1998 Mercury Grand Marquis
Worst 1998 Grand Marquis engine Problems
Click on a problem below to read more.
- plastic intake manifold cracks2
- engine stalls1
- excessive oil consumption1
- shudder during acceleration1
- NHTSA: Vehicle Speed Control8
- NHTSA: Engine And Engine Cooling: Engine: Gasoline7
- NHTSA: Engine And Engine Cooling6
- NHTSA: Engine And Engine Cooling: Engine6
- NHTSA: Engine3
- NHTSA: Engine And Engine Cooling: Engine: Gasoline: ...1
- NHTSA: Vehicle Speed Control: Cruise Control1
Stay Up to Date
Compare Mercury Grand Marquis Model Years
Curious how the 1998 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.