4.0

definitely annoying
Typical Repair Cost:
No data
Average Mileage:
72,000 miles
Total Complaints:
1 complaints

Most common solutions:

  1. not sure (1 reports)
Get notified about new defects, investigations, recalls & lawsuits for the 2007 Hummer H3:

Unsubscribe any time. We don't sell/share your email.

problem #1

Mar 012010

H3 3.7L

  • Automatic transmission
  • 72,000 miles

I don't know what the fix is and I am looking for a solution or a place to start.

- nilt, Wonder Lake, IL, US

Send Comment Add Complaint