KIA Carnival Hybrid vs Buick Terraza
Both cars' complete complaint records, side by side.
Read the totals carefully. NHTSA publishes no sales figures, so the car that sold more collects more complaints regardless of quality. The rows worth weighing are the proportions — the share of complaints that involved harm, and which part dominates.
| Measure | KIA Carnival Hybrid | Buick Terraza |
|---|---|---|
| Complaints on file | 140 | 341 |
| Model years covered | 2025–2026 | 2005–2007 |
| Worst model year | — | 2005 |
| Best model year | — | 2007 |
| Crashes reported | 3 | 18 |
| Fires reported | 2 | 4 |
| Injuries reported | 2 | 15 |
| Deaths reported | 0 | 0 |
| Most complained-about part | Electrical System | Electrical System |
| Share of complaints involving harm | 5% | 10.9% |
KIA Carnival Hybrid by year
What breaks
Electrical System
28
20.0%
Acceleration & Cruise Control
27
19.3%
Engine & Cooling
23
16.4%
Transmission & Drivetrain
19
13.6%
Fuel & Propulsion
14
10.0%
Other & Unspecified
11
7.9%
Driver Assist & Collision Avoidance
7
5.0%
Brakes
4
2.9%
Buick Terraza by year
What breaks
Electrical System
58
17.0%
Stability & Traction Control
56
16.4%
Brakes
42
12.3%
Body & Structure
37
10.9%
Doors, Latches & Locks
29
8.5%
Suspension
25
7.3%
Steering
21
6.2%
Engine & Cooling
13
3.8%