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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 2004 Hummer H2 automobile. Try the Automotix DIY solution today!
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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:
  • Mass Air Flow Sensor
  • Intake Air Temperature Sensor
  • Air Cleaner
  • 2004 Hummer H2  6.0 V8 GAS Wiring Diagram2004 Hummer H2 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Stop Lamp Switch
  • Park/Neutral Position Switch
  • Park Lock Solenoid
  • A/t Shift Lock Control Solenoid
  • 2004 Hummer H2  6.0 V8 GAS Wiring Diagram2004 Hummer H2 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Data Link Connector
  • 1-2 Shift Solenoid Valve
  • Torque Converter Clutch Pulse Width Modulation Solenoid Valve
  • Torque Converter Clutch Solenoid Valve
  • Stop Lamp Switch
  • 2004 Hummer H2  6.0 V8 GAS Wiring Diagram2004 Hummer H2 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Body Control Module
  • Horn Switch
  • Turn Signal/Multifunction Switch
  • Horn-Right
  • 2004 Hummer H2  6.0 V8 GAS Wiring Diagram2004 Hummer H2 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Instrument Panel Cluster
  • Data Link Connector
  • Powertrain Control Module
  • Engine Oil Pressure Sensor
  • Fuel Pump And Sender Assembly
  • 2004 Hummer H2  6.0 V8 GAS Wiring Diagram2004 Hummer H2 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Transfer Case Shift Control Module
  • Traction Control Switch
  • Body Control Module
  • Electronic Brake Control Module
  • Air Suspension Module
  • 2004 Hummer H2  6.0 V8 GAS Wiring Diagram2004 Hummer H2 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Sunroof Module
  • Sunroof Relay
  • Body Control Module
  • Sunroof Switch
  • 2004 Hummer H2  6.0 V8 GAS Wiring Diagram2004 Hummer H2 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Seat Adjuster Switch-Front Passenger
  • Seat Recline Motor-Front Passenger
  • Seat Rear Vertical Motor-Front Passenger
  • Seat Lumbar Motor-Front Passenger
  • Seat Horizontal Motor-Front Passenger
  • 2004 Hummer H2  6.0 V8 GAS Wiring Diagram2004 Hummer H2 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Windshield Washer Fluid Level Switch
  • Battery
  • Headlamp-Right
  • Horn-High
  • Off Road Lamp-Grille Guard
  • 2004 Hummer H2  6.0 V8 GAS Wiring Diagram2004 Hummer H2 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Radio
  • Cellular and Navigation Antenna
  • OnStar Button Assembly
  • CLICK HERE TO GET FULL ACCESS TO 2004 Hummer H2 WIRING DIAGRAMS!

    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 Amber 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

    $150.00

    Click here to view more details2009 Hummer H2 Spark Plug Wire.

    Source: Auto Body Parts Store

    $46.64

    Click here to view more details2007 Hummer H2 Door Mirror Passenger Side, Passenger Side Power Door Mirror; With Heated Glass; With Chrome Trim Package, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $176.45

    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 Exhaust Manifold, L., Very Good.

    Source: Used Auto Parts Store

    $96.00

    Click here to view more details2008 Hummer H2 Used Cooling Fan Assembly, FAN ASSM; 7 AND 9 BLADE FANS, Very Good.

    Source: Used Auto Parts Store

    $217.00
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