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2007 Hummer H3 CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Hummer REPAIR SHOPS DON'T WANT YOU TO KNOW
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- Component Locations
- Wiring Diagrams
- Technical Service Bulletins
- Specifications
- Brake Service
- Driveline, U-Joint & CV Axles Replacement
- Tire Pressure Monitoring System
- Starter & Alternator Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service
BRAKE SERVICE PROCEDURES FOR 2007 Hummer H3 AUTOMOBILES
Power Brake Units -> Delco Brake Booster -> Power Brake Unit, Replace -> Acadia, Enclave & Outlook -> Avalanche, Escalade EXT, Sierra & Silverado -> Canyon & Colorado -> Envoy, Rainier & Trailblazer -> Equinox & Torrent -> Escalade, Suburban, Tahoe & Yukon -> Express & Savana -> HHR -> Hummer H2 -> Hummer H3 -> Relay, SV6, Terraza & Uplander -> Rendezvous -> SRX -> VUE
Vehicle: 2007 Hummer H3 X 3.7 L5 GAS
Acadia, Enclave & Outlook
- Apply park brake, then with engine off, apply and release brake pedal several times until brake pedal becomes firm to deplete vacuum reserve in vacuum brake booster.
- Remove air cleaner assembly.
- Disconnect master cylinder fluid level sensor electrical connector.
- Remove vacuum brake booster check valve and hose assembly from vacuum brake booster and position aside.
- Remove vacuum brake booster vacuum sensor and position aside.
- Release front and rear brake pipes from routing clip on frame rail.
- Remove Brake Pressure Modulator Valve (BPMV) assembly mount...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2007 Hummer H3 AUTOMOBILES
DRIVESHAFT, Replace -> Front -> One Piece Driveshaft -> Rear -> Two Piece Driveshaft
Vehicle: 2007 Hummer H3 X 3.7 L5 GAS
Front
- Raise and support vehicle.
- Mark the front U-joint to the pinion yoke on the front differential.
- Mark the relationship of the rear U-joint to the transfer case drive flange.
- Remove the retaining nuts and bolts from the drive flange.
- Remove the clamps and retaining bolts from the front drive axle pinion flange.
- Remove the front propeller shaft from the vehicle.
- Using tape and or a rubber band, wrap the front U-joint bearing caps to ensure the caps do not separate from the U-joint.
- Reverse procedure to install, noting the following:
- Torque front propeller shaft to the pinion flang...
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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR 2007 Hummer H3 AUTOMOBILES
Wiring Diagrams -> Wire Color Code Identification
Vehicle: 2007 Hummer H3 3.7 L5 GAS
Refer to Fig. for wirin...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2007 Hummer H3 AUTOMOBILES
Starter, Replace
Vehicle: 2007 Hummer H3 3.7 L5 GAS
- Loosen air cleaner resonator outlet duct clamp.
- Remove air cleaner resonator bolts.
- Lift upward on air cleaner resonator assembly.
- Disconnect crankcase ventilation hose from camshaft cover.
- Disconnect outlet duct from throttle body.
- Remove air cleaner resonator assembly from engine.
- Disconnect evaporative emission canister purge pipe from throttle control module, using suitable quick disconnect tool.
- Disconnect throttle body electrical connector.
- Remove throttle body bolts.
- Remove throttle body and seal from intake manifold, discard seal.
- Clean gasket surface.
- Open protective cover to acc...
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MAINTENANCE LAMP RESET PROCEDURES FOR 2007 Hummer H3 AUTOMOBILES
General Motors Corp./Saturn Trucks -> Traction Control System (TCS)/Electronic Stability Control (ESC) Warning Lamp ->
Vehicle: 2007 Hummer H3 3.7 L5 GAS
This lamp should light for a approximately 6-8 seconds when the ignition is turned On as a bulb check. If t...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2007 Hummer H3 AUTOMOBILES
Radiator, Replace
Vehicle: 2007 Hummer H3 3.7 L5 GAS
- Drain coolant from radiator into suitable container.
- Raise and support vehicle using a suitable lift.
- On models equipped with automatic transmission,remove and plug transmission cooler lines from radiator.
- On all models, reposition radiator outlet hose clamp from radiator using a suitable tool.
- Remove radiator outlet hose from radiator, then lower vehicle.
- Remove cooling fan.
- Reposition radiator inlet hose c...
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SERPENTINE BELT SERVICE PROCEDURES FOR 2007 Hummer H3 AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 2007 Hummer H3 X 3.7 L5 GAS
- Install a 3/8 inch breaker bar into drive belt tensioner.
- Rotate tensioner clockwise, in order to relieve tension on drive belt.
- Slide drive belt off of w...
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COMPONENT LOCATION DIAGRAMS FOR 2007 Hummer H3 AUTOMOBILES
Component location diagrams for most 2007 Hummer H3 cars and light trucks sold in the U.S. from 1990+.
Engine Diagram for 2007 Hummer H3 3.7 L5 GAS Components on diagram: |
Engine Compartment Diagram for 2007 Hummer H3 X 3.7 L5 GAS Components on diagram: |
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WIRING DIAGRAMS FOR 2007 Hummer H3 AUTOMOBILES
OEM drawn wiring diagrams for most 2007 Hummer H3 cars and light trucks sold in the U.S.
2007 Hummer H3 3.7 L5 GAS Wiring Diagram Components on diagram: |
2007 Hummer H3 X 3.7 L5 GAS Wiring Diagram Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 2007 Hummer H3 AUTOMOBILES
OEM TSB listings for most 2007 Hummer H3 cars and light trucks sold in the U.S. from 1985+.
Document: Engine Rattle Noise after R And R of the Crankshaft Balancer -Inspect Bolt Torque Vehicle: 2007 Hummer H3 3.7 L5 GAS Symptoms: |
Document: Revised General Motors New Vehicle Tire Warranty Program Vehicle: 2007 Hummer H3 3.7 L5 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 2007 Hummer H3 AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2007 Hummer H3 cars and light trucks sold in the U.S. and Canada from 1970+.
- Brake caliper mounting bolt torque
- Brake drum runout, machining, & discard specs
- Minimum brake lining thickness.
- Brake rotor runout, parallelism, machining, discard, & finish specs
A/C SYSTEM SPECIFICATIONS: Air conditioning refrigerant capacity and type as well as lubricant capacity for most 2007 Hummer H3 cars and light trucks sold in the U.S. and Canada from 1980+.
- Refrigerant capacity & type, compressor oil viscosity, total system oil capacity & compressor clutch gap
COOLING SYSTEM BLEED: Cooling system bleeder valve identification, bleeder type and bleed procedures for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1986+.
PREVENTIVE MAINTENANCE: Preventive maintenance recommendations and required services for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1980+. Includes severe and routine service schedules
QUICK-LUBE and ILLUSTRATIONS: Fluid recommendations, capacities, drain plug torques, tire data, and severe service recommended preventive maintenance schedules. Information covers most 2007 Hummer H3 cars and light trucks sold in the U.S. and Canada from 1980+. Engine and chassis service images.
- Automatic transmission/transaxles capacities, lubricant recommendations
- Differential/final drive capacities, lube recommendations, grades, & viscosities
- Final drive fill & drain plug torques
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Manual transmission/transaxle capacities, lube recommendations, grades, & viscosities
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Engine oil capacities, API grade recommendations, SAE viscosity recommendations, drain plug torque
- Severe service maintenance & interval recommendations
- Tire sizes, wheel nut/bolt torque, pressures & rim sizes
- Transfer case capacities, lube recommendations, grades, & viscosities
TUNE-UP & DRIVEABILITY SPECIFICATIONS: Most tune-up specifications for most 2007 Hummer H3 cars and light trucks sold in the U.S. and Canada from 1980+
- Airflow sensor electrical specifications
- Tensioning specifications for systems with automatic tensioners
- Barometric pressure sensor specs
- Battery group number and cranking performance
- Crankshaft & camshaft position sensor resistance
- Engine compression pressures
- Coolant temperature sensor specs
- Computer advance.
- Diesel fuel temperature sensor resistance.
- Distributor advance specifications
- Ignition pickup coil resistance
- Exhaust gas recirculation temperature sensor resistance
- Engine fastener torque values
- Firing order diagrams
- Fuel system pressures
- Generator (alternator) specs
- Intake air temperature sensor specs
- Ignition coil specifications
- Fuel injector resistance
- Engine idle speeds
- Knock sensor resistance
- Manifold absolute pressure sensor specs
- Mixture control solenoid resistance
- Voltage regulator specs
- Spark plug applications & gaps
- Starter motor electrical specs.
- Tensioning specifications for systems without automatic tensioners
- Throttle body temperature sensor resistance
- Ignition timing in degrees at rpm
- Transmission oil temperature sensor resistance
- Throttle position sensor specs
- Vacuum sensor valve specs
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