Real World MPG for the Hummer H3
Please select the variant of HUMMER H3 you'd like MPG information for below.
Vehicles with manufacturer fuel consumption data only:
- MPG for the Hummer H3 3.7 - L5 (0 user reviews)
- MPG for the Hummer H3 3.7 - L5 Aut (0 user reviews)
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