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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2008 Hummer H3 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 2008 Hummer H3 automobile. Try the Automotix DIY solution today!
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We have info for following modifications of 2008 Hummer H3

  • 2008 Hummer H3 X 3.7 L5 GAS, CC:3654, CID:223, Fuel Injection, Aspiration:223, Engine VIN:, Desg:E
  • 2008 Hummer H3 3.7 L5 GAS, CC:3654, CID:223, Fuel Injection, Aspiration:223, Engine VIN:, Desg:E
  • 2008 Hummer H3 Alpha 5.3 V8 GAS, CC:5328, CID:325, Fuel Injection, Aspiration:325, Engine VIN:, Desg:L

WIRING DIAGRAMS FOR 2008 Hummer H3 AUTOMOBILES

OEM drawn wiring diagrams for most 2008 Hummer H3 cars and light trucks sold in the U.S.

2008 Hummer H3 Alpha 5.3 V8 GAS Wiring Diagram2008 Hummer H3 Alpha 5.3 V8 GAS Wiring Diagram

Components on diagram:
  • Headlamp Switch
  • Body Control Module
  • RH Front Foglamp
  • Front Foglamp Relay
  • LH Front Foglamp
  • 2008 Hummer H3 X 3.7 L5 GAS Wiring Diagram2008 Hummer H3 X 3.7 L5 GAS Wiring Diagram

    Components on diagram:
  • Instrument Panel Cluster
  • Brake
  • Park Brake Switch
  • Brake Fluid Level Switch
  • Body Control Module
  • 2008 Hummer H3  3.7 L5 GAS Wiring Diagram2008 Hummer H3 3.7 L5 GAS Wiring Diagram

    Components on diagram:
  • Instrument Panel Cluster
  • Engine Control Module
  • Cruise Control Release Switch
  • Turn Signal Multifunction Switch
  • Cruise Control On Off Switch
  • 2008 Hummer H3 Alpha 5.3 V8 GAS Wiring Diagram2008 Hummer H3 Alpha 5.3 V8 GAS Wiring Diagram

    Components on diagram:
  • Instrument Panel Cluster
  • Battery
  • Generator
  • Engine Control Module
  • Driver Information Center
  • 2008 Hummer H3 Alpha 5.3 V8 GAS Wiring Diagram2008 Hummer H3 Alpha 5.3 V8 GAS Wiring Diagram

    Components on diagram:
  • Body Control Module
  • 2008 Hummer H3 X 3.7 L5 GAS Wiring Diagram2008 Hummer H3 X 3.7 L5 GAS Wiring Diagram

    Components on diagram:
  • Transmission Control Module
  • Engine Control Module
  • AC Compressor Clutch
  • Secondary Air Injection Pump
  • Park Neutral Position Switch
  • 2008 Hummer H3 X 3.7 L5 GAS Wiring Diagram2008 Hummer H3 X 3.7 L5 GAS Wiring Diagram

    Components on diagram:
  • Sunroof Control Module
  • Sunroof Switch
  • 2008 Hummer H3  3.7 L5 GAS Wiring Diagram2008 Hummer H3 3.7 L5 GAS Wiring Diagram

    Components on diagram:
  • Instrument Panel Cluster
  • Theft Deterrent Module
  • Ignition Switch
  • Body Control Module
  • 2008 Hummer H3 X 3.7 L5 GAS Wiring Diagram2008 Hummer H3 X 3.7 L5 GAS Wiring Diagram

    Components on diagram:
  • Passenger Seat Adjuster Switch
  • Driver Seat Lumbar Motor
  • Passenger seat Adjuster Motor Assembly
  • Driver Seat Lumbar Adjuster Switch
  • Power Seat Fuse Holder
  • 2008 Hummer H3 X 3.7 L5 GAS Wiring Diagram2008 Hummer H3 X 3.7 L5 GAS Wiring Diagram

    Components on diagram:
  • Instrument Panel Cluster
  • Vehicle Speed Sensor
  • Engine Control Module
  • Clutch Pedal Position Sensor
  • CLICK HERE TO GET FULL ACCESS TO 2008 Hummer H3 WIRING DIAGRAMS!

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

    Click here to view more details about 2010 Hummer H3 Seat Belt, Front, Driver And Passenger Side2010 Hummer H3 Seat Belt, Front, Driver And Passenger Side.

    Source: Auto Body Parts Store

    $94.42

    Click here to view more details2010 Hummer H3 Antenna, 1370 mm cable; A high quality antenna; May require modification or other adjustment to your vehicle upon installation; With 2 years limited Trustbuilt warranty..

    Source: Auto Body Parts Store

    $9.81

    Click here to view more details2010 Hummer H3 16" x 7.5" Alloy Wheel, Alloy Wheel; 16 X 7.5; 38MM Offset; 13 Spokes; 6 Lug; 5.5 Inch BP; All Painted Silver, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $117.50

    Click here to view more details2009 Hummer H3 L5, 3.7 L, 225 CID Rebuilt Engine, Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

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    Click here to view more details2008 Hummer H3 Used Rear View Mirror, W/ ONSTAR, Very Good.

    Source: Used Auto Parts Store

    $96.00

    Click here to view more details2006 Hummer H3 Used Parking Lamp, Driver Side, L, Side Marker; (fender mtd), L., Very Good.

    Source: Used Auto Parts Store

    $66.00
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