🏷️ Basic Information Identification Make: Hummer Model: H2 Year: 2004 Product Type: Service & Repair Manual Software Codes Vin Code: 1GKH2 Generation Generation Name: First Generation Generation Years: 2003-2009 👋 Introduction Market Position Segment: Luxury Full-Size SUV Target Audience: Owners seeking to perform their own maintenance and repairs, DIY enthusiasts Competitive Analysis Competitors: Ford Excursion, Chevrolet Suburban Unique Selling Proposition: Unmatched off-road capability and imposing presence within its segment, licensed OE information Key Features Software Benefit 1: Cost savings on repair shop visits Software Benefit 2: Instant access to factory-quality information Software Benefit 3: Convenience of digital access across multiple devices Licensing: Officially licensed, derived from OE (Original Equipment) materials 📋 Manual Details Coverage Areas Primary Coverage: Full Service and Repair Engine Coverage: Comprehensive Engine Overhaul and Diagnostics Drivetrain Coverage: Front/Rear Axles, Transfer Case, Driveshafts, Differentials Chassis Coverage: Suspension, Steering, Brakes, Frame Electrical Coverage: Wiring Diagrams, Component Testing, Diagnostic Procedures Body Coverage: Exterior Panels, Interior Trim, Glass, Doors, Seats HVAC Coverage: Heating, Ventilation, and Air Conditioning Systems Diagnostic Coverage: Troubleshooting Guides, Fault Code Interpretation Page Count Estimated Page Count: Extensive (Digital format, equivalent to thousands of printed pages) Manual Type Type: Factory-Derived Service & Repair Manual Software Language Language: English Format Format: Online Software (Web Browser Accessible) Access Duration: 1 Year Subscription (with renewal options) 📖 Manual Coverage Systems Covered Engine Management: ECM diagnostics, fuel injection, ignition system, emissions control Powertrain: 4L65-E Automatic Transmission, NP246 Transfer Case Suspension: Independent front suspension, solid rear axle, torsion bars, leaf springs Steering: Power-assisted steering system, steering gear, linkages Brakes: Four-wheel disc brakes, ABS system, brake fluid specifications Electrical System: Battery, charging system, starter, lighting, interior electronics, body control module (BCM) Body And Frame: Frame construction, body panel removal/installation, doors, windows, locks, hinges Safety Systems: Airbag system, seat belts, child restraint systems Comfort And Convenience: HVAC, power accessories, audio system Procedures Included Maintenance Procedures: Oil changes, filter replacements, fluid checks and top-offs, spark plug replacement, belt inspections/replacements Diagnostic Procedures: Troubleshooting common drivability issues, electrical system diagnostics, component testing Repair Procedures: Engine component replacement (e.g., alternator, starter, water pump), brake pad/rotor replacement, suspension component replacement (e.g., ball joints, tie rod ends) Rebuild Procedures: Engine internal component replacement, transmission overhaul (detailed steps provided) Adjustment Procedures: Steering alignment, brake adjustments (where applicable) Wiring Diagrams: Complete, component-level wiring schematics for all systems Technical Depth Depth: Comprehensive, from basic maintenance to complete overhaul and advanced diagnostics Diagnostic Tools: Information on diagnostic trouble codes (DTCs) and recommended scan tool usage Torque Specifications: Precise torque values for all critical fasteners Schematics: System schematics for hydraulic, pneumatic, and electrical systems 📊 Manual Specifications File Format Compatibility: PC, Laptop, Smartphone, Tablet Access Method: Web browser with internet connection Print Quality Resolution: High-resolution digital display Searchability: Fully searchable text content Binding Type Binding: Not Applicable (Digital Software) Paper Type Paper: Not Applicable (Digital Software) ⚙️ Engine Specifications Primary Engine Engine Code: Vortec 6000 (L92) Engine Type: 6.0L V8 OHV Displacement: 5967 cc (364 cubic inches) Performance Horsepower: 325 hp @ 5200 rpm Torque: 375 lb-ft @ 3600 rpm Fuel System Fuel Delivery: Sequential Port Fuel Injection (SFI) Fuel Type: 87 Octane Unleaded Gasoline (minimum) Engine Management ECU Type: GM ECU (Specific model may vary, e.g., E38) 🔧 Transmission Standard Transmission Type: 4-speed Automatic Transmission Model: 4L65-E Features Transfer Case: NP246 with Full-Time 4WD and low-range gearing Fluid Specification Transmission Fluid Type: Dexron III (or Dexron-VI compatible) 📐 Dimensions Exterior Length: 206.5 inches Width: 81.5 inches Height: 79.1 inches Wheelbase: 130.0 inches Weights Curb Weight: Approximately 7,000 - 7,500 lbs Gross Vehicle Weight Rating: Approximately 8,600 lbs Cargo Cargo Volume: Approximately 45.4 cubic feet (behind 2nd row), 89.7 cubic feet (with 2nd row folded) 🛡️ Safety Features Ratings NHTSA Front Rollover: 4 out of 5 stars Active Features ABS: 4-wheel Anti-lock Braking System (ABS) Traction Control: StabiliTrak Stability Control (may be optional or standard depending on trim) Passive Features Airbags: Frontal airbags for driver and front passenger, available side-impact airbags Seatbelts: 3-point seat belts with pretensioners for all outboard seating positions 💡 Technology Features Infotainment Audio System: Premium Bose® audio system with CD player, available navigation Climate Control: Dual-zone automatic climate control Driver Assistance Parking Assist: Rear parking assist sensors (optional) Connectivity Accessory Power: 12V auxiliary power outlets 🔧 Maintenance Service Intervals Oil Change Interval: Every 3,000-7,500 miles or 6-12 months, depending on driving conditions (refer to manual for specifics) Engine Coolant Flush: Every 30,000 miles or 24 months (typically using Dex-Cool coolant) Transmission Fluid Change: Every 30,000-60,000 miles (depending on severe vs. normal service) Fluid Specifications Engine Oil Type: SAE 5W-30 Synthetic Blend (API Certified) Engine Oil Capacity: 7 Quarts (with filter) Coolant Type: GM Dex-Cool (Orange) Power Steering Fluid: GM Power Steering Fluid Brake Fluid Type: DOT 3 Known Issues Common Issue 1: Fuel pump failures Common Issue 2: Torque converter shudder Common...