One problem related to alternator/generator/regulator 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.
The problem persisted and concern with stalled vehicle, serviced and problem still continue. These problems elevated to vehicle stalling, the alternator was replaced, there were continuous occurrences of the battery fail/check engine indicator light, vibration when braking, and the torque converter locked. The consumer requested a new lease and or early termination of the lease.
| Electrical System problems | |
| Alternator/generator/regulator problems | |
| Battery problems | |
| Instrument Panel problems | |
| Ignition problems |