Hummer REPAIR MANUAL -- HOW TO FIX YOUR CAR OR TRUCK

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Hummer CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Hummer REPAIR SHOPS DON'T WANT YOU TO KNOW

Learn how to repair a car or truck, install or remove parts, wire an engine, reset warning lights, replace fuel filter, fix auto body and more. Get Automotix DIY!

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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about Hummer 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 Hummer automobile. Try the Automotix DIY solution today!
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Using the Automotix DIY repair procedures will save you hundreds and even thousands of dollars! In addition, it will save you hours of touring the city searching for Hummer mechanics you can trust. The Automotix DIY solution is particularly affordable. A full access to the entire DIY repair procedures and diagrams for your Hummer vehicle will cost less than a single gallon of gas. Here are some of the DIY repair tips and procedures you will find here:

A/C & HEATER SERVICE PROCEDURES FOR Hummer AUTOMOBILES

Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported Hummer cars and light trucks from 1990+

Component Replacement & Adjustment -> Hummer H2 -> Evaporator Core, Replace
Vehicle: 2004 Hummer H2 6.0 V8 GAS

  • Remove HVAC module as outlined in "Heating, Ventilation & Air Condition (HVAC) Module, Replace."
  • Disconnect recirculation actuator electrical connector.
  • Remove evaporator cover harness.
  • Remove mounting screws and recirculation actuator...

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BRAKE SERVICE PROCEDURES FOR Hummer AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported Hummer cars and light trucks from 1990+.

Disc Brakes -> Delco Dual Piston Sliding Caliper -> Precautions -> Brake Disc Service -> Brake Lines & Linings -> Brake Roughness -> General
Vehicle: 2007 Hummer H2 6.0 V8 GAS

Brake Lines & Linings

Remove one of the front wheels and inspect the brake disc, caliper and linings.

Do not allow any oil or grease on the linings. It is recommended that linings be replaced in sets when worn or damaged.

If the caliper is cracked or fluid leakage through the casting is evident, it must be replaced as a unit.

Brake Roughness

The most common cause of brake chatter on disc brakes is a variation in thickness of the disc. If roughness or vibration is encountered during highway operation or if pedal pumping is experienced at low speeds, the disc may have excessive thickness v...

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FUEL FILTER REPLACEMENT PROCEDURES FOR Hummer AUTOMOBILES

Fuel filter replacement procedures with corresponding images for most domestic and imported Hummer cars and light trucks sold in the U.S. for 1980+.

General Motors Corp./Saturn Light Trucks, SUVs & Vans -> Component Locations -> 1999-06 Escalade, Avalanche & Denali, 1988-03 & C/K Pickup (Except 1999-03 Sierra & Silverado), 1992-06 Blazer, Jimmy, Hummer H2, SSR, Suburban, Yukon XL, Tahoe, Yukon, Bravada Gasoline Engines & 2004-06 Rainier, TrailBlazer & Envoy
Vehicle: 2004 Hummer H2 6.0 V8 GAS

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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR Hummer AUTOMOBILES

Includes CV axle, universal joint, and driveline replacement, for domestic and imported Hummer cars and light trucks from 1990+.

DRIVESHAFT, Replace -> Front -> One Piece Driveshaft -> Rear -> Two Piece Driveshaft
Vehicle: 2009 Hummer H3 Alpha 5.3 V8 GAS

Front

  • Raise and support vehicle.
  • Mark the front U-joint to the pinion yoke on the front differential.
  • Mark the relationship of the rear U-joint to the transfer case drive flange.
  • Remove the retaining nuts and bolts from the drive flange.
  • Remove the clamps and retaining bolts from the front drive axle pinion flange.
  • Remove the front propeller shaft from the vehicle.
  • Using tape and or a rubber band, wrap the front U-joint bearing caps to ensure the caps do not separate from the U-joint.
  • Reverse procedure to install, noting the following:
    • Torque front propeller shaft to the pinion flang...

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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR Hummer AUTOMOBILES

Description, component locations, reset procedures, relearn procedures, diagnosis and testing, wiring diagrams, component replacement, and identification of vehicles equipped and not equipped with tire pressure monitoring system for most domestic and imported Hummer cars and light trucks sold in the U.S. from mid 1990's+.

Relearn Procedures
Vehicle: 2006 Hummer H3 3.5 L5 GAS

  • Apply the Parking brake, then place the ignition switch in the On position.
  • Cycle the headlamp switch from Off to Parking Lamp position 4 times within 4 seconds.
  • The horn should chirp twice and the low tire pressure warning indicator should begin to flash indicating the system is in the learn mode.
  • If the tool is not available, starting with the left front tire, increase and decrease the tire pressure for 8 to 10 seconds, then wait for the horn to chirp. The horn may chirp before the 8 to 10 second tire pressure increase and decrease procedure has been completed or as much as 30...

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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR Hummer AUTOMOBILES

Includes starter and alternator replacement procedures for domestic and imported Hummer cars and light trucks from 1990+.

Alternator, Replace
Vehicle: 2009 Hummer H3 3.7 L5 GAS

  • Disconnect battery ground cable from battery.
  • Remove accessory drive belt.
  • Raise and support vehicle only high enough to access A/C compressor through wheelhouse.
  • Remove left front wheel.
  • Remove left wheelhouse liner.
  • Disengage A/C compressor electrical connector from bracket.
  • Recover A/C system.
  • Disconnect A/C condenser and evaporator lines from compressor.
  • Remove A/C compressor mounting bolts ONLY. Upper mounting bolt will remain with A/C compress...

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MAINTENANCE LAMP RESET PROCEDURES FOR Hummer AUTOMOBILES

Maintenance lamp reset procedures with corresponding images for most domestic and imported Hummer cars and light trucks sold in the U.S. from 1990+.

General Motors Corp./Saturn Trucks -> Check Engine Oil Level ->
Vehicle: 2006 Hummer H2 6.0 V8 GAS

This system is used to indicate a low engine oil level condition. The lamp should light during engine starting. If oil level is sufficient, the lamp should go off when engine is operating. If oil level is low the...

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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR Hummer AUTOMOBILES

Includes radiator, cooling and heater hose replacement procedures for domestic and imported Hummer cars and light trucks from 1990+

Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 2005 Hummer H2 6.0 V8 GAS

Inlet

  • Drain cooling system into a suitable container.
  • Reposition heater core inlet hose clamp at engine.
  • Remove hose from engine.
  • Reposition heater hose inlet clamp at heater core.
  • Remove heater inlet hose from heater core.
  • Remove hose from vehicle.
  • Reverse procedure to in...

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SERPENTINE BELT SERVICE PROCEDURES FOR Hummer AUTOMOBILES

Serpentine belt replacement procedures with corresponding images for most domestic and imported Hummer cars and light trucks sold in the U.S. from 1990+.

Serpentine Drive Belt, Replace
Vehicle: 2008 Hummer H3 X 3.7 L5 GAS

  • Install a 3/8 inch breaker bar into drive belt tensioner.
  • Rotate tensioner clockwise, in order to relieve tension on drive belt.
  • Slide drive belt off of w...

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COMPONENT LOCATION DIAGRAMS FOR Hummer AUTOMOBILES

Component location diagrams for most Hummer cars and light trucks sold in the U.S. from 1990+.

Body Components Diagram for 2007 Hummer H2  6.0 V8 GASBody Components Diagram for 2007 Hummer H2 6.0 V8 GAS

Components on diagram:
  • Air Inflator Switch
  • Rear Auxiliary Power Outlet Switch
  • Roof Components Diagram for 2003 Hummer H2  6.0 V8 GASRoof Components Diagram for 2003 Hummer H2 6.0 V8 GAS

    Components on diagram:
  • Vanity Mirror Lamp Connector
  • Rearview Mirror Connector
  • CLICK HERE TO GET FULL ACCESS TO Hummer PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR Hummer AUTOMOBILES

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

    2007 Hummer H2  6.0 V8 GAS Wiring Diagram2007 Hummer H2 6.0 V8 GAS Wiring Diagram

    Components on diagram:
  • RH Rear Clearance Lamp
  • LH Front Clearance Lamp
  • Center Front Roof Lamp
  • 2008 Hummer H2  6.2 V8 GAS Wiring Diagram2008 Hummer H2 6.2 V8 GAS Wiring Diagram

    Components on diagram:
  • Transfer Case Shift Control Module
  • Body Control Module
  • Transfer Case Shift Control Switch
  • CLICK HERE TO GET FULL ACCESS TO Hummer WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR Hummer AUTOMOBILES

    OEM TSB listings for most Hummer cars and light trucks sold in the U.S. from 1985+.

    Document: AUTOMATIC TRANSMISSION / TRANSAXLE TORQUE CONVERTER REPLACEMENT - REVISED
    Vehicle: 2004 Hummer H2 6.0 V8 GAS

    Auto Systems:
  • Automatic Trans, Coolers, Torque Converter
  • Document: Fuel Tank Front Support Strap Fracture
    Vehicle: 2009 Hummer H3T Alpha 5.3 V8 GAS

    Auto Systems:
  • Fuel Sys, Driveability, Filters (Air & Fuel)
  • CLICK HERE TO GET FULL ACCESS TO Hummer TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR Hummer AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most Hummer cars and light trucks sold in the U.S. and Canada from 1970+.

    • Brake caliper mounting bolt torque
    • Brake drum runout, machining, & discard specs
    • Minimum brake lining thickness.
    • Brake rotor runout, parallelism, machining, discard, & finish specs

    A/C SYSTEM SPECIFICATIONS: Air conditioning refrigerant capacity and type as well as lubricant capacity for most Hummer cars and light trucks sold in the U.S. and Canada from 1980+.

    • Refrigerant capacity & type, compressor oil viscosity, total system oil capacity & compressor clutch gap

    COOLING SYSTEM BLEED: Cooling system bleeder valve identification, bleeder type and bleed procedures for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1986+.

    PREVENTIVE MAINTENANCE: Preventive maintenance recommendations and required services for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1980+. Includes severe and routine service schedules

    QUICK-LUBE and ILLUSTRATIONS: Fluid recommendations, capacities, drain plug torques, tire data, and severe service recommended preventive maintenance schedules. Information covers most Hummer cars and light trucks sold in the U.S. and Canada from 1980+. Engine and chassis service images.

    • Automatic transmission/transaxles capacities, lubricant recommendations
    • Differential/final drive capacities, lube recommendations, grades, & viscosities
    • Final drive fill & drain plug torques
    • Number of lubrication fittings & plugs
    • Power steering, brake, & clutch fluid recommendations
    • Manual transmission/transaxle capacities, lube recommendations, grades, & viscosities
    • Number of lubrication fittings & plugs
    • Power steering, brake, & clutch fluid recommendations
    • Engine oil capacities, API grade recommendations, SAE viscosity recommendations, drain plug torque
    • Severe service maintenance & interval recommendations
    • Tire sizes, wheel nut/bolt torque, pressures & rim sizes
    • Transfer case capacities, lube recommendations, grades, & viscosities

    TUNE-UP & DRIVEABILITY SPECIFICATIONS: Most tune-up specifications for most Hummer cars and light trucks sold in the U.S. and Canada from 1980+

    • Airflow sensor electrical specifications
    • Tensioning specifications for systems with automatic tensioners
    • Barometric pressure sensor specs
    • Battery group number and cranking performance
    • Crankshaft & camshaft position sensor resistance
    • Engine compression pressures
    • Coolant temperature sensor specs
    • Computer advance.
    • Diesel fuel temperature sensor resistance.
    • Distributor advance specifications
    • Ignition pickup coil resistance
    • Exhaust gas recirculation temperature sensor resistance
    • Engine fastener torque values
    • Firing order diagrams
    • Fuel system pressures
    • Generator (alternator) specs
    • Intake air temperature sensor specs
    • Ignition coil specifications
    • Fuel injector resistance
    • Engine idle speeds
    • Knock sensor resistance
    • Manifold absolute pressure sensor specs
    • Mixture control solenoid resistance
    • Voltage regulator specs
    • Spark plug applications & gaps
    • Starter motor electrical specs.
    • Tensioning specifications for systems without automatic tensioners
    • Throttle body temperature sensor resistance
    • Ignition timing in degrees at rpm
    • Transmission oil temperature sensor resistance
    • Throttle position sensor specs
    • Vacuum sensor valve specs

    CLICK HERE TO GET FULL ACCESS TO Hummer SPECIFICATIONS DATA!

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