 Manual Details Coverage Areas Product Name: Opel Vauxhall Calibra 1991 Repair Service Manual Description: Service Manual Repair PDF Download Page Count Page Count Estimate: Extensive (typical factory service manuals for this era range from 500-1500 pages, specific count not provided) Manual Type Manual Type: Repair Service Manual / Workshop Manual Language Language: English Format File Format: PDF Delivery Method: Instant Download Requirements Software Requirements: Adobe PDF Reader, WinZip Operating System Compatibility: All Versions of Windows & Mac 📖 Manual Coverage Systems Covered Engine Systems: Engine overhaul, tuning, fuel injection, ignition, cooling, lubrication, exhaust Transmission Systems: Manual and Automatic transmission service, repair, and overhaul Drivetrain Systems: Front-wheel drive, all-wheel drive (including Haldex system for 4x4 variants), driveshafts, differentials Braking Systems: Hydraulic system, ABS (Anti-lock Braking System), brake pad/disc replacement, caliper overhaul Steering Suspension Systems: Power steering, suspension components (struts, springs, bushings), alignment specifications Electrical Systems: Wiring diagrams, battery, charging system, lighting, starter, fuse box, ECU diagnostics Body And Chassis: Body panel repair, interior trim, glass replacement, chassis lubrication HVAC Systems: Heating, Ventilation, and Air Conditioning system service and repair Procedures Included Maintenance Procedures: Scheduled maintenance, oil changes, filter replacements, fluid checks, tune-ups Disassembly Assembly: Step-by-step procedures for component removal and installation Cleaning Reinstallation: Specific instructions for cleaning and properly reassembling parts Troubleshooting Diagnostics: Guidance for identifying and resolving common problems and fault codes Repair Procedures: Detailed instructions for repairing various vehicle components Technical Depth Technical Depth: Comprehensive; suitable for professional technicians and advanced DIYers with basic mechanical and electrical knowledge 📊 Manual Specifications File Format File Format Type: PDF Print Quality Printable Specification: Full Printable Zoom Capability: YES Binding Type Binding Type: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Code Common: C20NE (2.0L SOHC 8V) Engine Displacement Common: 1998 cc Horsepower Common: 115 PS (113 bhp; 85 kW) Torque Common: 170 Nm (125 lb-ft) @ 2800 rpm Performance Performance Engine 2.0 16V: C20XE, 1998cc, 150 PS (148 bhp; 110 kW), 196 Nm (145 lb-ft) Performance Engine 2.5 V6: C25XE, 2498cc, 170 PS (168 bhp; 125 kW), 227 Nm (167 lb-ft) Fuel System Fuel Injection System: Bosch Motronic (specific version varies by engine) Fuel Type: Unleaded Petrol (95 RON recommended, 98 RON for higher performance variants) 🔧 Transmission Standard Standard Transmission: 5-speed Manual Optional Optional Transmission: 4-speed Automatic Features AWD System: Optional four-wheel drive system (based on Haldex clutch technology) available on some models, particularly 2.5 V6 and later 2.0 Turbo variants. 📐 Dimensions Exterior Length: 4460 mm (175.6 in) Width: 1710 mm (67.3 in) Height: 1320 mm (52.0 in) Wheelbase: 2530 mm (99.6 in) Weights Kerb Weight Approx: 1350 - 1450 kg (depending on engine and transmission) Cargo Boot Capacity: 340 litres 🛡️ Safety Features Ratings Safety Standard: Early 1990s safety standards, generally good for its time but lacks modern advanced safety features. Active Features ABS: Optional ABS (Anti-lock Braking System) on many models. Passive Features Airbags: Driver airbag typically optional or standard on higher trims in later production years, passenger airbag rare for 1991. Seatbelts: Pre-tensioned front seatbelts. 💡 Technology Features Infotainment Audio System: Factory fitted radio/cassette players, often with amplifier units and basic equalizer functions. Optional CD players available. Driver Assistance Cruise Control: Available as an option on higher trim levels and with certain engine variants. Connectivity Interior Features: Electric windows (front), central locking, electrically adjustable mirrors (optional). Heated seats and leather upholstery available on higher trims. 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 10,000 km (6,000 miles) or 12 months, whichever comes first. (Refer to manual for exact specification). Timing Belt Interval: For C20XE and C25XE engines, typically 60,000 km (37,000 miles) or 4 years. Critical to replace if unknown. Fluid Specifications Engine Oil Specification: API SG/SH, ACEA A2/A3, viscosity typically 10W-40 or 5W-40 synthetic (refer to manual for exact engine specification). Coolant Specification: G11 coolant (blue or green silicate-based coolant) mixed with distilled water at a 50/50 ratio. Transmission Fluid Manual: GL-4 gear oil, 75W-90 or 80W-90 viscosity. Transmission Fluid Automatic:...