2006 Hummer H3
Engine Problems
2006 Hummer H3 Engine Problems
Click on a problem below to read more.
- Engine Runs Roughly
- Leaking Valves
- Engine Light On
- Cylinder Head Failure
- Engine Failure
- Cylinder Problem
- Low Compression
- NHTSA: Engine
- NHTSA: Engine And Engine Cooling
- NHTSA: Engine And Engine Cooling: Engine
- NHTSA: Vehicle Speed Control
- NHTSA: Vehicle Speed Control: Cruise Control
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Compare Hummer H3 Model Years
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Check out our Hummer H3 overview to see the most problematic years, worst problems and most recently reported complaints with the H3.
