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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:
  • Blower Motor
  • HVAC Control Module
  • Blower Motor Control Processor
  • 2004 Hummer H2  6.0 V8 GAS Wiring Diagram2004 Hummer H2 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Data Link Connector
  • Park Brake Switch
  • Brake Fluid Level Switch
  • Brake Indicator
  • Body Control Module
  • 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:
  • 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:
  • Windshield Wiper Motor And Module
  • Body Control Module
  • Ambient Light Sensor
  • Turn Signal/Multifunction Switch
  • 2004 Hummer H2  6.0 V8 GAS Wiring Diagram2004 Hummer H2 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • 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:
  • 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:
  • Data Link Connector
  • Driver Door Module
  • Memory Seat Module-Driver
  • Seat Adjuster Switch-Driver
  • Memory/Heated Seat Switch
  • 2004 Hummer H2  6.0 V8 GAS Wiring Diagram2004 Hummer H2 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Parking Lamp Relay
  • Battery
  • Starter Relay
  • Generator
  • Ignition Relay
  • 2004 Hummer H2  6.0 V8 GAS Wiring Diagram2004 Hummer H2 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Starter Relay
  • Ignition Switch
  • Electronic Brake Control Module
  • HVAC Control Module
  • 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 2009 Hummer H2 Antenna2009 Hummer H2 Antenna, 4-section mast; 1200 mm cable; With top and side key; A high quality universal fender mount antenna; May require modification or other adjustment to your vehicle upon installation; Backed by 1-year, unlimited-mileage warranty..

    Source: Auto Body Parts Store

    $5.62

    Click here to view more details2003 Hummer H2 Oil Level Sensor, Pin type; 2-prong male terminal; Screw-in mounting; A high quality, OE replacement oil level sensor; With 2 years limited TrustBuilt warranty..

    Source: Auto Body Parts Store

    $18.10

    Click here to view more details about 2007 Hummer H2 17" x 8.5" Alloy Wheel2007 Hummer H2 17" x 8.5" Alloy Wheel, Alloy Wheel; 17 X 8.5; 7 Spokes; 8 Lug; 6.5 Inch BP; Aftermarket 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 details2008 Hummer H2 Used A/C Compressor, 5.3, AUTO, RWD, Very Good.

    Source: Used Auto Parts Store

    $159.00

    Click here to view more details2003 Hummer H2 Used Ignition Switch W/Key, NO DESCRIPTION, Very Good.

    Source: Used Auto Parts Store

    $61.00
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