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2007 Hummer H2 problems

The most common problem on the 2007 Hummer H2 is electrical system. It has fewer complaints than a typical H2 model year.

Typical yearClose to a typical year
Year score
86/100
Owner complaints
11
Recalls
2
Service bulletins
838
Worst area
Electrical

The worst 2007 Hummer H2 problems

Ranked by number of owner complaints. Mileage and cost come from what owners wrote.

  • Electrical
    3
  • Body
    2
  • Engine
    2
  • Fuel system
    1
  • Steering
    1

Problems by type

Tap a problem to see which part fails, at what mileage and in which other years.

  • Electrical
    3
  • Body
    2
  • Engine
    2
  • Fuel system
    1
  • Steering
    1
  • Suspension
    1
  • Visibility
    1
  • Wheels
    1

Recalls 2

Electrical systemReported June 4, 2010 · 1,365,070 vehicles affected
What is wrong
Gm is recalling certain model year 2006-2009 buick, lucerne; cadillac dts; hummer h2; model year 2008-2009 buick enclave; cadillac cts; model year 2007-2009 cadillac escalade, escalade esv, escalade ext; chevrolet avalanche, silverado, suburban, tahoe; gmc acadia, sierra, yukon, yukon xl; saturn outlook; and model year 2009 chevrolet traverse vehicles equipped with a heated washer fluid system (hwfs). A recall was implemented in 2008 to add a fuse to the control circuit harness to address the potential consequences of a printed circuit board (pcb) electrical short. However, there have been new reports of thermal incidents on hwfs modules after this improvement was installed. These incidents resulted from a new failure mode attributed to the device's thermal protection feature. The significance varies from minor distortion to considerable melting of the plastic around the hwfs fluid chamber.
Risk
It is possible for the heated washer module to ignite and a fire may occur.
Remedy
Dealers will permanently disable and remove the heated washer fluid module. An updated page for the owner manual will be provided and inserted in the owner manual to document that the feature has been permanently disabled and removed from the vehicle. The safety recall began on june 11, 2010. Owners may contact buick at 1‑866‑608‑8080, cadillac at 1‑866‑982‑2339, chevrolet at 1‑800‑630‑2438, saturn at 1‑800‑972‑8876, gmc at 1‑866‑996‑9463 and hummer at 1‑800‑732‑5493 or at the owner center at www.gmownercenter.com.

Recall number 10V240000 · Recall details

Electrical systemReported August 28, 2008 · 857,735 vehicles affected
What is wrong
Gm is recalling 857,735 my 2006-2008 buick lucerne; cadillac dts; hummer h2; my 2007-2008 cadillac escalade, escalade esv, escalade ext; chevrolet avalanche, silverado, suburban, tahoe; gmc acadia, sierra, yukon, yukon xl, saturn outlook; and my 2008 buick enclave vehicles equipped with a heated wiper washer fluid system. A short circuit on the printed circuit board for the washer fluid heater may overheat the control-circuit ground wire.
Risk
This may cause other electrical features to malfunction, create an odor, or cause smoke increasing the risk of a fire.
Remedy
Dealers will install a wire harness with an in-line fuse free of charge. The recall began on september 12, 2008. Owners may contact buick at 1‑866‑608‑8080; cadillac at 1‑800‑982‑2339 or http://www.cadillac.com; chevrolet at 1‑800‑630‑2438; saturn at 1‑800‑972‑8876 or http://www.saturn.com, gmc at 1‑866‑996‑9436; or hummer at 1‑800‑732‑5493; or through their website at http://www.gmownercenter.com .

Recall number 08V441000 · Recall details

See all 2 recalls for the 2007 Hummer H2

Defect investigations

Non-crash engine compartment firesOpened June 12, 2008, closed September 8, 2008

In a letter dated august 27, 2008, general motors corp. (gm) notified the federal safety agency that it will conduct a safety recall (the federal safety agency recall number 08v‑441) to address a safety relateddefect that can result in engine compartment fire in approximately 850,000 vehicles equipped with a heated windshield washer fluid option.the subject vehicles of this investigation comprise over three-quarters of the recall population. According to gm, a short circuit on the printed circuit board for the windshield washer fluid heater module may overheat the control-circuit ground wire. This may cause other electrical features to malfunction, create an odor or cause smoke and in rare cases it may cause a fire.as a remedy, gm dealers will install a wire harness with an in-line fuse. In addition to the subject vehicles, several other gm models with the heated windshield washer fluid option are included in recall 08v‑441: my 2006-2008 buick lucerne (manufactured august 2005 through november 2007); my 2008 buick enclave (manufactured february 2007 through april 2007); my 2006-2008 cadillac dts (manufactured may 2007 through november 2007); my 2007-2008 saturn outlook (manufactured august 2006 through april 2007); and my 2007-2008 gmc acadia (manufactured august 2006 through april 2007) vehicles.gm is instructing owners to take their vehicle to a dealer for service if they experience symptoms of windshield washer heater module short circuits. Gm's recall resolves the safety defect concerns pursued by this investigation.this engineering analysis is closed.

EA08010

Non-crash engine compartment firesOpened February 4, 2008, closed June 12, 2008

In response to an information request letter sent by the office of defects investigation(odi) during preliminary evaluation pe08-010, gm provided odi with 41 allegations of non-crash engine compartment fires including 16 allegations of fires originating with the ignition in the off position.one of the fires was determined to be caused by an arson event.odi has also received 5 reports, 4 of which are of duplicative of reports provided by gm, alleging non-crash engine compartment fires in the subject vehicles.in total, odi is aware of 41 non-crashengine compartment fires in the subject vehicles that are unrelated to arson.eight of the 41 fire allegations also allege property damage as a result of the fires.this preliminary evaluation has been upgraded to an engineering analysis (ea08-010) to further assess the scope, frequency, origin and cause of the alleged non-crash related engine compartment fires in the subject vehicles.

PE08010

Technical service bulletins for the 2007 Hummer H2 838

Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.

See all 838 bulletins for the 2007 Hummer H2

What 2007 Hummer H2 owners say

Most recent owner complaints, unedited.

Filed May 15, 2021 · Body, Wheels · 100,000 miles · TX

Truthfully, I'm not sure what I knew they stole from her and when they recovered it she was missing several parts and was hitting her chest

Filed Jul 5, 2018 · Electrical · 85,000 miles · TX

Rear window on driver side, cable snapped less than a year ago. It was raining heavy and I had to ride with the window down for 13 hours till I got home. Tonight, it's the 4th of july, took my kids to see fireworks.. Rolled the window down for them to watch, heard a pop. Naturally I was out of town and had to to ride home like that..

Filed Jun 4, 2018 · Visibility · 110,000 miles · SC

The right above the windshield on passenger side leaks water into the cab of the vehicle. Water runs down the window to the dash board goes beyond the dash down through the firewall and in the glove box thru the glove box and drips onto the air compressor causing the part to break, thus causing the dash board and all the components to over heat because the fan does not work to cool the electrical circuit boards associated with. All the dash board features. Plus the air conditioner does not work either as a result of the leak. Mold and mildew all throughout the car under the dash and the smell is awful.

Filed Jun 4, 2018 · Electrical · 78,000 miles · SC

Abs /. Traction control. Both lights on at the message center of the dash board. Simultaneously these two light come on and off intermittently. Meaning they come on together, sometimes when I hit a speed bump and then they go out for sometimes 1 month or 4 months each time randomly. Always when the car is moving or in operation.

Filed Feb 21, 2018 · Fuel system · 84,000 miles · TN

Loud tapping noise from the exhaust manifold bolts being broken in the engine block, which causes and exhaust smell even when standing on the outside of vehicle.

Filed Jul 19, 2013 · Engine · 105,000 miles · NJ

Tl* the contact owns a 2007 hummer h2. The contact stated that two bolts sheared off the exhaust manifold and the head of the engine, which resulted in a leak. The contact was concerned of the possibility of a fire. The contact also stated that the engine was abnormally loud. The contact spoke with the dealer and was told to take the vehicle in to have the bolt and exhaust manifold replaced. The vehicle was not repaired. The failure and the current mileages were 105,000.

Filed Oct 7, 2012 · Body, Steering · 34,000 miles · TX

When I backed out of my garage and turn my wheel hard to the left to enter the steer from my drive way I hear a loud clicking noise. I took it to hummer and they said it will cost 1500 - 2000 dollars to repair out of pocket. They said it was a subframe support structure that was eroded.

Filed Jun 14, 2011 · FL

Letter forwarded from dept of justice transmitting correspondence from re his inability to get parts for his h2 2007 hummer *tgw the consumer stated the vehicle was broken into and the head liner and other parts of the interior were destroyed. The consumer was informed the parts were no longer being manufactured.

Filed Dec 7, 2010 · Suspension · 39,000 miles · IL

Tl* the contact owns a 2007 hummer h2. The contact was driving approximately 35 MPH when the vehicle stalled without warning. The vehicle was able to be driven to the dealer where it was inspected. The dealer informed the contact that the bearings on the fwd would need to be replaced. The bearings were replaced. The VIN was unavailable. The failure mileage was approximately 39,000.

Filed Jun 30, 2008 · Engine · 13,000 miles · OH · fire

I have a 2007 h2 hummer that was in my driveway yesterday and my neighbor noticed that it was on fire. It was sitting there with no keys in it, turned off, not even gone anywhere the whole day. It looks like it started behind the dash or back of the engine compartment. It is completely destroyed. Do you want this vehicle for your investigation? Thank god it wasn't in my garage or my kids weren't in it.

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Questions about the 2007 Hummer H2

Is the 2007 Hummer H2 reliable?

Owners have filed 11 complaints about the 2007 Hummer H2, fewer than a typical H2 model year.

What is the 2007 Hummer H2 year score?

The 2007 Hummer H2 scores 86 out of 100 (good). The score compares it with the other model years of the Hummer H2: 75 is a typical year, 50 means twice the usual complaints, and serious complaints and recalls lower it.

What is the most common problem with the 2007 Hummer H2?

Electrical system, with 3 complaints. Next is body (2).

How many recalls does the 2007 Hummer H2 have?

2 recalls, covering electrical system.

Was there a recall on the 2007 Hummer H2 electrical?

Yes, 2 recalls: 10V240000, 08V441000. Check your VIN to see if your car still needs the free repair.

What year does the Hummer H2 have the most electrical problems?

The Hummer H2 model years with the most electrical complaints are 2005 (27 complaints), 2003 (24 complaints) and 2004 (14 complaints).

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