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Hummer CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Hummer REPAIR SHOPS DON'T WANT YOU TO KNOW
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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about Hummer car and truck
repair procedures including Hummer engine diagrams, wiring diagrams, repair work estimating measures, technical service bulletins, auto body work
guidance, starter & alternator replacement procedures, serpentine belt replacement procedures, radiator & hose replacement procedures, tune-up &
drivability specifications, quick lube illustrations, preventive maintenance guide, engine light reset instructions, parts removal and install
procedures, fuel filter replacement directions, component location diagrams, air filter locations & replacement instructions, a/c system
specifications, and general auto service procedures. You don't have to be a car mechanic or technician to know how to fix your Hummer
automobile. Try the Automotix DIY solution today!
A/C & HEATER SERVICE PROCEDURES FOR Hummer AUTOMOBILES
Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported Hummer cars and light trucks from 1990+
Component Replacement & Adjustment -> Hummer H2 -> Heating, Ventilation & Air Condition (HVAC) Control Assembly, Replace
Vehicle: 2004 Hummer H2 6.0 V8 GAS
- Loosen set screw and remove shift control knob.
- Remove mounting screws and storage bin from center console.
- Loosen shift lever locking screw and remove shifter.
- Disconnect the PRNDL lamps from the cup holder using suitable flat-bladed tool.
- Remove cup holder.
- Remove end panel to center console and disconnect electrical connectors.
- Remove console end panel.
- Disconnect clips and remove upper console trim panel.
- Disconnect console electrical connector, then remove mounting bolts and cente...
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BRAKE SERVICE PROCEDURES FOR Hummer AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported Hummer cars and light trucks from 1990+.
Disc Brakes -> Delco Dual Piston Sliding Caliper -> Troubleshooting -> Brake Rattle -> Brake Roughness Or Chatter; Pedal Pumping -> Caliper Brake Fluid Leak -> Excessive Pedal Effort -> Excessive Pedal Travel -> Heavy Brake Drag -> No Braking Effect When Brake Pedal Is Depressed -> Pull, Uneven Or Grabbing Brakes -> Rear Brakes Locking On Application
Vehicle: 2008 Hummer H3 X 3.7 L5 GAS
Excessive Pedal Travel
- Worn brake linings.
- Disc pads knock back after cornering or rough road travel.
- Piston and linings not properly seated or positioned.
- Insufficient fluid in system.
- Loose wheel bearing adjustment.
- Damaged or worn caliper piston seal.
- Improper booster pushrod adjustment.
- Pads out of flat more than .005 inch.
- Rear brake automatic adjusters inoperative.
- Improperly ground rear brake shoes.
Brake Roughness Or Chatter; Pedal Pumping
- Excessive lateral runout of rotor.
- Rotor excessively out of parallel.
Excessive Pedal Effort
- Frozen or seized pistons.
- Brake fluid, oil or grease on ...
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FUEL FILTER REPLACEMENT PROCEDURES FOR Hummer AUTOMOBILES
Fuel filter replacement procedures with corresponding images for most domestic and imported Hummer cars and light trucks sold in the U.S. for 1980+.
General Motors Corp./Saturn Light Trucks, SUVs & Vans -> Component Locations -> 1999-06 Escalade, Avalanche & Denali, 1988-03 & C/K Pickup (Except 1999-03 Sierra & Silverado), 1992-06 Blazer, Jimmy, Hummer H2, SSR, Suburban, Yukon XL, Tahoe, Yukon, Bravada Gasoline Engines & 2004-06 Rainier, TrailBlazer & Envoy
Vehicle: 2003 Hummer H2 6.0 V8 GAS
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR Hummer AUTOMOBILES
Includes CV axle, universal joint, and driveline replacement, for domestic and imported Hummer cars and light trucks from 1990+.
DRIVESHAFT, Replace -> Front -> Install -> Rear -> Remove
Vehicle: 2007 Hummer H2 6.0 V8 GAS
Front
Remove
Before disassembly, observe and accurately reference mark all driveline components relative to the propeller shaft and axles. These items include the following components:
- Propeller shafts
- Wheel drive shafts
- Pinion flanges
- Output shafts
Assemble all components in the exact relationship to each other as they were prior to removal. Observe all published specifications and torque values, and any measurements obtained prior to disassembly.
- Raise and support vehicle.
- Remove transfer case shield, if equipped.
- If equipped with double clamp style boot, remove clamp at transfer ca...
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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR Hummer AUTOMOBILES
Description, component locations, reset procedures, relearn procedures, diagnosis and testing, wiring diagrams, component replacement, and identification of vehicles equipped and not equipped with tire pressure monitoring system for most domestic and imported Hummer cars and light trucks sold in the U.S. from mid 1990's+.
Component Replacement -> Installation -> Removal -> Tire Pressure Sensor (Snap In Style)
Vehicle: 2009 Hummer H2 6.2 V8 FLEX
Tire Pressure Sensor (Snap In Style)
Each tire pressure sensor has an internal power supply which has a service life of 10 years.
Removal
- Loosen the lug nuts.
- Raise and support vehicle with jack stands, then remove the wheel and tire assembly.
- Prior to dismounting the tire from the wheel, note the following precautions:
- Position the bead breaking fixture 90, 180 and 270° from the valve stem when Separating the tire bead from the wheel.
- Position the wheel and tire so the valve stem is situated at the 2 o'clock position relative to the head. The tire iron or pry bar can be inserted...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR Hummer AUTOMOBILES
Includes starter and alternator replacement procedures for domestic and imported Hummer cars and light trucks from 1990+.
Starter, Replace
Vehicle: 2006 Hummer H2 6.0 V8 GAS
- Disconnect battery ground cable.
- Remove mounting bolts and engine shield, if required.
- Remove mounting bolts and oil pan skid plate, if required.
- Remove righthand transaxle cover bolt.
- Remove front axle mounting bracket nut, then position front axle mounting bracket bolt until tip is flush with support bushing. Do not remove bolt.
- Remove starter motor mounting bolts and slide starter forward until it clears transaxle.
- Disconnect oil level sensor electrical connector.
- Remove s...
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MAINTENANCE LAMP RESET PROCEDURES FOR Hummer AUTOMOBILES
Maintenance lamp reset procedures with corresponding images for most domestic and imported Hummer cars and light trucks sold in the U.S. from 1990+.
General Motors Corp./Saturn Trucks -> Anti-Lock Brake System Warning Lamp ->
Vehicle: 2004 Hummer H1 4 Passenger Hard Door Open TOP 6.5 V8 DIESEL
This lamp should light for approximately 6-8 seconds when the ignition is turned On as a bulb check. If the warn...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR Hummer AUTOMOBILES
Includes radiator, cooling and heater hose replacement procedures for domestic and imported Hummer cars and light trucks from 1990+
Coolant Hose, Replace -> Lower -> Upper
Vehicle: 2009 Hummer H3 Alpha 5.3 V8 GAS
Lower
- Drain cooling system into a suitable container.
- Reposition hose clamp at radiator outlet and remove hose.
- Reposition hose clamp at engine and remove hose.
- Remove hose from vehicle.
- Reverse procedure to install.
Upper
- Drain cooling syste...
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SERPENTINE BELT SERVICE PROCEDURES FOR Hummer AUTOMOBILES
Serpentine belt replacement procedures with corresponding images for most domestic and imported Hummer cars and light trucks sold in the U.S. from 1990+.
Serpentine Drive Belt, Replace
Vehicle: 2008 Hummer H2 6.2 V8 GAS
- Loosen air cleaner outlet duct clamps at following locations:
- Throttle body
- Mass airflow/intake air temperature (MAF/IAT) sensor.
- Remove air cleaner outlet duct.
- Install a breaker bar with hex-head socket to drive belt tensioner bolt.
- Rotate drive belt tensioner clockwise in o...
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COMPONENT LOCATION DIAGRAMS FOR Hummer AUTOMOBILES
Component location diagrams for most Hummer cars and light trucks sold in the U.S. from 1990+.
 Roof Components Diagram for 2004 Hummer H2 6.0 V8 GASComponents on diagram: |
 Body Components Diagram for 2007 Hummer H2 6.0 V8 GASComponents on diagram: |
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WIRING DIAGRAMS FOR Hummer AUTOMOBILES
OEM drawn wiring diagrams for most Hummer cars and light trucks sold in the U.S.
 2006 Hummer H2 6.0 V8 GAS Wiring DiagramComponents on diagram: |
 2005 Hummer H2 6.0 V8 GAS Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR Hummer AUTOMOBILES
OEM TSB listings for most Hummer cars and light trucks sold in the U.S. from 1985+.
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Document: NAVIGATION RADIO DIAGNOSTIC QUESTIONNAIRES FOR WARRANTY EXCHANGES THROUGH PQC PARTS RESTRICTION PROCESS - REVISED Vehicle: 2009 Hummer H3 Championship Series 5.3 V8 GAS Auto Systems: |
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Document: EI08309 -- Poor A/C Performance, A/C Not Cold Enough, A/C Compressor Noise Vehicle: 2009 Hummer H3 Alpha 5.3 V8 GAS Symptoms: |
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COMPONENT/PARTS SPECIFICATIONS FOR Hummer AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most Hummer 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 Hummer 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 Hummer 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 Hummer 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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