🏷️ Basic Information Identification Make: HUMMER Model: H1 Year: 2006 Generation Generation: Second Generation (GM Era) Codes Chassis Code: H1 Alpha (for 2006 model year) 👋 Introduction Market Position Segment: Heavy-duty, off-road, utility vehicle Competitive Analysis Competitors Historical: Military HMMWV derivatives, Jeep Wrangler (extreme trims), custom off-road vehicles Key Features Off Road Capability: Exceptional (full-time 4WD, portal axles, high ground clearance, locking differentials) Durability: Rugged construction, robust components designed for extreme conditions Versatility: Available in multiple body styles (wagon, pickup, slantback, etc.) 📋 Manual Details Coverage Areas Regions Covered: North America (primary focus, with general applicability) Page Count Estimated Page Count: 1000+ Manual Type Type: Service and Repair Manual Language Language: English Format Format: PDF 📖 Manual Coverage Systems Covered Powertrain: Engine, transmission, transfer case, drivetrain components Chassis: Suspension, steering, braking system, wheels, tires Electrical: Wiring diagrams, charging system, starting system, lighting, instrumentation, body electronics, HVAC controls Body: Body panels, doors, windows, interior trim, bumpers, exterior trim Comfort And Convenience: HVAC system, power accessories, seats, audio system Procedures Included Maintenance: Scheduled maintenance, fluid changes, filter replacements, lubrication Troubleshooting: Diagnostic procedures, common problems, fault code interpretation Repair: Component removal and installation, adjustments, rebuilding procedures Disassembly And Assembly: Complete disassembly and reassembly of major systems and components Technical Depth Depth: Comprehensive (covering all aspects from basic maintenance to major repairs) 📊 Manual Specifications File Format File Type: PDF Print Quality Image Quality: High-quality diagrams and images (as per description) Binding Type Binding Type: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Code: Duramax LBZ Engine Type: 6.6L V8 Turbo Diesel Displacement: 6599 cc Aspiration: Turbocharged, Intercooled Fuel Delivery: Common Rail Direct Injection Performance Horsepower: 300 hp @ 3100 rpm (approx.) Torque: 520 lb-ft @ 1600 rpm (approx.) Fuel System Fuel Type: Diesel 🔧 Transmission Standard Transmission Type: Allison 1000 5-Speed Automatic Features Gear Selection: Electronically controlled with manual mode Transfer Case: Permanent 4-Wheel Drive with Central Differential Lock and Electronic Locking Rear Differential 📐 Dimensions Exterior Length: Approx. 201-221 inches (depending on body style) Width: Approx. 86.5 inches (excluding mirrors) Height: Approx. 77-79 inches (depending on body style) Weights Curb Weight: Approx. 7,700 - 8,400 lbs (depending on body style) Gross Vehicle Weight Rating Gvwr: Approx. 10,500 lbs Towing Capacity: Approx. 6,000 - 10,000 lbs (depending on configuration) 🛡️ Safety Features Ratings Crash Test Ratings: Not typically rated by standard agencies due to its unique design and purpose; designed for extreme durability Active Features ABS: Standard Anti-lock Braking System Traction Control: Standard Traction Control System Passive Features Airbags: Driver and Passenger Airbags Seatbelts: 3-point front seatbelts, lap belts for rear occupants (depending on configuration) 💡 Technology Features Infotainment Infotainment System: Basic AM/FM radio, CD player (optional), analog gauges Driver Assistance Driver Assistance Features: Limited to ABS and traction control; primarily focused on mechanical capability Connectivity Connectivity Options: N/A (No modern connectivity features like Bluetooth or USB) 🔧 Maintenance Service Intervals Engine Oil Change: Every 5,000 - 7,500 miles or 6 months (refer to manual for specific conditions) Transmission Fluid Change: Every 30,000 - 50,000 miles (refer to manual) Transfer Case Fluid Change: Every 30,000 - 50,000 miles (refer to manual) Differential Fluid Change: Every 30,000 - 50,000 miles (refer to manual) Fluid Specifications Engine Oil Type: API CJ-4 SAE 15W-40 or 5W-40 synthetic (depending on climate, refer to manual) Transmission Fluid Type: Dexron VI Automatic Transmission Fluid Coolant Type: GM P/N 12346290 (Orange) or equivalent (50/50 mix with distilled water) Known Issues Common Problems: Potential for exhaust manifold leaks, glow plug issues, vacuum line degradation, brake component wear due to weight and usage Tire Wear: Can exhibit uneven tire wear if alignment and tire pressures are not maintained diligently Electrical Gremlins: Older vehicles may experience minor electrical issues due to age and vibration 📚 Vehicle History Brand Heritage Heritage: Derived from the military High Mobility Multipurpose Wheeled Vehicle (HMMWV), later acquired by AM General and then General Motors Model Evolution Gm Era Enhancements: Introduction of the 'Alpha' model with the more powerful Duramax diesel and Allison transmission, improved interior refinement Production Production Period: Civilian production from 1992 to 2006 Manufacturer: AM General (initially), General Motors (from 2004) 🏆 Awards & Recognition Recognitions Off Road Recognition: Universally recognized as one of the most capable off-road production vehicles ever made Utility Awards: Favored by various industries and individuals for extreme utility and ruggedness