Hummer H3T
cooling system Problems
We don't have a lot of Hummer H3T cooling system problems on file — feel free to add yours here. The most common H3T cooling system problems cost $1,200 to fix & occur at 0 miles.
Worst Hummer H3T Cooling System Problems
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#1: Transmission Fluid Mixing With Engine Coolant 2009 H3T
- Average Cost to Fix:
- $1,200
- Average Mileage:
- 0 mi
We're actively collecting data on the worst cooling system problems for the Hummer H3T.
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