The following models are encompassed by this manual: H2 / Hummer (AM General/General Motors)
Hummer H2 Base
Hummer H2 Adventure
Hummer H2 Luxury
Hummer H2 Limited Edition
Hummer H2 Special Edition
Production year(s): 2003, 2004, 2005, 2006, 2007
Manual Language: English
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"Purchase PDF Repair Guide for your Large SUV: Hummer H2 2003-2007"
Looking to get your hands on a comprehensive repair guide for your Hummer H2 from 2003 to 2007? Look no further! Our PDF repair guide provides detailed instructions and technical specifications to assist you in maintaining and troubleshooting your rugged and powerful large SUV. Whether you're a seasoned DIY enthusiast or a professional mechanic, this guide is an invaluable resource to keep your Hummer H2 in top condition. Read on to explore engine specs, interesting facts, maintenance tips, common issues, tuning options, accessories, owner reviews, and more!
Engine Specs/Technical Specifications:
• The Hummer H2 is equipped with a 6.0L V8 engine delivering 325 horsepower and 365 lb-ft of torque.
• It features a four-speed automatic transmission for smooth shifting and optimal performance.
• The H2 boasts a four-wheel-drive system, allowing it to tackle various terrains with ease.
• It has a fuel tank capacity of approximately 32 gallons, ensuring long-distance driving capability.
• The vehicle's wheelbase measures 122.8 inches, providing stability and a spacious interior.
• The Hummer H2 offers a towing capacity of up to 7,000 pounds, making it suitable for hauling trailers and boats.
• It features an independent front suspension and a solid rear axle, combining off-road capability with a comfortable ride.
• The braking system includes power-assisted four-wheel disc brakes, offering reliable stopping power.
• The H2 comes with a ground clearance of 10 inches, enabling it to navigate challenging terrains.
• It offers seating for up to five passengers and provides ample cargo space behind the rear seats.
• The Hummer H2's overall length measures approximately 189 inches, making it a substantial presence on the road.
• It comes equipped with 17-inch alloy wheels, providing durability and a rugged appearance.
• The vehicle features a full-size spare tire mounted on the rear, ensuring peace of mind during off-road adventures.
• The H2 offers a maximum payload capacity of around 2,200 pounds, accommodating heavy loads.
• It features power-assisted rack-and-pinion steering for precise handling and maneuverability.
• The Hummer H2 boasts an approach angle of 40 degrees and a departure angle of 38 degrees, enhancing its off-road capability.
• It comes with a two-speed transfer case, allowing for high and low-range gearing to conquer challenging terrain.
• The vehicle's curb weight ranges from 6,400 to 6,600 pounds, depending on the trim level and options.
• The H2 is equipped with a heavy-duty suspension system, providing stability and enhanced off-road performance.
• It offers a maximum cargo capacity of approximately 86.6 cubic feet when the rear seats are folded down.
Facts and Details:
- The Hummer H2 was introduced as a smaller and more accessible version of the iconic military-derived H1.
- It featured a distinctive exterior design with bold lines, a wide stance, and signature Hummer styling cues.
- The H2 was based on the Chevrolet Tahoe platform but featured unique Hummer-specific components and design elements.
- It gained popularity for its imposing presence and off-road capabilities, making it a symbol of rugged luxury.
- The Hummer H2 offered an optional Adventure Package, which included features like a roof rack, brush guard, and off-road lights.
- It incorporated advanced safety features for its time, including antilock brakes, traction control, and stability control.
- The H2's interior showcased a spacious and luxurious cabin with upscale amenities and seating comfort.
- Landmark Edition models were introduced in 2004 and 2006, offering unique styling cues and additional features.
- The H2 featured a fully boxed frame for enhanced rigidity and durability during off-road adventures.
- It utilized an air suspension system that allowed for adjustable ride height and improved off-road performance.
- The Hummer H2 was known for its excellent off-road capabilities, including the ability to ford water up to 20 inches deep.
- Despite its rugged nature, the H2 offered a relatively smooth and comfortable ride on paved roads.
Maintenance Intervals, General Tips, and Common Issues:
+ Regular maintenance intervals for the Hummer H2 include oil and filter changes every 3,000 to 5,000 miles, air filter replacement every 15,000 miles, and spark plug replacement every 100,000 miles.
+ Following the manufacturer's recommended maintenance schedule is essential for optimal performance and longevity.
+ Some general maintenance tips include regular tire pressure checks, inspecting and lubricating suspension components, and keeping the vehicle clean to prevent rust and corrosion.
+ Common issues with the H2 may include electrical problems, HVAC system malfunctions, and suspension airbag leaks.
+ For electrical problems, it's recommended to check fuses, wiring connections, and relays before seeking professional assistance.
+ HVAC system malfunctions may require diagnosis and repair of faulty sensors, blend door actuators, or blower motor issues.
+ Suspension airbag leaks can be addressed by inspecting the air lines, connectors, and air springs for any signs of damage and replacing as necessary.
Popular Tuning Tips or Modifications:
* Installing a cold air intake and a performance exhaust system can improve engine airflow and provide a slight increase in horsepower and torque.
* Upgrading the suspension with aftermarket components, such as performance shocks and springs, can enhance off-road performance and handling.
* Adding larger off-road tires and a lift kit can increase ground clearance and provide a more aggressive stance.
* Upgrading the lighting system with LED headlights, fog lights, and off-road light bars can enhance visibility during nighttime driving and off-road adventures.
Available Accessories and Aftermarket Options:
Brush guards and grille guards for added front-end protection.
Roof racks and cargo carriers for increased storage capacity.
Side steps and running boards for easier vehicle entry and exit.
Upgraded audio systems and speakers for improved sound quality.
Winches for off-road recovery situations.
Custom wheels and tire packages for a personalized look.
Owner Reviews and Opinions:
Strong off-road capabilities and the ability to conquer challenging terrains.
Spacious and comfortable interior with upscale amenities.
Imposing and distinctive exterior design.
Solid build quality and durability.
High towing capacity for hauling trailers and heavy loads.
Poor fuel economy, especially in urban driving conditions.
Large size and limited maneuverability in tight spaces.
Expensive maintenance and repair costs.
Some reported reliability issues with electrical components and air suspension system.
Repairs Needing Most Frequent Attention:
■ Electrical system repairs, including addressing wiring issues, faulty sensors, or malfunctioning switches.
■ Suspension system repairs, such as fixing airbag leaks, replacing worn-out components, or addressing issues with the air compressor.
■ HVAC system repairs, including diagnosing and fixing problems with the blower motor, blend door actuators, or faulty controls.
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Price: 18.99 USD