The vehicle dossier US · 2007

2007 Hummer
H3Problems & recalls

237 distinct owner reports in the NHTSA snapshot. Electrical system appears in 76 of them. Explore what was reported—and which official actions are on file.

Snapshot Sep 28, 2026Live NHTSA complaint API How this dossier is compiled

01 / Owner-reported evidence

What owners reported.

Categories attached to 237 distinct reports. A report can mention more than one component, so category totals can overlap.

Electrical system76 reports
Other components58 reports
Engine56 reports
Visibility42 reports
Body & structure21 reports
Air bags19 reports
Transmission & drivetrain19 reports
Fuel system12 reports
Brakes10 reports
Steering5 reports
Suspension5 reports
See original component labels
ELECTRICAL SYSTEM69
ENGINE44
UNKNOWN OR OTHER25
VISIBILITY/WIPER24
POWER TRAIN16
AIR BAGS15
ELECTRONIC STABILITY CONTROL (ESC)12
STRUCTURE:BODY12
FUEL/PROPULSION SYSTEM11
ENGINE AND ENGINE COOLING10
VISIBILITY8
SERVICE BRAKES6
STEERING5
EQUIPMENT:APPLIANCE:AIR CONDITIONER5
VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:FAN/MOTOR5
STRUCTURE:BODY:HOOD5
STRUCTURE4
SUSPENSION4
AIR BAGS:SIDE/WINDOW3
SEATS3
VISIBILITY:SUN/MOON ROOF ASSEMBLY3
VEHICLE SPEED CONTROL3
SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES2
LATCHES/LOCKS/LINKAGES2
TIRES2
VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM2
EXTERIOR LIGHTING2
ELECTRICAL SYSTEM:WIRING:INTERIOR/UNDER DASH2
ELECTRICAL SYSTEM:STARTER ASSEMBLY2
SEAT BELTS2
VISIBILITY:WINDSHIELD WIPER/WASHER:MOTOR1
SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER1
STRUCTURE:BODY:ROOF AND PILLARS1
ENGINE AND ENGINE COOLING:COOLING SYSTEM1
EQUIPMENT1
POWER TRAIN:MANUAL TRANSMISSION1
POWER TRAIN:AUTOMATIC TRANSMISSION1
TRACTION CONTROL SYSTEM1
ENGINE AND ENGINE COOLING:ENGINE1
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DRUM1
VEHICLE SPEED CONTROL:ACCELERATOR PEDAL1
SERVICE BRAKES, HYDRAULIC1
AIR BAGS:FRONTAL1
TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS1
FUEL SYSTEM, GASOLINE1
EQUIPMENT ADAPTIVE/MOBILITY1
POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)1
VISIBILITY:WINDSHIELD WIPER/WASHER1
ELECTRICAL SYSTEM:WIRING1
EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.1
SUSPENSION:REAR1
ELECTRICAL SYSTEM:IGNITION1
ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY1
ELECTRICAL SYSTEM:INSTRUMENT PANEL:SPEEDOMETER/ODOMETER1

These are reports made to NHTSA, not verified diagnoses. More reports can reflect more vehicles, more time on the road, or greater reporting activity.

The reporting timeline

When reports arrived.

Reports by year filed, not by the year a problem occurred. Showing the latest 15 years with reports.

Year filed (last two digits)Latest report: Jul 2, 2026
Mileage, where supplied

84,908 miles is the median among 192 reports with usable mileage. The middle half spans 56,800–120,000 miles.

This describes the submitted reports. It does not predict when a vehicle will fail.

02 / Official safety campaigns

2 recall campaigns on file.

A campaign can cover only certain production dates or configurations. The count does not tell you whether an individual car has an open recall.

Jul 1, 2015 Safety recallVISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:FAN/MOTORCampaign 15V421000

Reported concern

General Motors LLC (GM) is recalling certain model year 2006-2010 Hummer H3 vehicles manufactured February 5, 2005, to May 24, 2010, and 2009-2010 Hummer H3T vehicles manufactured May 21, 2008, to May 24, 2010. In the affected vehicles, the connector module that controls the blower motor speed for the heating, ventilation and air conditioning system may overheat.

Manufacturer’s stated response

GM will notify owners, and dealers will replace part of the blower motor connector and harness, free of charge. The recall began February 26, 2016. Owners may contact Hummer customer service at 1-800-732-5493. GM's number for this recall is 15042.

Manufacturer campaign: 15042

Read campaign 15V421000 at NHTSA
Apr 30, 2010 Safety recallSTRUCTURE:BODY:HOODCampaign 10V179000

Reported concern

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 HOOD LOUVER RATTLE AGAINST THE HOOD AND BECOME LOOSE. IF THIS INDICATOR IS UNNOTICED, ADDITIONAL CLIPS COULD FRACTURE AND THE HOOD LOUVER COULD DETACH FROM THE VEHICLE.

Manufacturer’s stated response

DEALERS WILL APPLY AN ADHESIVE TO THE HOOD LOUVER TO SECURE IT TO THE HOOD. THIS SERVICE WILL BE PERFORMED FREE OF CHARGE. THE SAFETY RECALL BEGAN ON APRIL 12, 2010. OWNERS MAY CONTACT HUMMER AT 800-732-5493 OR AT THE OWNER CENTER AT WWW.GMOWNERCENTER.COM.

Manufacturer campaign: N100088

Read campaign 10V179000 at NHTSA
Check this car’s VIN at NHTSA

03 / The manufacturer’s record

Instructions. Updates. Responses.

822 distinct communications list this model-year. Showing the latest 12. A matching model-year does not establish that every engine, trim or reported symptom is covered.

Aug 7, 2025 Service Bulletin/Repair InstructionsPIC5650MThis Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagno…NHTSA ID 11021792

This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble Codes B3055, B3060, B3935, C0750, C0755, C0760, C0765, and/or C0775.

Components: UNKNOWN OR OTHER. Confirm detailed applicability in the original document.

Source record 11021792 at NHTSA
Jul 18, 2025 Service Bulletin/Repair InstructionsPIP5601CThis PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.NHTSA ID 11020816

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

Components: UNKNOWN OR OTHER. Confirm detailed applicability in the original document.

Source record 11020816 at NHTSA
May 30, 2025 Service Bulletin/Repair InstructionsPIT5074RThis 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.NHTSA ID 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.

Components: UNKNOWN OR OTHER. Confirm detailed applicability in the original document.

Source record 11019074 at NHTSA
May 30, 2025 Service Bulletin/Repair InstructionsPIT5074RThis 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.NHTSA ID 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.

Components: UNKNOWN OR OTHER. Confirm detailed applicability in the original document.

Source record 11019073 at NHTSA
May 30, 2025 Service Bulletin/Repair InstructionsPIT5074RThis 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.NHTSA ID 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.

Components: UNKNOWN OR OTHER. Confirm detailed applicability in the original document.

Source record 11019072 at NHTSA
Mar 28, 2025 Service Bulletin/Repair Instructions23-NA-001This service bulletin provides information for dealers/technicians on OnStar Module 2G Sunset Information.NHTSA ID 11017252

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

Components: ELECTRICAL SYSTEM · UNKNOWN OR OTHER. Confirm detailed applicability in the original document.

Source record 11017252 at NHTSA
Feb 20, 2025 Service Bulletin/Repair InstructionsPIP5358DThis 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 …NHTSA ID 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 noise for assessment by engineering. Technician will need to call General Motors Technical Assistance Center for further assistance.

Components: UNKNOWN OR OTHER. Confirm detailed applicability in the original document.

Source record 11014455 at NHTSA
Dec 7, 2024 Service Bulletin/Repair InstructionsPIT5074QThis 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 …NHTSA ID 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 tension or probing the .64 series terminals. The test probe terminal has been released in the terminal repair kit (J-38125-620H) located in Lear Tray 7 part number 963716-2. There are 5 terminated leads in a package part number is 13505346, which can be ordered through your normal General Motors Customer Care and Aftersales parts channel.

Components: UNKNOWN OR OTHER. Confirm detailed applicability in the original document.

Source record 11011782 at NHTSA
Oct 25, 2024 Service Bulletin/Repair InstructionsPIP4723JThis 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/chargin…NHTSA ID 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 Vehicle Data Recorder tools, giving website address and step by step instructions to complete the update.

Components: ELECTRICAL SYSTEM. Confirm detailed applicability in the original document.

Source record 11009156 at NHTSA
Sep 27, 2024 Service Bulletin/Repair Instructions04-06-04-051JThis service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.NHTSA ID 11009531

This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.

Components: ENGINE. Confirm detailed applicability in the original document.

Source record 11009531 at NHTSA
Sep 16, 2024 Service Bulletin/Repair Instructions08-07-30-026IThis service bulletin provides information on some vehicles that may rock or move slightly forward or rearward while in Park at start up after cold soak. This condition may be accompanied by a clunk noise. This is a slight move…NHTSA ID 11009088

This service bulletin provides information on some vehicles that may rock or move slightly forward or rearward while in Park at start up after cold soak. This condition may be accompanied by a clunk noise. This is a slight movement that is more often seen visually, rather than felt, when viewed from the outside and using the auto-start feature, if equipped.

Components: POWER TRAIN. Confirm detailed applicability in the original document.

Source record 11009088 at NHTSA
Sep 12, 2024 Service Bulletin/Repair InstructionsPIT5099HThis Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will ne…NHTSA ID 11007744

This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature.

Components: UNKNOWN OR OTHER. Confirm detailed applicability in the original document.

Source record 11007744 at NHTSA
Browse all manufacturer records by page

Records below contain the NHTSA bulk summary unless a document-reviewed explainer is linked. A service bulletin is not a safety recall or a promise of a free repair. Records may be revised or superseded; verify the current document with the manufacturer.

04 / Agency investigations

Official inquiries.

An investigation is an inquiry into a potential concern. Its presence does not establish a defect, and a closed case does not certify a car’s condition.

No investigation records matched this model-year in the snapshot.

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