1999 Ford Expedition vs 1999 Mercury Mountaineer
Complaints, recalls, TSBs, investigations and safety ratings side by side, from official federal data. Last verified Aug 8, 2026. Raw complaint counts are not adjusted for sales volume.
| Metric | 1999 Ford Expedition | 1999 Mercury Mountaineer |
|---|---|---|
| NHTSA complaints | 946 | 151 |
| Recall campaigns | 2 | 4 |
| Service bulletins (TSBs) | 293 | 340 |
| Investigations | 5 | 4 |
| Crash reports | 52 | 13 |
| Fire reports | 77 | 5 |
| NCAP overall rating | — | — |
| EPA MPG (combined) | 12–14 | 14–16 |
| Median reported incident mileage | 99,084 mi | 70,000 mi |
Reported problems side by side
| Component | Ford Expedition | Mercury Mountaineer |
|---|---|---|
| Engine and Engine Cooling | 248 | 12 |
| Tires | 184 | 51 |
| Visibility | 123 | 21 |
| Electrical System | 117 | 10 |
| Power Train | 67 | 8 |
| Vehicle Speed Control | 59 | 11 |
| Suspension | 52 | 4 |
| Service Brakes, Hydraulic | 30 | 8 |
Symptoms owners describe
| Stalling | 53 | 0 |
| Vibration / shaking | 34 | 0 |
| Rust / corrosion | 27 | 0 |
| Hesitation / surging | 13 | 0 |
| Clunking / rattling | 13 | 0 |
| Loss of power | 11 | 0 |
| Water leaks | 9 | 0 |
| Oil consumption | 6 | 0 |
1999 Ford Expedition
1999 Mercury Mountaineer
Compare all Ford Expedition vs Mercury Mountaineer years →
Method. Complaints are unique NHTSA reports. A vehicle that sold more units will naturally accumulate more complaints — use shares and read the underlying reports before drawing conclusions.