2006 Buick Terraza vs 2006 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 | 2006 Buick Terraza | 2006 Toyota Sienna |
|---|---|---|
| NHTSA complaints | 54 | 1,016 |
| Recall campaigns | 2 | 11 |
| Service bulletins (TSBs) | 698 | 241 |
| Investigations | 2 | 3 |
| Crash reports | 4 | 37 |
| Fire reports | 0 | 2 |
| NCAP overall rating | — | — |
| EPA MPG (combined) | 17–19 | 17–19 |
| Median reported incident mileage | 42,498 mi | 72,000 mi |
Reported problems side by side
| Component | Buick Terraza | Toyota Sienna |
|---|---|---|
| Air Bags | 2 | 307 |
| Structure | 11 | 260 |
| Electrical System | 11 | 85 |
| Latches/locks/linkages | 6 | 67 |
| Steering | 6 | 61 |
| Tires | 1 | 65 |
| Service Brakes | 6 | 50 |
| Wheels | 0 | 54 |
Symptoms owners describe
| Airbag warning light | 0 | 197 |
| Rust / corrosion | 0 | 47 |
| Electrical failures | 0 | 45 |
| Stalling | 0 | 29 |
| Vibration / shaking | 0 | 20 |
| Hesitation / surging | 0 | 12 |
| Clunking / rattling | 0 | 7 |
2006 Buick Terraza
2006 Toyota Sienna
Compare all Buick Terraza 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.