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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:
  • Data Link Connector
  • Air Suspension Module
  • Air Suspension Compressor
  • Ride Height Switch
  • 2004 Hummer H2  6.0 V8 GAS Wiring Diagram2004 Hummer H2 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Data Link Connector
  • Traction Control Switch
  • Brake Indicator
  • ABS Indicator
  • Electronic Brake Control Module
  • 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
  • Radio
  • Body Control Module
  • Electronic Brake Control Module
  • Powertrain Control Module
  • 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:
  • Memory Seat Module-Driver
  • Seat Rear Vertical Position Sensor-Driver
  • Seat Rear Vertical Motor-Driver
  • Seat Horizontal Motor-Driver
  • Seat Recline Motor-Driver
  • 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
  • Memory/Heated Seat Switch
  • Heated Seat Element-Driver Cushion
  • 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:
  • Data Link Connector
  • Body Control Module
  • Defogger Relay
  • HVAC Control Module
  • 2004 Hummer H2  6.0 V8 GAS Wiring Diagram2004 Hummer H2 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Data Link Connector
  • Throttle Actuator Control Module
  • Powertrain Control Module
  • Turn Signal/Multifunction Switch
  • 2004 Hummer H2  6.0 V8 GAS Wiring Diagram2004 Hummer H2 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Data Link Connector
  • Battery Positive Voltage
  • 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 details about 2008 Hummer H2 Bumper Light, Rear2008 Hummer H2 Bumper Light, Rear, SAE and DOT compliant to FMVSS-108; Replaces cracked, faded or yellowing reflector lights; A high quality, direct fit OE replacement LED bumper light; With 1-year IPCW limited warranty..

    Source: Auto Body Parts Store

    $140.38

    Click here to view more details about 2009 Hummer H2 17" x 8.5" Alloy Wheel2009 Hummer H2 17" x 8.5" Alloy Wheel, Alloy Wheel; 17 X 8.5; 18MM Offset; 7 Spokes; 8 Lug; 6.5 Inch BP; Machined And Dark Silver, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $121.45

    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 Condenser Assembly, 6.0, COL, 4X4, Very Good.

    Source: Used Auto Parts Store

    $120.00

    Click here to view more details2003 Hummer H2 Used Air Flow Meter/Sensor, 5.3, AUTO, 4X2, Very Good.

    Source: Used Auto Parts Store

    $61.00
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