Vehicle Segment:
        
        
            Heavy-duty, off-road, utility vehicle, developed from military platforms.
        
     
    
    
        
            Unique Selling Proposition:
        
        
            The Hummer H1 is renowned for its extreme off-road capability, robust construction, and distinctive military-derived design, targeting a niche market for ultimate overland and utility performance.
        
     
    
    
        
            Off Road Prowess:
        
        
            Central tire inflation system, portal gear hubs, substantial ground clearance, and robust suspension make it unparalleled off-road.
        
     
    
        
            Durability And Construction:
        
        
            Built for extreme conditions, featuring a heavy-duty chassis and body construction.
        
     
    
    
        
            Target Audience:
        
        
            Technicians, mechanics, fleet owners, and Hummer H1 enthusiasts undertaking repair, maintenance, or customization.
        
     
 
    
    
    
        
            Primary Coverage:
        
        
            Workshop Service and Repair
        
     
    
        
            Additional Coverage:
        
        
            General Maintenance, Troubleshooting, Periodic Lubrication, Electrical Systems, Chassis and Body, Restraint System, Interior
        
     
    
    
        
            Estimated Page Count:
        
        
            Hundreds to Thousands (Printable High Quality)
        
     
    
    
        
            Type:
        
        
            Factory Service Repair Manual
        
     
    
    
    
    
    
        
            Delivery Method:
        
        
            Instant Download
        
     
    
    
        
            Operating Systems:
        
        
            All Versions of Windows & Mac
        
     
    
    
        
            Software Requirements:
        
        
            Adobe PDF Reader, WinZip (for larger manuals)
        
     
 
    
    
    
        
            Engine Service:
        
        
            Detailed service and repair procedures for engine assembly, disassembly, inspection, and component replacement.
        
     
    
        
            Transmission Service:
        
        
            Comprehensive repair and maintenance for transmission systems, including torque converters, internal components, and electronic controls.
        
     
    
        
            Brake System:
        
        
            Information on brake system diagnostics, repair, fluid specifications, and component replacement (discs, calipers, lines).
        
     
    
        
            Electrical System:
        
        
            Extensive coverage including wiring diagrams, circuit descriptions, component testing, diagnostic procedures, and fuse/relay information.
        
     
    
        
            Suspension Steering:
        
        
            Details on suspension components (shocks, springs, linkages), steering system maintenance, alignment procedures, and related components.
        
     
    
        
            Cooling Fuel Emission Systems:
        
        
            Coverage for cooling system components, fuel injection systems, fuel delivery, and emission control systems.
        
     
    
        
            Chassis Body Restraint Interior:
        
        
            Procedures for chassis and body repair, structural components, restraint systems (airbags, seatbelts), and interior trim.
        
     
    
        
            Differential Drive Axle:
        
        
            Maintenance and repair for driveline components, including differentials, axles, and power take-off units.
        
     
    
    
        
            Maintenance Procedures:
        
        
            Scheduled maintenance, lubrication points, fluid changes, filter replacements, and general upkeep.
        
     
    
        
            Troubleshooting Guides:
        
        
            Systematic diagnostic steps for identifying and resolving common and uncommon vehicle issues.
        
     
    
        
            Repair Procedures:
        
        
            Step-by-step instructions for component disassembly, repair, assembly, and reinstallation.
        
     
    
        
            Wiring Diagrams:
        
        
            Detailed electrical schematics for all vehicle systems, crucial for diagnosing electrical faults.
        
     
    
    
        
            Diagnostic Capabilities:
        
        
            Advanced diagnostics for engine control, transmission, and other electronically managed systems.
        
     
    
        
            Rebuild Procedures:
        
        
            Likely includes detailed instructions for engine and transmission rebuilds, typical of factory service manuals.
        
     
    
        
            Specifications Data:
        
        
            Precise technical data, torque specifications, clearances, fluid capacities, and electrical values.
        
     
 
    
    
    
        
            Engine Options:
        
        
            Likely includes the 6.5L (395 ci) Detroit Diesel V8 Turbo (LM-H2) and potentially gasoline V8 options depending on specific configurations for 2002.
        
     
    
    
        
            Horsepower:
        
        
            Approx. 195-205 hp for the 6.5L Turbo Diesel (specific rating may vary).
        
     
    
        
            Torque:
        
        
            Approx. 430-440 lb-ft for the 6.5L Turbo Diesel (specific rating may vary).
        
     
    
    
        
            Injection Type:
        
        
            Direct Injection (for diesel variants), potentially Electronic Fuel Injection for gasoline variants.
        
     
    
    
        
            Cooling Type:
        
        
            Liquid-cooled, pressurized system.
        
     
    
    
        
            Oil Capacity:
        
        
            Approximately 10-11 quarts (9.5-10.4 liters) for the 6.5L diesel, but consult manual for precise fill level and type.
        
     
    
    
        
            Timing Belt Chain:
        
        
            Diesel typically uses a timing gear system, while gasoline variants might use a belt or chain, manual will specify.
        
     
 
    
    
    
        
            Transmission Type:
        
        
            Typically a 4-speed automatic transmission (e.g., 4L80-E) for most H1 models.
        
     
    
    
        
            Manual Transmission:
        
        
            Not typically offered on civilian H1 models; some military variants might have had manual options.
        
     
    
    
        
            Transfer Case:
        
        
            Full-time 4WD with a 2-speed transfer case, often featuring a locking center differential.
        
     
    
    
        
            Transmission Fluid Type:
        
        
            Dexron III or equivalent automatic transmission fluid (ATF), consult manual for precise specification and capacity.
        
     
 
    
    
    
        
            Width Without Mirrors:
        
        
            Approx. 86.5 inches (2197 mm).
        
     
    
        
            Height:
        
        
            Approx. 79.7 inches (2024 mm) for standard models (varies by body style).
        
     
    
        
            Wheelbase:
        
        
            Approx. 130 inches (3302 mm) for wagon models.
        
     
    
    
        
            Curb Weight:
        
        
            Can range from approximately 7,000 lbs to over 8,000 lbs (3,175 to 3,629 kg) depending on configuration.
        
     
    
        
            Gross Vehicle Weight Rating Gvwr:
        
        
            Typically around 10,500 lbs (4,763 kg).
        
     
    
    
        
            Cargo Volume:
        
        
            Highly variable by body style (e.g., wagon, pickup, slant back), manual will provide specific figures.
        
     
 
    
    
    
        
            Oil Change Interval:
        
        
            Typically every 5,000-7,500 miles (8,000-12,000 km) or 6 months for diesel engines, but the manual will provide the definitive schedule.
        
     
    
        
            Transmission Fluid Service:
        
        
            Recommended every 30,000-60,000 miles (48,000-97,000 km), depending on operating conditions. Manual will specify.
        
     
    
    
        
            Engine Oil Type:
        
        
            For 6.5L Turbo Diesel: SAE 15W-40 API CJ-4 or CI-4 rated diesel engine oil. Consult manual for exact specification and capacity.
        
     
    
        
            Coolant Type:
        
        
            Ethylene glycol based coolant, typically a 50/50 mix with distilled water. Manual will specify the exact type and capacity.
        
     
    
        
            Brake Fluid Type:
        
        
            DOT 3 or DOT 4 brake fluid, depending on the system's requirements. Manual will specify.
        
     
    
    
        
            Common Wear Items:
        
        
            Brake wear, suspension component bushings and ball joints, exhaust system components, glow plugs (diesel), and potential for leaks due to age and heavy-duty use.
        
     
    
        
            Diesel Specific Considerations:
        
        
            Glow plug system reliability, fuel filter maintenance, and potential for turbocharger issues if not maintained.
        
     
    
    
        
            Engine Bolts:
        
        
            Manual will provide specific torque values for cylinder head bolts, main bearing caps, connecting rod bolts, etc.
        
     
    
        
            Wheel Lug Nuts:
        
        
            Specific torque values for wheel lug nuts are crucial for safety and proper wheel seating. Manual will list this.
        
     
 
    
    
    
        
            Origin:
        
        
            Direct descendant of the military High Mobility Multipurpose Wheeled Vehicle (HMMWV or Humvee).
        
     
    
    
        
            Development:
        
        
            Developed by AM General, civilian version introduced in 1992 following military success. The 2002 model represents a refined civilian iteration.
        
     
    
    
        
            Manufacturer:
        
        
            AM General (later acquired by Hummer, then GM).
        
     
    
        
            Production Period:
        
        
            1992-2006 for the H1 platform.