🏷️ Basic Information Identification Make: Holden Model: Commodore Generation: VN Years Covered: 1988-1991 👋 Introduction Market Position Target Audience: Amateur owners, professional mechanics, DIY enthusiasts Competitive Analysis Value Proposition: Provides comprehensive resources to overcome repair apprehension, empowering users with dealer-level information. Key Features Illustrated Procedures: Step-by-step illustrated repair procedures for clarity. Ease Of Use: Easy to run and use, no installation required. Technical Content: Includes technical information and schematics for detailed understanding. Completeness: Covers everything needed to repair/maintain the vehicle. 📋 Manual Details Coverage Areas Primary Coverage: Service and Repair Page Count Estimated Page Count: Extensive (typical for full service manuals) Manual Type Type: Service and Repair Manual Language Language: English Format Format: PDF Usability: Simple PDF format, easy to run and use. Searchability: PDF format typically allows for text searchability. 📖 Manual Coverage Systems Covered Engine: Yes (including diagnosis, repair, and overhaul) Clutch: Yes Gearbox: Yes (manual and automatic transmission repair) Propeller Shafts: Yes Rear Axles: Yes Front Axle: Yes Suspension Front: Yes Suspension Rear: Yes Wheels Tyres: Yes (including alignment and balancing) Steering System: Yes (including power steering) Brakes: Yes (including ABS if applicable) Bodywork Chassis: Yes Maintenance: Yes (scheduled maintenance) Electrical Electronic System: Yes (including wiring diagrams and diagnostics) Heating Air Conditioning: Yes Wiring Diagrams: Yes (integral part of the electric/electronic system coverage) Fuel System: Yes (including fuel pump, injectors, lines, tank) Cooling System: Yes (radiator, water pump, thermostat, hoses) Exhaust System: Yes (manifolds, pipes, mufflers) Ignition System: Yes (spark plugs, coils, distributor, leads) Emission Controls: Yes (if applicable for the region and model variants) Procedures Included Basic Repairs: Yes Upkeep: Yes Advanced Diagnostics: Yes Troubleshooting: Yes Rebuilds: Yes (engine, transmission, etc.) Tune Up Procedures: Yes (spark plugs, filters, ignition timing, etc.) Technical Depth Depth: Comprehensive (dealer-level instructions) Diagnostic Charts: Likely includes symptom-based diagnostic charts. Specifications Tables: Yes (detailed torque specs, clearances, etc.) 📊 Manual Specifications File Format Compatibility: All Windows Operating Systems, Smartphones, Tablets Graphics Display: Optimized for correct image and graphic display with recommended software. Print Quality Printable: Yes (any page or section) Binding Type Binding: N/A (Digital PDF) Paper Type Paper Type: N/A (Digital PDF) Software Requirements Recommended Reader: Adobe PDF Reader File Extraction Zip Extraction Tools: WinRAR, 7-Zip ⚙️ Engine Specifications Primary Engine Engine Options: Likely includes Holden's 3.8L V6 (Buick-derived, Holden 5.0L V8 (Gen II '304') Performance Hp Torque V6: Varies by tune, but generally around 160-170 hp and 250-260 lb-ft for the 3.8L V6 Hp Torque V8: Varies by tune, but generally around 220-230 hp and 300-320 lb-ft for the 5.0L V8 Fuel System Fuel Injection: Likely Multi-Point Fuel Injection (MPFI) Engine Variants Engine Codes Possible: LB9 (5.0L V8), L27 (3.8L V6) are common designations for this period. 🔧 Transmission Standard Standard Transmission: Likely 5-speed manual transmission (e.g., Getrag 260) Optional Optional Transmission: Likely 4-speed automatic transmission (e.g., Holden THM700-R4, later 4L60) Features Rear Wheel Drive: Yes Gear Ratios: Specific gear ratios would be detailed within the manual for both manual and automatic transmissions. 📐 Dimensions Exterior Body Styles: Sedan, Wagon, Ute Wheelbase Sedan Wagon: Approximately 2730 mm Weights Kerb Weight Approx: 1400-1550 kg (depending on engine and body style) Towing Capacity Approx: Varies by model and engine, generally between 500kg (unbraked) to 1600kg (braked) for sedans/wagons. 🛡️ Safety Features Ratings Safety Features Era: Standard seatbelts, optional airbags on later models/higher trims. Active Features Antilock Brakes: Optional on higher trims, particularly with V8 models. 💡 Technology Features Infotainment Infotainment Era: Basic AM/FM radio, cassette player, optional CD player on higher trims. Driver Assistance Traction Control: Not commonly available on this generation. Connectivity Connectivity Features: N/A (pre-digital era) 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 7,500 - 10,000 km or 6 months (refer to manual for specific details). Major Service Interval: Varies by component, e.g., timing belt on some engines (if applicable), spark plugs, fluids. Fluid Specifications Engine Oil Type: Likely 10W-30 or 10W-40 API SF or SG specification (check manual for exact specs). Coolant Type: Ethylene Glycol based coolant, typically a green type. Automatic Transmission Fluid: Dexron-III or equivalent (check manual for specific type). Brake Fluid Type: DOT 3 or DOT 4 brake fluid. Power Steering Fluid: Typically Dexron-II or Dexron-III (check manual). Gearbox Oil Manual: GL-4 or GL-5 manual transmission fluid (specific viscosity will be in the manual). Known Issues Common Wear Items: Bushings, shock absorbers, exhaust systems, radiator, water pump, starter motor, alternator. Electrical Gremlins: Age-related issues with wiring harnesses, connectors, and sensors are common. Engine Oil Leaks: Valve cover gaskets, oil pan gaskets, rear main seal. Transmission Issues: Automatic transmission shifting issues or wear. 📚 Vehicle History Brand Heritage Manufacturer: Holden (Australian subsidiary of General Motors) Model Evolution Vn Significance: Major redesign, introduced a more European styling influence, shared platform with Opel Omega. Production Production Location: Australia 🏆 Awards & Recognition Recognitions Model Reputation: The VN...