2006 Hummer H3 power train problems
20 owner complaints filed with NHTSA name the power train on the 2006 Hummer H3 — 6% of all complaints for this model year.
What owners report
“I was driving the vehicle at a normal rate of speed and stopped at a traffic light getting ready to change. I applied the brakes and when doing so, I heard some horrible noises and felt certain that parts had fallen out of the car. I knew something was immediately seriously wrong. I put the car in…”
filed Jun 23, 2023
“The contact's husband owns a 2006 Hummer H3. The contact stated that while she was attempting to park the vehicle, the gear shifter seized in the neutral (N) position as she attempted to place the gear shifter into drive (D). There was no warning light illuminated. The contact was able to park the…”
filed Mar 18, 2022
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Power Train problems in other H3 years
| Year | Reports | Share |
|---|---|---|
| 2009 H3 | 2 | 3% |
| 2008 H3 | 1 | 1% |
| 2007 H3 | 19 | 8% |
Other reported problem areas on the 2006 Hummer H3
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.