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2003 Buick Regal
fuel system Problems
Worst 2003 Regal fuel system Problems
Click on a problem below to read more.
- fuel pressure regulator faulty1
- NHTSA: Fuel System, Gasoline: Delivery: Fuel Pump1
- NHTSA: Fuel/Propulsion System1
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Compare Buick Regal Model Years
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Check out our Buick Regal overview to see the most problematic years, worst problems and most recently reported complaints with the Regal.