2003 Infiniti I35 vs 2003 Nissan Altima
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 | 2003 Infiniti I35 | 2003 Nissan Altima |
|---|---|---|
| NHTSA complaints | 93 | 883 |
| Recall campaigns | 5 | 4 |
| Service bulletins (TSBs) | 64 | 101 |
| Investigations | 3 | 1 |
| Crash reports | 2 | 41 |
| Fire reports | 0 | 13 |
| NCAP overall rating | — | — |
| EPA MPG (combined) | 20 | 19–23 |
| Median reported incident mileage | 101,000 mi | 85,000 mi |
Reported problems side by side
| Component | Infiniti I35 | Nissan Altima |
|---|---|---|
| Engine and Engine Cooling | 27 | 450 |
| Engine | 44 | 117 |
| Structure | 1 | 126 |
| Electrical System | 13 | 89 |
| Vehicle Speed Control | 10 | 33 |
| Power Train | 5 | 34 |
| Air Bags | 8 | 28 |
| Fuel System, Gasoline | 1 | 28 |
Symptoms owners describe
| Stalling | 42 | 235 |
| Check engine light | 24 | 129 |
| Loss of power | 8 | 28 |
| Won’t start | 5 | 21 |
| Rust / corrosion | 0 | 107 |
| Oil consumption | 0 | 40 |
| Hesitation / surging | 0 | 36 |
| Vibration / shaking | 0 | 14 |
2003 Infiniti I35
2003 Nissan Altima
Compare all Infiniti I35 vs Nissan Altima 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.