NHTSA Data Explorer

Hummer H3T

Data refreshed October 26, 2026

Select a model year to filter results to that year of the Hummer H3T.

Complaints

87

Active records

Recalls

3

Active records

TSBs

1,095

Active records

Filing history

Monthly totals over the last 20 years. Click a legend item to show or hide that series.

Reported severity

Based on consumer complaints filed since 2000. Recalls and TSBs do not include severity data.

Deaths

0

Injuries

5

Crashes

2

Fires

6

Top reported issues — Hummer H3T

Click a category to expand its values.

Condition issue

24

Starting behavior

22

Operating state

20

Safety restraint issue

15

HVAC behavior

14

Thermal issue

13

Safety restraint behavior

12

Fluid issue

8

Performance issue

8

Reporting mechanism

6

Engine behavior

5

Electrical issue

4

Smell

4

Driver assistance issue

3

Noise

3

Lighting behavior

2

Recent change

2

Access/entry issue

1

Braking behavior

1

Communication/network issue

1

Powering on/off behavior

1

Ride/handling behavior

1

Recent filings

The 10 most recent filings for each type.

2009 HUMMER H3

Filed Feb 24, 2026


Category: Recall Reimbursement Problem NHTSA Complaint Description I am filing a complaint regarding General Motors’ refusal to reimburse an out-of-pocket repair related to Safety Recall N150042 on my 2009 Hummer H3 (VIN: [XXX] ). On December 31, 2025, I paid $946.06 out-of-pocket to correct the defect covered by Recall N150042 (blower motor connector module). The repair was performed at Coleman Buick GMC Cadillac in Lawrenceville, New Jersey. A complete reimbursement package was submitted to…

2009 HUMMER H3

Filed Nov 18, 2025


Was doing a frame inspection on my hummer h3. Turns out the rear left frame rail is completely rusted through. And there are parts hanging on by a thread. I have found many complaints online about rust in this exact spot( rear left frame). I believe this issue should be dealt with immediately. Someone could be killed. The car is not that old and no other car of this age and mileage has this amount of rust penetration through the frame. GM needs to be held accountable. THIS IS A MANUFACTURING…

2009 HUMMER H3

Filed Aug 26, 2025


The contact owns a 2009 Hummer H3. The contact stated that the vehicle failed to immediately start, and the security warning light illuminated. After several attempts, the vehicle was started. The contact stated that the failure was intermittent but had become more frequent. The cause of the failure was not yet determined. The manufacturer and local dealer were notified of the failure, but no assistance was provided. The failure mileage was 97,000.

2009 HUMMER H3

Filed Jan 6, 2025


The contact owns a 2009 Hummer H3. The contact stated that while attempting to start the vehicle, the vehicle failed to start. The contact waited for a while before the vehicle started. The contact stated that the vehicle was slow to start. The contact stated that while her husband was at the store, he waited for 15 minutes before the vehicle started. There were no warning lights illuminated. The vehicle was taken to an independent mechanic who replaced the battery and starter, but the failure…

2010 HUMMER H3

Filed Mar 2, 2024


My transfer case established a large fluid leak so I inspected it, the findings was a large hole in the main housing on the transfer case fluid was leaking out. The transfer case was removed and disassembled, and found that the 2 screws that hold the chain guide to the housing had backed out or fell out and let the chain guide fall down in to the gear mechanism and ground it up and broke the main case. In result was the quarter size hole in the housing of the transfer case allowing liquid to…

2009 HUMMER H3

Filed Jun 16, 2023


I was having the truck inspected per state yearly requirements and when the shop lifted the truck, the bed bent backward. The frame was rusted out on both sides.

2009 HUMMER H3

Filed Dec 6, 2022


Traveling at approximately 35mph on inner city road in my 2009 Hummer H3T, both driver and passenger side curtain airbags deployed without any warning, no collision or accident, system went into crash mode and fired seat belt tensioners. Pictures taken of the exterior conditions and terrain/road conditions. Luckily just driver was in vehicle no other passengers. Vehicle taken to GMC dealer and inspected by service tech and insurance company. Multiple other Hummer H3(T) owners have…

2009 HUMMER H3

Filed Jan 11, 2021


RECENTLY MY 2009 HUMMER H3, HAS BEEN ACTING STRANGE. WHILE DRIVING DOWN THE ROAD, WARNING LIGHTS WILL FLASH, WILL BEEP, (TRACTION CONTROL, ABS, SERVICE 4WD, CHANGE OIL, SERVICE TPM), ALL THE WHILE ALL THINGS ELECTRICAL STOPS WORKING SUCH AS HEADLIGHTS, BRAKE LIGHTS, BLOWER FAN, HEATED SEAT, TURN SIGNALS, AND ALL THIS WHILE DRIVING DOWN THE ROAD AT NORMAL SPEED. IT STARTED DOING THIS AS THE WEATHER GOT COLDER BUT THIS H3 IS WELL MAINTAINED AND IS GARAGE KEPT AND I ONLY USE IT TO DRIVE TO AND…

2009 HUMMER H3

Filed Sep 1, 2020


AIR BAG MODULE NOT RESPONDING AND IS DANGEROUS DUE TO THE FACT IT COULD DEPLOY AT A RANDOM TIME WHILE DRIVING. THE AIR BAG LIGHT STAYS ON AFTER THE VEHICLE IS IN MOTION CAUSING A POTENTIALLY DANGEROUS INCIDENT. ALSO HAIRLINE CRACKING IN THE RADIATOR DUE TO THE PLASTIC TOP OF THE RADIATOR TANK RUBBING ON THE VEHICLES FRAME.

2009 HUMMER H3

Filed May 12, 2020


PERIODICALLY 2-3 TIMES A YEAR FOR PAST 6 YEARS WHEN DRIVING DOWN THE HIGH CAR WILL DIE, WHEN PULL OVER TO THE SIDE OF THE ROAD, CAR WILL NOT RESTART, MAY RESTART AFTER 10 MINUTES OR AFTER TOWED TO REPAIR SHOP,TAKEN TO THE DEALER SEVERAL TIMES AND SEVERAL TIMES TO HIGH END INDEPENDENT AUTO SHOPS, NO ERROR CODE EVER FOUND. READ ON HUMMER FORUMS ISSUE WITH IGNITION SWITCH, REPLACED IGNITION SWITCH AND FAULT HAS NOT RECURRED. *TR

Data sourced from NHTSA's public datasets. Issue classifications are generated by Repair Surge. About this data.

Updated October 26, 2026. Refreshed nightly.