One problem related to front suspension wheel bearing has been reported for the 2004 Mercury Mountaineer. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2004 Mercury Mountaineer based on all problems reported for the 2004 Mountaineer.
Humming in front at all speeds ft wheel bearings where bad. Now right rear bearing making noise. Very loose . Lots of other complaints online need to be looked at.
| Front Suspension Lower Ball Joint problems | |
| Front Suspension Hub problems | |
| Suspension problems | |
| Front Suspension Wheel Bearing problems |