2017 Toyota Sienna vs 2018 Toyota Sienna
Complaints, recalls, TSBs, investigations and safety ratings side by side, from official federal data. Last verified Sep 22, 2026. Raw complaint counts are not adjusted for sales volume.
| Metric | 2017 Toyota Sienna | 2018 Toyota Sienna |
|---|---|---|
| NHTSA complaints | 153 | 71 |
| Recall campaigns | 10 | 7 |
| Service bulletins (TSBs) | 259 | 300 |
| Investigations | 0 | 0 |
| Crash reports | 13 | 5 |
| Fire reports | 4 | 0 |
| NCAP overall rating | 5/5 | 5/5 |
| EPA MPG (combined) | 20–22 | 20–22 |
| Median reported incident mileage | 26,892 mi | 30,500 mi |
Reported problems side by side
| Component | Toyota Sienna | Toyota Sienna |
|---|---|---|
| Power Train | 36 | 19 |
| Electrical System | 20 | 7 |
| Fuel/propulsion System | 14 | 9 |
| Engine | 15 | 5 |
| Structure | 14 | 5 |
| Wheels | 16 | 1 |
| Service Brakes | 11 | 2 |
| Vehicle Speed Control | 6 | 5 |
Symptoms owners describe
| Stalling | 17 | 5 |
| Check engine light | 8 | 0 |
| Loss of power | 6 | 0 |
| Hesitation / surging | 6 | 7 |
| Vibration / shaking | 5 | 0 |
2017 Toyota Sienna
2018 Toyota Sienna
Compare all Toyota Sienna vs Toyota Sienna 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.