1999 Mercury Grand Marquis
Worst 1999 Grand Marquis engine Problems
Click on a problem below to read more.
- cracked intake manifold2
- coil pack problems1
- NHTSA: Engine And Engine Cooling11
- NHTSA: Vehicle Speed Control8
- NHTSA: Engine And Engine Cooling: Engine5
- NHTSA: Engine3
- NHTSA: Engine And Engine Cooling: Engine: Gasoline2
- NHTSA: Vehicle Speed Control: Cruise Control2
- NHTSA: Vehicle Speed Control: Cables1
- NHTSA: Vehicle Speed Control: Linkages1
Stay Up to Date
Compare Mercury Grand Marquis Model Years
Curious how the 1999 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.