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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
  • 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:
  • Data Link Connector
  • Driver Door Module
  • Front Passenger Door Module
  • 2004 Hummer H2  6.0 V8 GAS Wiring Diagram2004 Hummer H2 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Body Control Module
  • Park/Neutral Position Switch
  • Backup Lamp-Left
  • Backup Lamp-Right
  • 2004 Hummer H2  6.0 V8 GAS Wiring Diagram2004 Hummer H2 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Body Control Module
  • Driver Door Module
  • Front Passenger Door Module
  • Door Latch Assembly-RR
  • Door Latch Assembly-Front Passenger
  • 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
  • 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:
  • 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:
  • Inflatable Restraint Steering Wheel Module
  • Inflatable Restraint Steering Wheel Module Coil
  • Inflatable Restraint Front End Discriminating Sensor-Left
  • Steering Wheel Module-High Control
  • Inflatable Restraint Front End Discriminating Sensor-Right
  • 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
  • Inflatable Restraint Steering Wheel Module Coil
  • Rear Seat Audio Controller
  • Battery Positive Voltage
  • 2004 Hummer H2  6.0 V8 GAS Wiring Diagram2004 Hummer H2 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Data Link Connector
  • Cigar Lighter
  • Auxiliary Power Outlet-Console
  • 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 2004 Hummer H2 Cab Light2004 Hummer H2 Cab Light.

    Source: Auto Body Parts Store

    $105.46

    Click here to view more details about 2007 Hummer H2 Tail Light2007 Hummer H2 Tail Light, Bulbs included; SAE and DOT compliant to FMVSS-108; Features clear, sturdy top lenses for maximum brightness and specialized heat vents to prevent extreme temperature lens damage; Vacuum tested and 3-point inspected before finished to ensure air-tight lenses and quality; No drilling or modification required; Easy installation; With 1-year IPCW limited warranty..

    Source: Auto Body Parts Store

    $303.73

    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; Silver, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $117.50

    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 Upper Control Arm, Driver Side, 6.6, AUTO, 4X2 L, Very Good.

    Source: Used Auto Parts Store

    $62.00

    Click here to view more details2009 Hummer H2 Used Cooling Fan Assembly, Fan Assm; 7 and 9 blade fans, Very Good.

    Source: Used Auto Parts Store

    $161.00
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