2007 Hummer H3 recalls and problems

The 2007 Hummer H3 has 2 safety recalls and 238 owner complaints filed with NHTSA. Recall repairs are free at any Hummer dealer.

Recalls

Complaints

238

Crashes / fires

12 / 18

Injuries / deaths

19 / 0

Recalls may cover only some 2007 Hummer H3 vehicles. Check your VIN at NHTSA ↗ to see open recalls for your exact car.

2007 Hummer H3 recalls

Recall 15V-421: Visibility

Reported Jul 1, 2015 · 164,993 vehicles affected · General Motors LLC

Problem: 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.

Risk: If the blower motor connector module overheats, it can increase the risk of a fire.

Fix: 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.

Recall 10V-179: Structure

Reported Apr 30, 2010 · 162,129 vehicles affected · GENERAL MOTORS CORP.

Problem: 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.

Risk: If the vehicle is being driving when this occurs, it could strike a following vehicle and cause injury and/or property damage.

Fix: 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.

2007 Hummer H3 problems reported by owners

Problem area	Reports
Electrical System	76
Engine	44
Unknown or Other	25
Visibility/Wiper	24
Structure	23
Visibility	20
Air Bags	19
Power Train	19
Engine and Engine Cooling	13
Electronic Stability Control (ESC)	12
Fuel/Propulsion System	11
Equipment	7

Most reported parts

Structure › Body — 13
Equipment › Appliance › Air Conditioner — 5
Visibility › Defroster/Defogger/Hvac System › Fan/Motor — 5
Structure › Body › Hood — 5
Air Bags › Side/Window — 3
Visibility › Sun/Moon Roof Assembly — 3
Service Brakes, Hydraulic › Pedals and Linkages — 2
Visibility › Defroster/Defogger/Hvac System — 2

Typical mileage at the time of the problem: 84,995 miles (median of owner reports).

Problems that are not covered by a recall are paid repairs; labor rates follow local mechanic pay — see what auto mechanics earn in each state.

Recent 2007 Hummer H3 complaints

Owner reports filed with NHTSA, as written (personal details removed). Complaints are not verified by NHTSA.

Structure · reported Oct 10, 2026

i was driving my hummer on the highway about 45 miles an hour when i felt somthing poped and the back started to sway back and forth so i startted slowing down and i was all over the road came to a stop on side of the road looked underneath and my drivers side wheel was all the way back against the body looked up and the frame had broken off and the spring in back also broke off rusted and the so called frame was so thin no wander it rusted why so thin they should be held accountable for making unsafe frame like this if i would have been on interstate beside a semi or other cars im shure me…

Electrical System · at 197,000 miles · reported Jul 2, 2026

The contact owned a 2007 Hummer H3. The contact stated that while the vehicle was parked, the AC was turned on, and the contact became aware of smoke entering the cabin of the vehicle. The smoke was coming from the front passenger's side underneath the dashboard. The AC was turned off, and the smoke ceased. The contact exited the vehicle and went into the store. The contact exited the store and was informed by a shopper that the vehicle was on fire. The vehicle was unoccupied. The fire was coming from underneath the hood of the vehicle. The Fire Department arrived on the scene and extinguished…

Electrical System · at 122,799 miles · reported Jun 4, 2025

Odometer Fraud. The contact purchased a 2007 Hummer H3. The contact discovered that there was a mileage discrepancy. The vehicle was an independent dealer sale. At the time of purchase, the vehicle mileage was 122,791 and at the time of registration, it was discovered that the mileage was 122,799 but additional documents also showed that the mileage was unchanged over a 3-year period.

Suspension · reported Jan 31, 2024

The problem was unknown to me and probably would be to any vehicle owner that is not a mechanic. I was driving a death trap and didn't know how easily it could have been a serious problem. The driver side leaf spring bracket had completely broke apart from the frame on the upper drive side corner in an area that without getting underneath the vehicle with a flashlight and specifically looking for would be impossible to see. The only reason I know about it now is because I took it for an inspection and it failed due to this structural defect which the technician informed me was a very common…

Structure · at 140,000 miles · reported Oct 17, 2022

The contact owns a 2007 Hummer H3. The contact stated that while driving at various speeds, the hood louvers loosened without warning. Upon investigation, the contact discovered NHTSA Campaign Number: 10V179000 (Structure) which he linked to the failure. The dealer was notified of the failure and informed that the vehicle was already serviced prior under recall. The contact was provided an estimate for the repair. The manufacturer was not notified of the failure. The vehicle was not repaired. The failure mileage was approximately 140,000.

Other Hummer H3 years

2010 2009 200820072006

Compare all Hummer H3 years · All Hummer models

Frequently asked questions

Does the 2007 Hummer H3 have any recalls?

Yes — NHTSA lists 2 recalls for the 2007 Hummer H3: 15V-421 (visibility), 10V-179 (structure). Not every vehicle is affected, so check your VIN at nhtsa.gov/recalls.

What is the most common problem with the 2007 Hummer H3?

Owners report electrical system problems most often (76 reports), followed by engine (44). The typical mileage when problems were reported is about 84,995 miles.

Are Hummer recall repairs free?

Yes. Safety recall repairs are free at authorized Hummer dealers, whether you are the first owner or bought the car used.