2006 Hummer H3 Service and Repair Manual

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Factory-Grade Data

2006 Hummer H3 service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.

Built for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and use wiring diagrams and system sections to diagnose problems faster.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Electrical coverage with wiring diagrams
  • Coverage across key systems: engine, transmission, brakes, steering, suspension, HVAC, and more

Trims covered

  • Base Sport Utility 4-Door
  • Luxury Sport Utility 4-Door
  • Adventure Sport Utility 4-Door

Engines covered

  • 3.5L 3460CC 211Cu. In. l5 GAS DOHC Naturally Aspirated

Index / Table of contents

  • Body
  • Brakes
  • Chassis Electrical
  • Driveline
  • Engine Cooling
  • Engine Electrical
  • Engine Mechanical
  • Engine Performance & Emission Controls
  • Fuel System
  • General Information & Identification
  • Heating, Ventilation, & Air Conditioning
  • Hybrid & Electric Vehicle Systems
  • Steering
  • Suspension
  • Transmission, Clutch, & Transfer Case
  • Wiring Diagrams

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  • Visa

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Vehicle Safety Data

2006 Hummer H3 Recalls & Complaints

NHTSA #06V41700031/10/2006Component: AIR BAGS:FRONTAL

CERTAIN VEHICLES ORIGINALLY BUILT WITH CLOTH SEATS THAT WERE EQUIPPED WITH AN AUTOMATIC AIR BAG PASSENGER SENSING SYSTEM AND LATER REUPHOLSTERED WITH AFTERMARKET LEATHER SEAT COVER KITS ARE INVOLVED.

Consequence

IF THE PASSENGER SENSING SYSTEM MALFUNCTIONS, THE FRONT AIR BAG ON THE PASSENGER SIDE MAY BE DISABLE

Remedy

BECAUSE A REPLACEMENT LEATHER SEAT COVER THAT IS COMPATIBLE WITH THE PASSENGER SENSING SYSTEM IS NOT

NHTSA #10V17900030/04/2010Component: STRUCTURE:BODY:HOOD

GM IS RECALLING CERTAIN MODEL YEAR 2006 THROUGH 2010 HUMMER H3 VEHICLES. SOME OF THESE VEHICLES HAVE A CONDITION IN WHICH THE INTEGRAL CLIP-TABS ON THE LOUVER ON THE HOOD MAY FRACTURE, CAUSING THE HO

Consequence

IF THE VEHICLE IS BEING DRIVING WHEN THIS OCCURS, IT COULD STRIKE A FOLLOWING VEHICLE AND CAUSE INJU

Remedy

DEALERS WILL APPLY AN ADHESIVE TO THE HOOD LOUVER TO SECURE IT TO THE HOOD. THIS SERVICE WILL BE PE

NHTSA #05V55200007/12/2005Component: EQUIPMENT:OTHER:LABELS

CERTAIN TRUCKS AND SPORT UTILITY VEHICLES FAIL TO CONFORM TO THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 110, "TIRE SELECTION AND RIMS." THESE VEHICLES WERE SHIPPED WITH TIRE AND L

Consequence

A MISPRINTED LABEL COULD LEAD TO IMPROPER VEHICLE LOADING SPECIFICATIONS OR TIRE INFLATION WHICH COU

Remedy

OWNERS WILL BE PROVIDED WITH CORRECTED LABELS AND INSTALLATION INSTRUCTIONS. AT THE CUSTOMER'S OPTI

TSB #11020816

This PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.

TSB #11019074

This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini 50 terminal test probe, replacement terminals, and terminated leads.

TSB #11019073

This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini 50 terminal test probe, replacement terminals, and terminated leads.

TSB #11019072

This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini 50 terminal test probe, replacement terminals, and terminated leads.

TSB #11017252

This service bulletin provides information for dealers/technicians on OnStar Module 2G Sunset Information.

TSB #11014455

This Preliminary Information communication provides information to the technician about vehicles that have an unusual noise and is difficult to identify, isolate or pinpoint. Technician should get record a sound clip or take a video of the

TSB #11011782

This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal test probe, replacement terminals, and terminated leads. The J-35616-64B is the latest test probe released for checking

TSB #11009156

This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester and

Showing the 8 most recent of 738 technical service bulletins on file with NHTSA.

20061204Component: AIR BAGS:FRONTALCrash reported2 injured

DT*: THE CONTACT STATED WHILE DRIVING 60 MPH TO A RAMP CHANGING TO ANOTHER HIGHWAY, THE CONTACT SLAMMED THE BRAKES WHEN NOTICED THE VEHICLE HIT SOMETHING WHICH RESULTED TO BE A DEER. THE FRONT AIR BA

20061204Component: SEAT BELTS:FRONTCrash reported2 injured

DT*: THE CONTACT STATED WHILE DRIVING 60 MPH TO A RAMP CHANGING TO ANOTHER HIGHWAY, THE CONTACT SLAMMED THE BRAKES WHEN NOTICED THE VEHICLE HIT SOMETHING WHICH RESULTED TO BE A DEER. THE FRONT AIR BA

20210331Component: AIR BAGSCrash reported1 injured

WE RECENTLY HAD TRANSMISSION COOLANT LINE REPLACED BY THE DEALER ABOUT 2 WEEKS AGO. LAST NIGHT, WHILE MY 17 YEAR OLD SON WAS DRIVING STRAIGHT ON A PAVED ROAD AT APPROXIMATELY 25MPH THE DRIVER AND

20120322Component: AIR BAGSCrash reported1 injured

TL* THE CONTACT OWNS A 2006 HUMMER H3. THE CONTACT STATED THAT WHILE STOPPED AT A TRAFFIC STOP, THE VEHICLE WAS REAR-ENDED AND CRASHED INTO A POLE. THE CONTACT SUSTAINED INJURIES TO THE NECK, BACK AND

20101207Component: AIR BAGSCrash reported1 injured

TL* THE CONTACT OWNS A 2006 HUMMER H3. THE CONTACT STATED THAT WHILE DRIVING 40 MPH, THE VEHICLE CRASHED INTO A FIXED BARRIER WHILE TRYING TO DECELERATE INTO A TURN. THE AIR BAGS DID NOT DEPLOY. THE D

Showing the 5 most serious of 470 complaints filed with NHTSA.

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