2023 Toyota Sienna owner complaints
Most named: service brakes
26 of 66 complaints
- Crashes
- 8
- Fires
- 0
- Injuries
- 5
- Deaths
- 0
Owner complaints to the US safety agency (NHTSA), 2023 models.
Components named most often
A complaint can name more than one component.
| Component | Complaints | Share of complaints |
|---|---|---|
| Service brakes | 26 | 39% |
| Other or not specified | 17 | 26% |
| Electrical system | 6 | 9% |
| Visibility and wipers | 6 | 9% |
| Air bags | 3 | 5% |
| Seat belts | 3 | 5% |
Complaints by model year
Rivals, 2023
| Rival | Complaints |
|---|---|
| Toyota Highlander | 182 |
| Chrysler Pacifica | 153 |
| Honda Odyssey | 100 |
| Kia Carnival | 51 |
| Chrysler Voyager | 1 |
What this cannot tell you
Counts, not rates. Sales volume differs by model.
Complaints are owner reports, not confirmed defects.
Source: NHTSA complaints data (api.nhtsa.gov), public domain. Collected 2026-10-05.
- Two or more sources agree
- One source
- Model-level or estimate
- Sources differ