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BrakesPart report

2007 Hummer H3 Brakes Problems

Complaints
11about this part
Share
5%of 238 total for the year
Median mileage
48,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 11 complaints about the brakes of the 2007 Hummer H3, 5% of the 238 complaints for this model year. Where a mileage was given, the median is 48,000 miles. 2 of these say a crash was involved and 1 a fire, according to the filers.

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.

“Started out right rear blinker. Grew to both rear blinkers. Then to all systems worked while brakes applied,then to rear blinker fuse blows when brakes applied. The bulbs were changed but not damaged ,diagnosis is body control module. This is a recurring problem with this SUV and is a serious safety hazard to have brake light failure and blinker failure. Should be recalled.”

NHTSA complaint #10470296, filed 2012-08, 48,000 miles

“- the contact owns a 2007 Hummer H3 stated that between the gas pedal and brake there is not enough room for him to navigate the two pedals because when he put his foot on the gas pedal it caught the brake pedal and it causes him difficulty in operate the vehicle properly. The current and failure mileage were both 6,000 miles.”

NHTSA complaint #10185860, filed 2007-03, 6,000 miles

“2007 Hummer H3 has vibration in the brake and accelerator pedal. The consumer also stated the vehicle overheated while driving in traffic. The consumer stated she continues to feel a kick in the pedal. The dealer was unable to fix the problems on the vehicle. Updated 01/18/11.”

NHTSA complaint #10347709, filed 2010-08, 1,884 miles

“While driving at 65 miles per hour the vehicle dash lit up all service lights the vehicle went into reduced power mode not allowing the vehicle to exceed 40 MPH and ABS sensors came on staying traction fail, ABS fail, began to stutter and stall. Took to shop. Vehicle running codes for spark plugs, replaced spark plugs. Few weeks later did it again, this time saying throttle body. Replaced it, a month later did it again, each time in major traffic having to pull off roadway to avoid an accident. This time says misfiring, throttle body, ABS,TPMS, thermostat, etc. …”

NHTSA complaint #10713219, filed 2015-04, 100,000 miles

“The contact owns a 2007 Hummer H3. The contact stated that the vehicle was turned off and the brakes were engaged when the vehicle began to roll away in reverse. The contact was able to stop the failure. The vehicle was taken to the dealer and the manufacturer was made aware of the issue but the vehicle was not repaired. The failure and current mileages were 54,000.”

NHTSA complaint #10460145, filed 2012-05, 54,000 miles

Related service bulletins

Brakes: other model years

YearComplaintsShare of year
200934%
200844%
2007115%
2006206%

Other parts of the 2007 Hummer H3

Electrical system
76 complaints
Engine
44 complaints
Visibility (wipers, defrost, mirrors)
42 complaints
Other or unknown
26 complaints
Body and structure
22 complaints
Air bags
19 complaints
Transmission and drivetrain
19 complaints
Engine cooling
13 complaints
Electronic stability control
12 complaints
Fuel system
12 complaints
Equipment
8 complaints
Suspension
6 complaints

← All problems reported for the 2007 Hummer H3

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 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