This comprehensive service and repair manual is specifically designed for the 2006-2010 Hummer H3, providing you with the exact same information used by technicians at dealerships to maintain, service, diagnose, and repair your vehicle. It covers all models and all repairs from A to Z, ensuring you have access to the most detailed and accurate information available.

The manual features complete step-by-step instructions, diagrams, illustrations, wiring schematics, and specifications, making it easy to understand and follow even for novice mechanics. You'll find everything you need to confidently handle a wide array of repairs, from routine maintenance to complex engine overhauls.

The content within this manual spans every facet of your Hummer H3, including:

* **Maintenance:** Preventative maintenance schedules, fluid change procedures, and inspection guidelines.
* **Engine:** Detailed information on engine components, troubleshooting, and repair procedures, including diagrams for dismantling and reassembly.
* **Control System:** In-depth coverage of your vehicle's electronic control systems, sensors, and actuators.
* **Mechanical:** Comprehensive information on the mechanical systems of your Hummer H3, including the transmission, drivetrain, suspension, and brakes.
* **Fuel Service Specifications:** Accurate fuel system specifications, repair procedures, and troubleshooting guides.
* **Emission Control:** Detailed information on the emission control systems, components, and repair procedures.
* **Intake Exhaust Cooling:** Comprehensive coverage of the intake, exhaust, and cooling systems, including diagrams and repair procedures.
* **Lube:** Detailed information on lubrication systems, fluid recommendations, and proper lubrication procedures.
* **Ignition Starting Charging:** In-depth coverage of the ignition, starting, and charging systems, with diagrams and repair procedures.
* **Auto Transmission Clutch:** Comprehensive information on the automatic transmission, clutch system, troubleshooting, and repair procedures.
* **Manual Transmission:** Detailed information on the manual transmission, troubleshooting, and repair procedures.
* **Transfer Propeller Shaft:** Detailed information on transfer case, propeller shaft, and drivetrain components, including diagrams and repair procedures.
* **Drive Shaft:** Detailed information on drive shaft components, diagnostics, and repair procedures.
* **Differential:** Comprehensive information on the differential system, including diagrams, troubleshooting, and repair procedures.
* **Axle Suspension:** Detailed information on axle and suspension components, diagnostics, and repair procedures.
* **Tire & Wheel:** Detailed information on tire and wheel specifications, maintenance, and repair procedures.
* **Brake Control:** Comprehensive information on the brake control system, including diagrams and repair procedures.
* **Brake:** In-depth coverage of the brake system, components, diagnostics, and repair procedures.
* **Parking Brake:** Detailed information on the parking brake system, including diagrams, troubleshooting, and repair procedures.
* **Steering Column:** Detailed information on the steering column components, diagnostics, and repair procedures.
* **Power Steering:** Comprehensive information on the power steering system, including diagrams and repair procedures.
* **Air Condition:** Detailed information on the air conditioning system, including diagrams, troubleshooting, and repair procedures.
* **Suppl Restraint System:** Comprehensive information on the supplemental restraint system (SRS), including diagrams and repair procedures.
* **Seat Belt:** Detailed information on seat belt components, diagnostics, and repair procedures.
* **Engine Immobilizer:** Comprehensive information on the engine immobilizer system, including diagrams and repair procedures.
* **Cruise Control:** Detailed information on the cruise control system, including diagrams, troubleshooting, and repair procedures.
* **Wiper & Washer:** Comprehensive information on the wiper and washer system, including diagrams and repair procedures.
* **Door Lock:** Detailed information on door lock components, diagnostics, and repair procedures.
* **Meter Audio/Visual:** Detailed information on the instrument cluster, audio, and visual systems.
* **Horn:** Comprehensive information on the horn system, including diagrams and repair procedures.
* **Windshield/Glass Mirror:** Detailed information on the windshield, glass, and mirror components.
* **Instrument Panel:** Detailed information on the instrument panel components, diagnostics, and repair procedures.
* **Seat:** Detailed information on seat components, diagnostics, and repair procedures.
* **Engine Hood/ Door:** Detailed information on engine hood and door components, diagnostics, and repair procedures.
* **Exterior & Interior:** Detailed information on exterior and interior components, diagnostics, and repair procedures.
* **Electrical:** Comprehensive information on the electrical system, including wiring diagrams and troubleshooting procedures.
* **Multiplex/ Can Communication:** Detailed information on multiplex and CAN communication systems.

This comprehensive manual empowers you to tackle a wide range of repairs with confidence, ultimately saving you time and money.

The 2006-2010 Hummer H3 is a compact sport utility vehicle (SUV) that was produced by General Motors under the Hummer brand. A smaller and more fuel-efficient alternative to the larger Hummer H1 and H2 models, the H3 offered a blend of off-road capability and urban practicality. It was built on a modified GMT355 platform, shared with the Chevrolet Colorado and GMC Canyon, and featured a rugged exterior design with distinctive Hummer styling cues. The H3 was available with a 3.5L inline five-cylinder engine or a 3.7L inline five-cylinder engine, both of which were paired with a four-speed automatic transmission. It rode on a solid front axle and a five-link rear suspension, providing excellent ground clearance and off-road performance.

The 2006-2010 Hummer H3 offered a range of features and options designed to cater to both off-road enthusiasts and daily drivers. Standard features included power windows, power locks, air conditioning, a CD player, and cloth upholstery. Optional features included leather upholstery, heated seats, a navigation system, and a sunroof. The H3 was also available with a variety of off-road packages, such as the "Adventure" package, which included a locking rear differential, skid plates, and a winch. Despite its off-road capabilities, the H3 also provided a comfortable and spacious interior for passengers. With a second-row bench seat, it could accommodate up to five passengers. The H3's interior design was functional and rugged, featuring durable materials and a straightforward layout. While not known for its fuel efficiency, the H3 was praised for its off-road prowess, distinctive styling, and ruggedness.