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Hummer H3 CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Hummer REPAIR SHOPS DON'T WANT YOU TO KNOW
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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 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 Hummer H3 automobile. Try the Automotix DIY solution today!
BRAKE SERVICE PROCEDURES FOR Hummer H3 AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported Hummer H3 cars and light trucks from 1990+.
Power Brake Units -> Delco Brake Booster -> Power Brake Unit, Replace -> Astro, Avalanche, Escalade EXT, Safari, Sierra, Silverado & SSR -> Aztek & Rendezvous -> Blazer, Bravada, Envoy, Jimmy, Rainier & Trailblazer -> Canyon, Colorado, Sonoma & S10 -> Equinox & Torrent -> Escalade, HHR, Suburban, Tahoe & Yukon -> Express & Savana -> Hummer H2 -> Hummer H3 -> Montana, Silhouette & Venture -> Relay, Terraza, SV6 & Uplander -> SRX -> Vue
Vehicle: 2006 Hummer H3 3.5 L5 GAS
Aztek & Rendezvous
- Remove coolant reservoir, then relieve fuel system pressure as follows:
- Loosen fuel filler cap to discharge tank pressure.
- Connect fuel pressure gauge tool No. J-34730-1A, or equivalent, to fuel pressure connection. Wrap shop towel around connection while connecting fuel pressure gauge in order to avoid fuel spillage.
- Install bleed hose into an approved container and open valve in order to bleed fuel system pressure.
- Drain any fuel remaining in fuel pressure gauge into suitable container.
- Remove cruise control cable from module, then disconnect electrical ...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR Hummer H3 AUTOMOBILES
Includes CV axle, universal joint, and driveline replacement, for domestic and imported Hummer H3 cars and light trucks from 1990+.
DRIVESHAFT U-JOINT, Replace -> Assemble -> Disassemble
Vehicle: 2008 Hummer H3 3.7 L5 GAS
Never clamp propeller shaft tubing in a vise. Clamping could dent or deform the tube causing an imbalance or unsafe condition. Always clamp on one of the yokes and support the shaft horizontally. Avoid damaging the slip yoke sealing surface. Nicks may damage the bushing or cut the lip seal.
Disassemble
- Support propeller shaft in a line horizontal with table of a press.
- Mark propeller shaft in order to show which end connects to transmission and which end goes to rear axle.
- On models equipped with external snap ring retainers, proceed as follows:
- Disassemble snap rings by ...
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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR Hummer H3 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 H3 cars and light trucks sold in the U.S. from mid 1990's+.
Reset Procedures
Vehicle: 2008 Hummer H3 X 3.7 L5 GAS
When the Tire Pressure Monitor system detects a significant loss of tire pressure, the CHECK TIRE PRESSURE message is displayed on the DIC and the low tire pressure indica...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR Hummer H3 AUTOMOBILES
Includes starter and alternator replacement procedures for domestic and imported Hummer H3 cars and light trucks from 1990+.
Alternator, Replace
Vehicle: 2009 Hummer H3 Alpha 5.3 V8 GAS
- Disconnect battery ground cable from battery.
- Remove intake manifold cover.
- Remove accessory drive belt.
- Disconnect engine wiring harness electrical connector from alternator.
- Position aside battery jumper cable boot.
- Remove battery jumper cable nut from al...
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MAINTENANCE LAMP RESET PROCEDURES FOR Hummer H3 AUTOMOBILES
Maintenance lamp reset procedures with corresponding images for most domestic and imported Hummer H3 cars and light trucks sold in the U.S. from 1990+.
General Motors Corp./Saturn Trucks -> Tire Pressure Monitoring System (TPMS) Warning Indicator -> 2008-09 H3 -> Relearn -> Reset
Vehicle: 2009 Hummer H3 Championship Series 5.3 V8 GAS
Reset
When the Tire Pressure Monitor system detects a significant loss of tire pressure, the CHECK TIRE PRESSURE message is displayed on the DIC and the low tire pressure indicator is displayed on the instrument panel cluster. Adjusting tire to recommended pressure and driving the vehicle at a speed above 25 mph for at least 2 minutes will clear the tire message.
Relearn
- 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 warni...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR Hummer H3 AUTOMOBILES
Includes radiator, cooling and heater hose replacement procedures for domestic and imported Hummer H3 cars and light trucks from 1990+
Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 2008 Hummer H3 Alpha 5.3 V8 GAS
Inlet
- Drain cooling system into a suitable container.
- Release clamp on heater inlet hose at heater core.
- Remove hose from heater core.
- Remove heater inlet hose from mounting clip.
- Release clamp on heater inlet hose at engine.
- Remove hose from engine.
- Remove hose from vehicl...
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SERPENTINE BELT SERVICE PROCEDURES FOR Hummer H3 AUTOMOBILES
Serpentine belt replacement procedures with corresponding images for most domestic and imported Hummer H3 cars and light trucks sold in the U.S. from 1990+.
Serpentine Drive Belt, Replace
Vehicle: 2009 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 H3 AUTOMOBILES
Component location diagrams for most Hummer H3 cars and light trucks sold in the U.S. from 1990+.
 Underbody Components Diagram for 2007 Hummer H3 X 3.7 L5 GASComponents on diagram: |
 Engine Compartment Components Diagram for 2008 Hummer H3 Alpha 5.3 V8 GASComponents on diagram: |
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WIRING DIAGRAMS FOR Hummer H3 AUTOMOBILES
OEM drawn wiring diagrams for most Hummer H3 cars and light trucks sold in the U.S.
 2006 Hummer H3 3.5 L5 GAS Wiring DiagramComponents on diagram: |
 2008 Hummer H3 X 3.7 L5 GAS Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR Hummer H3 AUTOMOBILES
OEM TSB listings for most Hummer H3 cars and light trucks sold in the U.S. from 1985+.
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Document: Buzz noise during call when using Bluetooth Vehicle: 2009 Hummer H3 Championship Series 5.3 V8 GAS Symptoms: |
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Document: WARRANTY, SPS, CONTROL MODULE DIAGNOSTICS AND CONFIGURATION INFORMATION, PROGRAMMING, SET-UP - REVISED Vehicle: 2008 Hummer H3 X 3.7 L5 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR Hummer H3 AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most Hummer H3 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 H3 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 H3 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 H3 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
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