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2006 Hummer H3: water leaks into the cabin

6 of the 361 complaints about the 2006 Hummer H3 describe water leaks into the cabin.

owner complaints
6
of this car's complaints
2%
typical mileage
68,000
recalls
1
Is there a fix? There is 1 recall and 8 service bulletins for this area of the car. See below

Water leaks into the cabin by model year

  • 2009
    1
  • 2008
    3
  • 2007
    4
  • 2006
    6

What owners say

Filed Sep 3, 2015 · Body · 109,013 miles · NC

Tl* the contact owns a 2006 hummer h3. While parked, the drain holes in the top of the vehicle allowed rain water to enter the interior of the vehicle on the passenger side. The contact stated that the water entering the vehicle caused the control panel to malfunction. The contact also stated that the key became stuck in the ignition. The vehicle was taken to the dealer, but the failure could not be duplicated. The vehicle was not repaired. The manufacturer was made aware of the failure. The failure mileage was 109,013.

Filed Aug 17, 2015 · Body, Electrical · 130,000 miles · MD

Tl* the contact owns a 2006 hummer h3. The contact stated that once the anti-theft was activated, it was unable to be deactivated using the key fob or manually. As a result, the engine locked, and the contact was unable to start the vehicle. The failure recurred numerous times. The vehicle was not diagnosed or repaired. The contact also stated that during rainy weather, water entered the vehicle from the drain holes on top of the vehicle. As a result, the interior of the vehicle and the air bag were wet. The failure recurred during the rainy weather conditions. The manufacturer was notified of the failure. The approximate failure mileage was 130,000. Updated 09/18/15*lj updated 09/22/15

Filed Jun 24, 2015 · 60,000 miles · MD

There is a known issue with this vehicle leaking I noticed it when it was raining that rain would leak through the on star microphone as well as through the front the driver and passenger doors and make the carpet like a sponge: https://youtu.be/ennnfwkhqwo the video attached to this link shows a prime example. If you read the comments it would show many customers of been affected with the same exact model vehicle. Also this video shows another example of water leaking through the on star microphone. Https://youtu.be/aqhyfoosmxg it is too expensive to have to pay $130.00 for them to diagnose a manufacturing flaw that multiple owners are going through. Please set a recall for this vehicle for them to resolve. Again it is a 2006 hummer h3. Thanks in advance.

Filed May 3, 2013 · Visibility · 68,000 miles · VA

Tl* the contact owns a 2006 hummer h3. The contact stated that while driving at various speeds, the sun roof began to leak water. The water caused mold to grow inside the vehicle. The contact had contracted pneumonia three times due to the failure. The vehicle was taken to a dealer for diagnosis and the contact was advised to clean the sun roof track every two to three months to avoid the leak.the vehicle was not repaired. The failure and current mileage was 68,000.

Filed Mar 7, 2013 · Body, Electrical · 1,000 miles · NC

We have battling the problem of the sunroof leaking on our hummer. There is drain tubes in the corners of the sunroof this water is supposed to go do these tubes then on the ground. How ever this is not the case. In most cases the water leaks down the pillars in the trucks dash compartment and soaks the carpet on both sides and the head liner. We have had it to the dealership on several accessions and they just say they were stop up but they just leak the next day like nothing has even been done. They charge 300 dollars to do this. I have the technician tell me that nothing he has done will fix this off the record..when the water is pouring in there is nothing you can do the onstar goes off and your lights on the inside go dim we have had the cpu short out due to water the blower controller both front speakers and behind the dash all the metal parts are covered in rust. When the electrical parts shorted out the wires were burnt and we were driving when this happened on one occasion and had to have it towed. We have tried everything taken it the dealership did not help. The truck is always damp inside. Then of course the smell of the carpets. I even have contacted gm and just said take to the dealership and they are gonna charge the same thing. I am scared for my wife and family to drive this truck. We will not even leave in the garage due the risk of fire. If you google this problem there is over 60k topics on this and forum after forum about it. And every is saying this. It is obvious that this is a design flaw and gm is not going to stand behind this. I think something should done about this before something very bad happens to someone in these trucks. I just want it fixed nothing else.

Filed Aug 9, 2010 · Visibility · 65,000 miles · VA

Hummer h3 complaint first, the 06 hummer h3 sunroof has leaked on two separate occasions about a year and a half apart, most recent this may-june. Water leakage inside on the front side window panels and floor panels and floor. Moore cadillac-hummer told me that clogged drains were the cause. I think the seal must be defective otherwise the rain would not get in. The first incident was covered under warranty; this past incidence the warranty had just expired so I was charged $100 dollars. I have a feeling that it's going to happen again. I've never had this happen on other cars, the seals never leaked unless I left the roof open. Second, the A/C fan blower recently went out, this july-august, my local mechanic said that the r & r blower motor resistor and resistor wire harness burned out. I've read this on several blogs, that this will happen repeatedly due to the design and resistor capacity. His service fee to repair is $300 dollars; about $170 for labor and $ 130 for parts, which I think is too high. I haven't taken it to the local gm dealer (moore cadillac-hummer), though I purchased it from criswell in gaithersburg, md, since I probably could not afford their cost.

Service bulletins that may apply

Related recalls

Structure: body: hoodReported April 30, 2010 · 162,129 vehicles affected
What is wrong
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.
Remedy
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.

Recall number 10V179000 · Recall details

Questions about the 2006 Hummer H3 water leak

Is water leaks into the cabin a common problem on the 2006 Hummer H3?

6 of 361 owner complaints about the 2006 Hummer H3 (2%) mention water leaks into the cabin. The model year with the most reports is 2006.

Is there a recall or service bulletin for this on the 2006 Hummer H3?

There is 1 recall and 8 service bulletins for the same area of the car. Check them below with your VIN.

Other symptoms on the 2006 Hummer H3

Check engine light 31Won't start 25Misfire 23Fire or smoke 18Stalling 12Loss of power 10Coil spring 8Ball joint 6Grinding brakes 5Overheating 5

All model years of the Hummer H3

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