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2003 Mercury Mountaineer
fuel system Problems
Worst 2003 Mountaineer fuel system Problems
Click on a problem below to read more.
- NHTSA: Fuel/Propulsion System3
- NHTSA: Fuel System, Other: Storage: Fuel Gauge System2
- NHTSA: Fuel System, Gasoline1
- NHTSA: Fuel System, Other1
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Compare Mercury Mountaineer Model Years
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Check out our Mercury Mountaineer overview to see the most problematic years, worst problems and most recently reported complaints with the Mountaineer.