- July 17: Ford Takata Class-Action Lawsuit Receives Preliminary Approval news | 6 days ago
- June 20: NHTSA Denies Petition to Investigate Ford and Mercury SUVs investigations | 33 days ago
2003 Mercury Mountaineer
Cooling System Problems
2003 Mercury Mountaineer Cooling System Problems
Click on a problem below to read more.
- NHTSA: Engine And Engine Cooling: Cooling System2
- NHTSA: Engine And Engine Cooling: Cooling System: Fan1
Stay Up to Date
Compare Mercury Mountaineer Model Years
Curious how the 2003 Mountaineer compares to other years?
Check out our Mercury Mountaineer overview to see the most problematic years, worst problems and most recently reported complaints with the Mountaineer.