Hummer H3
transmission Problems
We don't have a lot of Hummer H3 transmission problems on file — feel free to add yours here. The most common H3 transmission problems cost $2,400 to fix & occur at 105,000 miles.
The worst model years for transmission problems are the 2007 H3, 2008 H3, and the 2006 H3.
Worst Hummer H3 Transmission Problems
-
#1: Transmission Failure 2007 H3
- Average Cost to Fix:
- $1,400
- Average Mileage:
- 127,000 mi
-
#2: Radiator Leaked Into Transmission 2008 H3
- Average Cost to Fix:
- $3,800
- Average Mileage:
- 98,000 mi
-
#3: Transmission Cooler Busted In Radiator 2007 H3
- Average Cost to Fix:
- $2,000
- Average Mileage:
- 92,000 mi