HUMMER 2010 Hummer H3 Base

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Repair and Diagnosis

Quick Lookups
- Common Specs & Procedures
- DTC Index
- Electrical Component Locations
- Fluids
- Technical Bulletins
- Tire Fitment
- Wiring Diagrams
Accessories & Equipment
- Anti-Theft Systems
- Body Interior
- Collision/Avoidance
- Communication Devices
- Cruise Control Systems
- Drivers Assistance Systems - ADAS
- Entertainment Systems
  - Cellular, Entertainment, And Navigation
    - Specifications
    - Schematic and Routing Diagrams
    - Diagnostic Information and Procedures
    - Repair Instructions
    - Description and Operation
      - Navigation System Description and Operation
      - OnStar Description and Operation
      - Radio/Audio System Description and Operation
        Notes
        Radio Circuit Operation
        Antenna System
        AM/FM Reception
        Radio Signal
        Notes
        AM Reception
        FM Reception
        Digital Radio Receiver (if equipped)
        Speaker Operation
        Audio Amplifier (If equipped)
        Radio Data System (RDS) (If equipped)
        RDS Messages
        MP3/CD Formatting Information for MP3/CD Radios
        Integral Multi Disc CD Changer (IMDX) (If equipped)
        Theft Deterrent
        Radio Error Messages
        OnStar ® (if equipped)
        Using the Auxiliary Input Jack (if equipped)
        Speed Compensated Volume (If equipped)
      - Video Entertainment System Description and Operation (Non-Headrest DVD Systems)
      - Video Entertainment System Description and Operation (Dual Headrest DVD Systems)
- Exterior Lights
- Gauges & Instrument Panels
- Headlights
- Heated Glass/Defoggers
- Horns
- Ignition Switch/Steering Lock
- Infotainment
- Interior/Exterior Trim
- Interior/Illumination Lights
- Memory Modules
- Mirrors
- Seats
- Steering Column Switches
- Warning Systems
- Window Motors & Regulators
- Wiper/Washer Systems
Body & Frame
- Body, Cab Control Systems
- Door Locks
- Exterior Body Panels
- Exterior/Interior Trim
- Frames, Subframes & Crossmembers
- Ignition Switch/Steering Lock
- Mirrors
- Seats
- Sun Roof/T-Top/Convertible Top
- Fixed And MOVEABLE Windows
Brakes
- Anti-Lock Brakes
- Mechanical - Hydraulic
- Parking Brake System
- Traction Control
Drivelines & Axles
- Axle Shafts
- Differentials & Drive Axles
- Driveshaft & Universal Joints
Electrical
- Body Electrical
- Charging Systems
- Component Locations
- Gauges
- Horns
- Motors, Switches, Relays
- Starter
- Wiring Diagrams
Engine Mechanical
- Cooling System (Mechanical)
- Engine Exhaust
- Lubrication System
- Mechanical
- Starter
Engine Performance
- Emissions
- Specifications
- System
- Testing & Diagnosis
General Information
- Abbreviations
- Basic Trouble Shooting
- Brakes
- Check Lists
- OBD-II Drive Cycles - 3.7L
- Driveline/Axles
- DTC Index
- Electrical
- Engine
- Engine Performance
- Map - Exhaust Systems
- Heating, Ventilation & A/C (HVAC)
- Hoist/Jack
- Identification
- Metric Conversions
- OEM General Information
- Reset Procedures
- RPO Codes
- Specifications Index
- Steering
- Traction Control Disable Procedures
- Trouble Shooting - Manual Transmission - General Information
Heating, Ventilation & A/C (HVAC)
- General Servicing
- HVAC Control Systems
Maintenance
- Procedures
Restraints
- Air Bag, SRS
- Restraints Control Systems
- Seat Belts
Steering
- Manual Steering
- Power Steering
- Steering Column
Suspension
- Front Suspension
- Rear Suspension
- Wheel Alignment
- Wheels & Tire System
Transmission
- Automatic Trans
- Hydraulic Diagrams
- Transfer Case - BW 4493/4494
External Pages

Manual:HUMMER Hummer H3 Base 2010Page:23948 / 37523

Symptoms - Horns: Notes — 2010 Hummer H3 Base, Automatic Service Manual

Symptoms - Horns: Notes

IMPORTANT: The following steps must be completed before using the symptom tables:

Perform Diagnostic System Check - Vehicle , before using the symptom tables in order to verify that all of the following are true:
- There are no DTCs set
- The control modules can communicate via the serial data link
Review the system operation in order to familiarize yourself with the system functions. Refer to Horns System Description and Operation .