Segment:
Full-Size Luxury SUV/Truck
Brand Perception:
Known for ruggedness, off-road capability, and imposing presence.
Direct Competitors:
Cadillac Escalade, Lincoln Navigator, Ford Excursion (prior model)
Unique Selling Points:
Distinctive Hummer styling, robust powertrain, exceptional off-road prowess, spacious interior.
Value:
Provides professional-level diagnostic and repair information for DIY enthusiasts and independent repair shops, eliminating the need for costly dealership services.
Geographic Coverage:
North America
Vehicle Variants Covered:
SUV and SUT (Sport Utility Truck)
Estimated Page Count:
Hundreds of pages (specific number not provided, but described as extensive)
Type:
Factory Service Repair Workshop Manual
Powertrain:
Engine, Transmission (Automatic), Drivetrain (4WD System), Exhaust System
Chassis:
Suspension (Independent Front, Solid Rear Axle), Steering System, Braking System (ABS, EBD), Wheels & Tires
Electrical:
Wiring Diagrams, Lighting, Power Accessories, Battery, Charging System, Starting System, HVAC Controls, Instrument Panel
Body And Interior:
Body Panels, Doors, Glass, Seats, Trim, HVAC System, Exterior Lighting
Diagnostics And Troubleshooting:
Fault Code Diagnosis, Symptom-Based Troubleshooting, Diagnostic Procedures
Maintenance:
Scheduled Maintenance, Fluid Changes, Filter Replacements, Lubrication
Repair:
Component Removal & Installation, Overhaul Procedures, Component Reassembly
Troubleshooting:
Diagnostic flowcharts, specific issue resolution guides
Specifications:
Torque specifications, clearances, fluid capacities, electrical specifications
Depth:
Comprehensive: Covers all aspects from routine maintenance to complex mechanical and electrical repairs, including detailed diagnostics.
Engine Code:
LY7 (for 2006-2007 models), L76 (for 2008-2009 models)
Engine Type:
6.0L V8 Vortec 6000 (2006-2007), 6.2L V8 Vortec 6200 (2008-2009)
Horsepower 2006 2007:
325 hp @ 5200 rpm
Torque 2006 2007:
365 lb-ft @ 4000 rpm
Horsepower 2008 2009:
393 hp @ 5750 rpm
Torque 2008 2009:
415 lb-ft @ 4300 rpm
Induction Type:
Sequential Electronic Fuel Injection (SFI)
Fuel Type:
Unleaded Gasoline (Premium recommended for optimal performance)
ECM Type:
GM Powertrain Control Module (PCM)
Transmission Type:
4-speed automatic overdrive
Transmission Model:
4L70-E
Drivetrain System:
Full-time 4-wheel drive with electronically locking rear differential (standard)
Transfer Case:
2-speed electronic transfer case with 4LO, 4HI, N, 2HI modes
Transmission Fluid Type:
Dexron-VI (or equivalent approved fluid)
NHTSA Rollover Resistance Rating:
4 out of 5 stars
Traction Control:
StabiliTrak Electronic Stability Control, Traction Control System
ABS:
4-wheel Anti-lock Braking System (ABS)
Brake Assist:
Electronic Brake-force Distribution (EBD)
Airbags:
Front driver and passenger airbags, Side curtain airbags
Seatbelts:
3-point seatbelts with pretensioners
Audio System:
Available Bose premium audio system, CD player, satellite radio capability.
Navigation:
Optional factory navigation system.
Parking Assistance:
Available rear parking assist sensors.
Phone Integration:
Optional Bluetooth hands-free calling system.
Oil Change Interval:
Every 7,500 miles or 12 months (synthetic oil recommended)
Engine Air Filter Replacement:
Every 30,000 miles or 24 months, or as needed based on driving conditions.
Transmission Fluid Change:
Every 45,000 miles or 36 months.
Engine Oil Type:
SAE 5W-30 Synthetic (GM spec: 9986041)
Engine Oil Capacity:
7 quarts (with filter change)
Coolant Type:
Dex-Cool Extended Life Antifreeze/Coolant (Orange)
Brake Fluid Type:
DOT 3 or DOT 4
Common Problems:
Front suspension components (ball joints, tie rod ends), fuel pump failures, HVAC system issues (blower motor, blend doors), potential for interior component wear due to large size.
Maintenance Tips:
Regularly inspect and lubricate suspension and steering components, ensure proper tire inflation and rotation to manage wear on heavy vehicle.
Brand Origin:
Hummer originated from AM General, a military vehicle manufacturer.
Previous Generation:
Based on the H1, which was a civilian version of the HMMWV (High Mobility Multipurpose Wheeled Vehicle).
Design Philosophy:
The H2 was designed to be a more mass-market, albeit still extreme, interpretation of the Hummer brand's rugged image, focusing on luxury and off-road capability for civilian use.
Production Location:
Mishawaka, Indiana, USA
Production Span:
2002-2009 (Manual covers 2006-2009)
