Is the 2007 Hummer H3 reliable?

There isn't enough NHTSA complaint data on file yet to give this model year a verdict.

What are the most common problems with the 2007 Hummer H3?

The most-reported component is electrical system, accounting for 32% of complaints on file.

How many recalls does the 2007 Hummer H3 have?

2 recalls on file for this model year.

2007 Hummer H3

○ Not enough data

2007 Hummer H3
BUILT 2026-10-10

Not enough comparison years on file yet for a fair verdict.

This verdict reflects complaint volume compared to this model's typical year. Recalls and safety issues below apply regardless of the verdict — always check them.

How is this computed?

Complaints: 237
Recalls: 2
Investigations: 0
Top problem: Electrical system

Complaints per year

2007: 237 complaints

View as data table

Year	Complaints
2003	2
2006	361
2007	237
2008	113
2009	69
2010	7

Known problem areas

Percentages can add to more than 100% — a complaint can name more than one system.

Electrical system

32% · 76 reports

Most commonly citing interior/under dash and starter assembly.

CRASHFIRE

Show complaint excerpts

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.

NHTSA ODI report, 2026-07-02

I was in a parking lot, I started the vehicle and turned the air conditioner on. It worked but suddenly stopped blowing air. I took it in and it was diagnosed as the blower motor resistor had gone out.

NHTSA ODI report, 2012-09-29

Also filed under Visibility

Tl* the contact owns a 2007 Hummer H3. The contact stated that he started the vehicle and noticed that the air conditioner was no longer functioning.

NHTSA ODI report, 2012-08-10

Engine

19% · 44 reports

CRASHFIRE

Visibility/wiper

10% · 24 reports

Structure

9% · 22 reports

Most commonly citing body and hood.

CRASH

Visibility

8% · 20 reports

Most commonly citing fan/motor and sun/moon roof assembly.

FIRE

Safety timeline

2 recalls · 0 investigations · oldest first

To check one car, enter its VIN on the NHTSA recall page. Check a VIN →

R

2010-04-12Structure10V179000 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…

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…

Check if this car was fixed →
R

2016-02-26Visibility15V421000 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.

Remedy: 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.

Check if this car was fixed →

Buy-smart checklist

2007 Hummer H3 — pre-purchase inspection

Inspect

Electrical system: 76 reports on file for this year.
Engine: 44 reports on file for this year.
Visibility/wiper: 24 reports on file for this year.

Verify these recalls were completed

Recall 10V179000 · Structure
Recall 15V421000 · Visibility

FAQ

Is the 2007 Hummer H3 reliable?: There isn't enough NHTSA complaint data on file yet to give this model year a verdict.
What are the most common problems with the 2007 Hummer H3?: The most-reported component is electrical system, accounting for 32% of complaints on file.
How many recalls does the 2007 Hummer H3 have?: 2 recalls on file for this model year.

Data updated 2026-08-25 · Complaints are unverified owner reports filed with NHTSA, not independently verified defects. Methodology.