2021 Toyota Sienna Hybrid vs 2023 Toyota Sienna Hybrid
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 | 2021 Toyota Sienna Hybrid | 2023 Toyota Sienna Hybrid |
|---|---|---|
| NHTSA complaints | 37 | 64 |
| Recall campaigns | 3 | 1 |
| Service bulletins (TSBs) | 169 | 138 |
| Investigations | 1 | 0 |
| Crash reports | 0 | 8 |
| Fire reports | 1 | 0 |
| NCAP overall rating | — | — |
| EPA MPG (combined) | 35–36 | — |
| Median reported incident mileage | — | — |
Reported problems side by side
| Component | Toyota Sienna Hybrid | Toyota Sienna Hybrid |
|---|---|---|
| Service Brakes | 5 | 23 |
| Air Bags | 12 | 3 |
| Electrical System | 3 | 8 |
| Visibility/wiper | 4 | 6 |
| Seats | 3 | 3 |
| Structure | 3 | 3 |
| Power Train | 2 | 4 |
| Engine | 3 | 0 |
Symptoms owners describe
| Hesitation / surging | 0 | 9 |
2021 Toyota Sienna Hybrid
2023 Toyota Sienna Hybrid
Compare all Toyota Sienna Hybrid vs Toyota Sienna Hybrid 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.