Ac / Heater Problems
We don't have a lot of Hummer H2 AC / heater problems on file — feel free to add yours here. The most common H2 AC / heater problems occur at 95,000 miles. Click on a year below.
- Worst Ac / Heater Problems
- heat has to be on 90, if you touch it, the A/C turns on 2004 Hummer H2