One problem related to door latch 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.
Consumer cannot open the rear passenger door from the inside of the vehicle. Consumer made contact with the dealership on four separate occasions, but the problem is still recurring.
| Latches/locks/linkage problems | |
| Hatchback/liftgate Lock problems | |
| Tailgate Latch problems | |
| Door Latch problems |