2020 Toyota Sienna vs 2021 Toyota Sienna
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 | 2020 Toyota Sienna | 2021 Toyota Sienna |
|---|---|---|
| NHTSA complaints | 36 | 165 |
| Recall campaigns | 2 | 2 |
| Service bulletins (TSBs) | 153 | 98 |
| Investigations | 0 | 0 |
| Crash reports | 0 | 14 |
| Fire reports | 1 | 3 |
| NCAP overall rating | — | — |
| EPA MPG (combined) | 20–21 | 35–36 |
| Median reported incident mileage | — | — |
Reported problems side by side
| Component | Toyota Sienna | Toyota Sienna |
|---|---|---|
| Service Brakes | 2 | 80 |
| Electrical System | 6 | 13 |
| Seats | 1 | 17 |
| Air Bags | 1 | 16 |
| Power Train | 8 | 8 |
| Engine | 6 | 8 |
| Fuel/propulsion System | 6 | 5 |
| Vehicle Speed Control | 0 | 10 |
Symptoms owners describe
| Hesitation / surging | 0 | 29 |
| Stalling | 0 | 6 |
2020 Toyota Sienna
2021 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.