🏷️ Basic Information Identification Make: Opel Model: Calibra Generation Model Years Covered: 1989-1997 (estimated based on typical manual coverage for this era) Codes Chassis Codes: GM Theta platform (Type 235) 👋 Introduction Market Position Target Audience: Owners and independent repair shops seeking professional-level repair information. Competitive Analysis Advantage: Provides the same comprehensive data used by local service/repair shops, offering significant cost savings for DIY repairs. Key Features Convenience: Instant download, no shipping costs, no waiting for physical media. Usability: Easy-to-follow, step-by-step instructions suitable for all skill levels. Cost Savings: Enables users to perform their own repairs and maintenance, saving money. 📋 Manual Details Coverage Areas All Engines Included: Yes All Models Included: Yes Page Count Total Pages: Over 3000 Manual Type Manual Classification: Service Repair Manual / Workshop Manual Language Language: English Format File Format: PDF Availability Delivery Method: Instant Download 📖 Manual Coverage Systems Covered Engine Mechanical: Engine Overhaul and Rebuilding, Engine Performance Braking System: Brakes, Brake Servicing Procedures Body And Chassis: Sunroof Engine Management: Trouble Codes, Computer Diagnostic Trouble Tree Charts, Computer Diagnostic Codes, Firing Orders Suspension And Steering: Front End and Alignment Procedures and Specifications, Suspension Drivetrain: Transmission Removal and Installation, Transmission In Car Servicing, U-Joint and CV-Joint Service Procedures HVAC: Air Conditioning Service and Capacities Electrical System: Wiring Diagrams, Complete Wiring Diagrams Maintenance: Factory Maintenance Schedules and Charts Fuel System: Fuel System, Fuel Pump, Injectors, Fuel Filter Replacement. Exhaust System: Exhaust System component replacement and diagnosis. Cooling System: Cooling System diagnostics, radiator, fan, thermostat service. Ignition System: Ignition system components, spark plugs, coils, distributor (if applicable). Procedures Included Timing Belt: Timing Belt Replacement, Timing Belt Service Procedures Diagnostics: Troubleshooting and Diagnostics Serpentine Belt: Serpentine Belt Routings with Diagrams Torque Specifications: Complete Torque Specifications General Repair: Repair Procedures Vacuum Systems: Vacuum Diagrams Wheel Alignment: Detailed specifications and procedures for front and rear wheel alignment. Body Repair: Likely includes basic bodywork repair procedures, panel alignment, and sealant specifications. Interior Trim Removal: Procedures for removing and refitting interior trim panels for access to components. Technical Depth Diagnostic Capabilities: Advanced diagnostics, including computer diagnostic trouble trees and codes. Rebuilding Scope: Comprehensive engine overhaul and rebuilding procedures. Detail Level: Highly detailed, suitable for professional technicians and enthusiasts. Special Tools: The manual would detail any specific tools required for certain procedures, a hallmark of professional service manuals. 📊 Manual Specifications File Format PDF Features: Zoomable for detailed parts viewing, printable pages. Print Quality Illustrations Quality: Hundreds of illustrations, diagrams, and pictures. Binding Type Digital Binding: N/A (Digital PDF) Paper Type Digital Paper: N/A (Digital PDF) Compatibility Operating Systems: All Versions of Windows & Mac Requirements Software Required: Adobe PDF Reader ⚙️ Engine Specifications Primary Engine Engine Options Overview: Covers all engines, likely including 2.0L C20NE (85kW/115hp), 2.0L C20XE (110kW/150hp), 2.5L C25XE V6 (125kW/170hp), and potentially turbo variants (e.g., C20LET). Performance Hp Range Estimated: Approximately 115 hp to 204 hp (for LET variants). Fuel System Injection Type: Fuel Injection (Multipoint or Direct Injection depending on engine). 🔧 Transmission Standard Standard Transmission Type: Likely manual transmissions (e.g., F20, F28 for 4x4 models). Optional Optional Transmission Type: Automatic transmissions (e.g., 4-speed) likely available. Features Drivetrain Options: Front-wheel drive (FWD) and All-wheel drive (AWD - '4x4' designation) available. 📐 Dimensions Exterior Body Style: 2-door coupe Aerodynamic Design: Sleek, low-drag coefficient design. Weights Curb Weight Range: Approximately 1350 kg - 1550 kg depending on engine and drivetrain. 🛡️ Safety Features Ratings Crash Test Information: Manual would contain specific structural and safety component data, but official ratings for this era vary by region and testing agency. Likely covered: crumple zones, safety cage structure. Active Features ABS: Anti-lock Braking System (ABS) often standard or optional. Passive Features Airbags: Driver and passenger airbags were becoming more common in this period, likely covered. 💡 Technology Features Infotainment Audio System: Factory radio/cassette or CD player, often with integrated controls. Driver Assistance Cruise Control: Cruise control was available on many models. Connectivity Onboard Computer: Some higher-spec models may have featured an onboard computer for trip data. 🔧 Maintenance Service Intervals Oil Change Interval: Typically 10,000-15,000 km or 12 months, depending on driving conditions and oil type. Timing Belt Replacement Interval: Approximately 60,000 - 90,000 km or 4-6 years, critical for engine longevity. Fluid Specifications Engine Oil Type: Likely API SG/SH or ACEA A2/A3 compliant synthetic or semi-synthetic oil, e.g., 5W-30, 5W-40, 10W-40. Specific viscosity depends on engine and climate. Coolant Type: Ethylene glycol-based antifreeze with corrosion inhibitors, typically a 50/50 mix with distilled water. Check for Dex-Cool or equivalent specification. Brake Fluid Type: DOT 3 or DOT 4 brake fluid. Transmission Fluid Type Manual: API GL-4 or GL-5 gear oil, viscosity dependent on transmission model (e.g., 75W-90). Transmission Fluid Type Automatic: GM Dexron III (or equivalent) ATF fluid. Known Issues Common Wear Items: Front suspension components (bushings, ball joints), wheel bearings, rear axle...