One problem related to front suspension hub has been reported for the 2003 Mercury Mountaineer. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2003 Mercury Mountaineer based on all problems reported for the 2003 Mountaineer.
1) front wheel bearing hub assembly failure resulting in unsafe​ undriveable (this has been repeatedly​ reported by vehicle owners regardless of vehicles milage) failure accured while slowing down for a stoplight after exiting a parking lot of a restaurant 2) lift hatch cracked center of hatch above the emblem potentially allowing water into the interior working of hatch and causing untold and unseen water related damages​(this is an admitted Ford manufacturing defect across the entire vehicle​ line spending multiple years production).