2008 Hummer H3 Body and structure Problems
- Complaints
- 8about this part
- Share
- 7%of 113 total for the year
- Median mileage
- 42,000miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 8 complaints about the body and structure of the 2008 Hummer H3, 7% of the 113 complaints for this model year. Where a mileage was given, the median is 42,000 miles. 1 recall campaign on record is filed under a similar system.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“The drain tubes for the sunroof become clogged and get pinched in the trim of the vehicle causing water to drain inside the vehicle and cause water damage.”
NHTSA complaint #11221112, filed 2019-06, 78,000 miles“Sunroof drains collect water and there is moisture inside the vehicle. Based on the dealership review it is due to a faulty design of the drains due to the restrictions at both front and rear.”
NHTSA complaint #10505665, filed 2013-04, 42,000 miles“Nothing lead to the failure. Second occurrence in 11 month period of time. First occurrence 12/3/2009 and now another repair needed 11/4/2010. Sunroof channels clogging and leaking water into vehicle. Hazard when driving in rain when water pour through the vehicle dousing and distracting the driver which could result in a possible jerk of the wheel or wreck. Front windshield also begins to fog to do moisture and impedes view of road. Water pouring into vehicle causing mold in carpet, seats and electrical components.”
NHTSA complaint #10363985, filed 2010-11, 37,784 miles“The contact owns a 2008 Hummer H3. The contact stated that while driving at 45 MPH, the hood vent grill detached from the vehicle and cracked the drivers side of the windshield. The hood vent grill came in contact with an unknown vehicle and a chevrolet suburban. The vehicle was not diagnosed or repaired. The dealer was not contacted. The manufacturer was not notified of the failure. The failure mileage was 120,000. The VIN was not available.”
NHTSA complaint #10992461, filed 2017-05, 120,000 miles“Engine was replaced at 163,000 miles now at 168,000 miles the frame is rusted beyond repair and is about to give at any moment nothing really left near rear axels. This could have definitely caused a horrible accident to myself or others having a big car just give way and collapse. Took it to mechanic who warned me first then next day took it to body shop that said nothing could be done. Basically both said get rid of it for parts as fast as you can and don’t look back. …”
NHTSA complaint #11569854, filed 2024-02Related recalls
- 10V179000Apr 30, 2010Gm 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…Covers: Hummer H3 2006–2010
Related service bulletins
- 10213818May 31, 2022This Preliminary Information communication provides information to the technician about vehicles that have an unusual noise and is difficult to identify, isolate or pinpoint…
- 10197294May 12, 2021This Preliminary Information communication provides information to the technician about vehicles that have an unusual noise and is difficult to identify, isolate or pinpoint…
Body and structure: other model years
Other parts of the 2008 Hummer H3
34 complaintsVisibility (wipers, defrost, mirrors)
27 complaintsEngine
18 complaintsAir bags
17 complaintsOther or unknown
9 complaintsSteering
5 complaintsBrakes
4 complaintsEngine cooling
4 complaintsEquipment
4 complaintsFuel system
4 complaintsSuspension
4 complaintsExterior lighting
3 complaints
← All problems reported for the 2008 Hummer H3
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 28, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology