1999 Infiniti QX4 vs 2001 Infiniti QX4
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 Infiniti QX4 | 2001 Infiniti QX4 |
|---|---|---|
| NHTSA complaints | 43 | 73 |
| Recall campaigns | 2 | 4 |
| Service bulletins (TSBs) | 87 | 88 |
| Investigations | 1 | 1 |
| Crash reports | 4 | 7 |
| Fire reports | 2 | 0 |
| NCAP overall rating | — | — |
| EPA MPG (combined) | 15 | 15 |
| Median reported incident mileage | 135,000 mi | 102,295 mi |
Reported problems side by side
| Component | Infiniti QX4 | Infiniti QX4 |
|---|---|---|
| Suspension | 14 | 12 |
| Structure | 8 | 17 |
| Steering | 14 | 6 |
| Equipment | 0 | 18 |
| Fuel System, Gasoline | 5 | 4 |
| Power Train | 3 | 6 |
| Electrical System | 5 | 2 |
| Engine and Engine Cooling | 3 | 4 |
Symptoms owners describe
| Rust / corrosion | 10 | 26 |
| Stalling | 0 | 6 |
1999 Infiniti QX4
2001 Infiniti QX4
Compare all Infiniti QX4 vs Infiniti QX4 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.