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2009 Mercury Grand Marquis
Problems & Complaints
Worst 2009 Mercury Grand Marquis Problems by Category
Click on a category below for details. Help?
- AC / heater problems
- electrical problems
- engine problems
- lights problems
- windows / windshield problems
- brakes problems
- steering problems
- fuel system problems
- seat belts / air bags problems
- suspension problems
- wheels / hubs problems
- drivetrain problems
- body / paint problems
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Compare Mercury Grand Marquis Model Years
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Check out our Mercury Grand Marquis overview to see the most problematic years, worst problems and most recently reported complaints with the Grand Marquis.
Worst 2009 Mercury Grand Marquis Problems
-
#1: Plastic Intake Manifold Melted 2009 Grand Marquis
- Average Cost to Fix:
- $1,700
- Average Mileage:
- 72,000 mi
-
#2: Lighting Control Module Failure 2009 Grand Marquis
- Average Cost to Fix:
- $700
- Average Mileage:
- 120,000 mi
-
#3: Door Locks Not Working Intermittently 2009 Grand Marquis
- Average Cost to Fix:
- N/A
- Average Mileage:
- 78,000 mi