2004 Hummer H2 REPAIR MANUAL -- HOW TO FIX YOUR CAR OR TRUCK

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2004 Hummer H2 CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Hummer REPAIR SHOPS DON'T WANT YOU TO KNOW

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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2004 Hummer H2 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 H2 automobile. Try the Automotix DIY solution today!
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Using the Automotix DIY repair procedures will save you hundreds and even thousands of dollars! In addition, it will save you hours of touring the city searching for Hummer mechanics you can trust. The Automotix DIY solution is particularly affordable. A full access to the entire DIY repair procedures and diagrams for your 2004 Hummer H2 vehicle will cost less than a single gallon of gas. Here are some of the DIY repair tips and procedures you will find here:

A/C & HEATER SERVICE PROCEDURES FOR 2004 Hummer H2 AUTOMOBILES

Component Replacement & Adjustment -> Hummer H2 -> Accumulator, Replace
Vehicle: 2004 Hummer H2 6.0 V8 GAS

  • Recover refrigerant as outlined in .
  • Disconnect low pressure switch electrical connector.
  • Remove nuts, then the compressor hose and evaporator fitting.
  • Remove bracket nut and accumulator.
  • Remove bolt and mounting...

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BRAKE SERVICE PROCEDURES FOR 2004 Hummer H2 AUTOMOBILES

Disc Brakes -> Delco Dual Piston Sliding Caliper -> Caliper Service -> Assemble -> Disassemble -> Inspection -> Installation -> Removal
Vehicle: 2004 Hummer H2 6.0 V8 GAS

Removal

  • Siphon 2/3 of the brake fluid from master cylinder.
  • Raise and support vehicle.
  • Remove tire and wheel assembly.
  • Compress caliper pistons until they bottom in bores using suitable clamp, Fig. .
  • Disconnect brake hose at caliper by removing inlet fitting bolt.
  • Remove mounting bolts and caliper.

Inspection

Should it become required to remove the caliper for installation of new components, clean components in denatured alcohol, wipe dry using lint-free cloths. Blow out drilled passages and holes using compressed air. Inspect dust boots for punctures or tears. If punctures or tears are...

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FUEL FILTER REPLACEMENT PROCEDURES FOR 2004 Hummer H2 AUTOMOBILES

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: 2004 Hummer H2 6.0 V8 GAS

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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2004 Hummer H2 AUTOMOBILES

DRIVESHAFT U-JOINT, Replace -> Assemble -> Disassemble
Vehicle: 2004 Hummer H2 6.0 V8 GAS

Never clamp propeller shaft tubing in a vise. Clamping could dent or deform the tube causing an imbalance or unsafe condition. Always clamp on one of the yokes and support the shaft horizontally. Avoid damaging the slip yoke sealing surface. Nicks may damage the bushing or cut the lip seal.

Disassemble

  • Support propeller shaft in a line horizontal with table of a press.
  • Mark propeller shaft in order to show which end connects to transmission and which end goes to rear axle.
  • On models equipped with external snap ring retainers, proceed as follows:
    • Disassemble snap rings by ...

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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2004 Hummer H2 AUTOMOBILES

Alternator, Replace
Vehicle: 2004 Hummer H2 6.0 V8 GAS

  • Disconnect battery ground cable.
  • Remove air inlet duct, if required.
  • Disconnect terminal plug and battery lead connections from back of alternator.
  • Remove upper fan shroud mounting bolts and fan shroud.
  • Remove accessory drive belt using suitable 3/8 i...

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MAINTENANCE LAMP RESET PROCEDURES FOR 2004 Hummer H2 AUTOMOBILES

General Motors Corp./Saturn Trucks -> Change Trans Fluid Indicator ->
Vehicle: 2004 Hummer H2 6.0 V8 GAS

This message will appear on the DIC (Driver Information Center) when it is time to change the transmission fluid....

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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2004 Hummer H2 AUTOMOBILES

Radiator, Replace
Vehicle: 2004 Hummer H2 6.0 V8 GAS

  • Drain radiator coolant into suitable container.
  • Remove upper and lower radiator hoses.
  • Remove mounting bolts and lower fan shroud.
  • Remove engine vent hose and surge take hose.
  • Disconnect engine oi...

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SERPENTINE BELT SERVICE PROCEDURES FOR 2004 Hummer H2 AUTOMOBILES

Serpentine Drive Belt, Replace
Vehicle: 2004 Hummer H2 6.0 V8 GAS

  • Rotate tensioner clockwise to release belt tension using suitable wrench, then remove belt.
  • Route belt over pulleys excep...

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COMPONENT LOCATION DIAGRAMS FOR 2004 Hummer H2 AUTOMOBILES

Component location diagrams for most 2004 Hummer H2 cars and light trucks sold in the U.S. from 1990+.

Body Control Components Diagram for 2004 Hummer H2  6.0 V8 GASBody Control Components Diagram for 2004 Hummer H2 6.0 V8 GAS

Components on diagram:
  • Data Link Connector
  • Body Control Module
  • Fuse Block
  • Footwell Courtesy Lamp
  • Connector C-5
  • Engine Compartment Components Diagram for 2004 Hummer H2  6.0 V8 GASEngine Compartment Components Diagram for 2004 Hummer H2 6.0 V8 GAS

    Components on diagram:
  • ECT Sensor
  • Engine Harness
  • Ground G-105
  • Negative Battery Cable
  • Engine Harness Ground
  • CLICK HERE TO GET FULL ACCESS TO 2004 Hummer H2 PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR 2004 Hummer H2 AUTOMOBILES

    OEM drawn wiring diagrams for most 2004 Hummer H2 cars and light trucks sold in the U.S.

    2004 Hummer H2  6.0 V8 GAS Wiring Diagram2004 Hummer H2 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Park Lamp Relay
  • Body Control Module
  • Park/Turn Signal Lamp-LF
  • Park/Turn Signal Lamp-RF
  • 2004 Hummer H2  6.0 V8 GAS Wiring Diagram2004 Hummer H2 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Data Link Connector
  • Seat Belt Switch
  • Inflatable Restraint Sensing And Diagnostic Module
  • CLICK HERE TO GET FULL ACCESS TO 2004 Hummer H2 WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR 2004 Hummer H2 AUTOMOBILES

    OEM TSB listings for most 2004 Hummer H2 cars and light trucks sold in the U.S. from 1985+.

    Document: Revised General Motors New Vehicle Tire Warranty Program
    Vehicle: 2004 Hummer H2 6.0 V8 GAS

    Auto Systems:
  • Labor Times, Manuals, Warranty, Aids
  • Wheels, Tires, Wheel Bearings, Seals, Hubs
  • Document: Front or Rear Axle Vent Hose Fluid Leak
    Vehicle: 2004 Hummer H2 6.0 V8 GAS

    Symptoms:
  • Leaks
  • CLICK HERE TO GET FULL ACCESS TO 2004 Hummer H2 TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR 2004 Hummer H2 AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2004 Hummer H2 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 2004 Hummer H2 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 2004 Hummer H2 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 2004 Hummer H2 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

    CLICK HERE TO GET FULL ACCESS TO 2004 Hummer H2 SPECIFICATIONS DATA!

    Shop online for auto body parts, engines, wheels, lights...

    Click here to view more details about 2006 Hummer H2 Turn Signal Mirror Glass, Driver And Passenger Side2006 Hummer H2 Turn Signal Mirror Glass, Driver And Passenger Side, Heated Kit With Red Chevrons, One Left And One Right Hand Signal Mirror Assembly, Wire, Connectors, And Installation Instructions, If The Vehicle Has Electrochromic (Ec Or Self-Dimming) Exterior Mirrors, That Feature Will Be Lost With Signal Mirrors, All Kits Use Red Leds Unless Otherwise Noted, Heated Mirror Applications Replace Factory Installed Heated Mirrors, All Retrofit Kits, Except 220-0235-0/H And Unless Otherwise Noted, Require Factory Installed Power Mirrors To Complete Installation, 3 Year Limited Warranty.

    Source: Auto Body Parts Store

    $210.00

    Click here to view more details about 2009 Hummer H2 Seat Belt, Front, Driver And Passenger Side2009 Hummer H2 Seat Belt, Front, Driver And Passenger Side.

    Source: Auto Body Parts Store

    $94.42

    Click here to view more details2008 Hummer H2 17" x 8.5" Alloy Wheel, Alloy Wheel; 17 X 8.5; 7 Spokes; 8 Lug; 6.5 Inch BP; Original Equipment Chrome, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $245.50

    Click here to view more details2005 Hummer H2 V8, 6.0 L, 368 CID Rebuilt Engine, 6.0 V-8 Aluminum Heads, Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $2,099.00

    Click here to view more details2003 Hummer H2 Used A/C Compressor, 5.3, AUTO, 4X4 (classic & new style), 5.3L, Very Good.

    Source: Used Auto Parts Store

    $121.00

    Click here to view more details2003 Hummer H2 Used Oil Pan, 4.8L (VIN V), Very Good.

    Source: Used Auto Parts Store

    $165.00
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