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2003 Mercury Grand Marquis
Worst 2003 Grand Marquis lights Problems
Click on a problem below to read more.
- headlights cycle on and off4
- headlights go off for no reason4
- headlights do not work properly1
- headlights intermittently dim1
- NHTSA: Exterior Lighting138
- NHTSA: Exterior Lighting: Headlights16
- NHTSA: Exterior Lighting: Brake Lights1
- NHTSA: Exterior Lighting: Headlights: Switch1
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Compare Mercury Grand Marquis Model Years
Curious how the 2003 Grand Marquis compares to other years?
Check out our Mercury Grand Marquis overview to see the most problematic years, worst problems and most recently reported complaints with the Grand Marquis.