🏷️ Basic Information Identification Make: Hummer Model: H2 Year: 2008 Product Name: 2008 Hummer H2 Service and Repair Manual Codes Platform Code: GMT200 (shared with Chevrolet Tahoe/Suburban, Cadillac Escalade) 👋 Introduction Market Position Positioning: The 2008 Hummer H2 was positioned as a premium, highly capable, and visually imposing full-size SUV, emphasizing off-road prowess and a distinctive, rugged image. Competitive Analysis Competitors: Competed with other large luxury SUVs like the Cadillac Escalade, Lincoln Navigator, Ford Excursion (though the H2 occupied a unique niche), and Range Rover. Key Features Off Road Capability: Renowned for its exceptional off-road capability, thanks to its robust chassis, powerful V8 engine, advanced four-wheel-drive system, and substantial ground clearance. Towing Hauling: Offered strong towing and hauling capacities, making it suitable for recreational activities and heavy-duty tasks. Manual Value Proposition Value Proposition: Provides dealership-level repair and maintenance information in a user-friendly digital format, empowering owners to perform maintenance, diagnostics, and repairs themselves, saving time and money. 📋 Manual Details Coverage Areas Coverage Scope: All models and all repairs A-Z, Vehicle Specific Page Count Estimated Page Count: Thousands (as a comprehensive digital manual) Manual Type Type: Factory Service and Repair Manual Language Language: English Format Format: PDF (Digital Download) 📖 Manual Coverage Systems Covered Engine Diagnostics: Detailed diagnostic procedures, troubleshooting, engine mechanical, fuel system, lubrication, cooling, emissions control, ignition, starting, and charging systems. Drivetrain: Automatic transmission service, manual transmission (if applicable), transfer case, propeller shaft, drive shafts, differentials, axles, and suspension systems. Brakes: Brake system diagnostics, hydraulic systems, ABS, parking brake, brake control systems, and caliper/rotor service. Steering Suspension: Power steering system, steering column, suspension components (front and rear), wheel alignment, tire and wheel service. Electrical Electronics: Complete electrical system schematics, wiring diagrams, multiplex/CAN communication, instrument panel, lighting, accessories, horn, wiper/washer systems, power locks, and engine immobilizer. Climate Control Safety: Air conditioning system service, supplemental restraint system (SRS), seat belts, airbags, and related safety components. Body Interior Exterior: Body and chassis repair, doors, hood, glass, mirrors, interior trim, seats, exterior components, and trim. Procedures Included Maintenance: Scheduled maintenance, fluid changes, filter replacements, inspections. Diagnostics Troubleshooting: Step-by-step diagnostic procedures for various systems, common issue identification, fault code interpretation. Repair Rebuild: Complete repair and overhaul instructions for all major vehicle components and systems. Wiring Schematics: Detailed and comprehensive wiring diagrams for all electrical systems. Technical Depth Depth: Factory-level, dealership technician quality, covering basic maintenance to complex diagnostics and full rebuilds. 📊 Manual Specifications File Format Compatibility: Windows (Vista 32/64, XP, ME, 98, NT, 2000) and Mac compatible. Print Quality Printability: All pages are printable, allowing users to print only necessary sections or diagrams, including enlarged views. Binding Type Binding Type: N/A (Digital PDF format) Paper Type Paper Type: N/A (Digital PDF format) File Organization Organization: Single, easy-to-use PDF manual with no need to flip through multiple books. ⚙️ Engine Specifications Primary Engine Engine Type: 6.2L V8 Vortec Engine Performance Horsepower: 393 hp @ 5700 rpm Torque: 415 lb-ft @ 4300 rpm Fuel System Fuel Delivery: Sequential Electronic Fuel Injection (SFI) Engine Management ECM Type: GM's Electronic Control Module (ECM) Displacement Displacement: 6162 cc (376 cubic inches) Cylinder Arrangement Arrangement: V8 Cooling System Coolant Type Spec: GM P/N 12346290 (DEX-COOL, Orange) or equivalent silicate-free, extended-life coolant (typically 50/50 mix). Lubrication System Oil Type Spec: SAE 5W-30 Synthetic Oil (GM P/N 12345651 or equivalent GM-approved) Oil Capacity: 7 Quarts (6.6 Liters) with filter change 🔧 Transmission Standard Transmission Type: 4-Speed Automatic Transmission (4L60-E / 4L70-E family) Features Transmission Fluid Type Spec: Dexron VI (GM P/N 88864474 or equivalent) Transmission Fluid Capacity: Approximately 10.9 Quarts (10.3 Liters) for a complete fill/rebuild. Drain and fill typically around 5-6 Quarts. Transfer Case Transfer Case Model: NVG243 / NVG246 (part-time 4WD system with electronic shift) 📐 Dimensions Exterior Length: 207.1 inches (5260 mm) Width: 81.2 inches (2063 mm) (excluding mirrors) Height: 79.2 inches (2012 mm) Wheelbase: 130.0 inches (3302 mm) Weights Curb Weight: Approximately 6,900 - 7,000 lbs (3130 - 3175 kg), depending on configuration. Gross Vehicle Weight Rating Gvw: 9,200 lbs (4173 kg) Towing Capacity: Up to 9,400 lbs (4264 kg) Cargo Cargo Volume Behind 1St Row: Approximately 130.0 cubic feet (3681 liters) Cargo Volume Behind 2Nd Row: Approximately 65.0 cubic feet (1838 liters) Wheels Tires Standard Tire Size: LT315/70R17 Wheel Bolt Pattern: 8 x 165.1 mm (8 x 6.5 inches) Ground Clearance Ground Clearance: Approximately 16 inches (406 mm) 🛡️ Safety Features Ratings NHTSA Rollover Resistance Rating: 3 Stars (as it was a high-center-of-gravity vehicle) Active Features Traction Control: Standard StabiliTrak Electronic Stability Control and Traction Control System. ABS: Standard Anti-lock Braking System (ABS). Passive Features Airbags: Driver and front passenger airbags, optional side-impact airbags. Seat Belts: Three-point seat belts with pretensioners for front occupants, three-point seat belts for rear occupants. Supplemental Restraint System Srs Coverage: Comprehensive coverage of the Supplemental Restraint System, including airbag module...