Equal-exposure complaint evidence and changes in the reported problem mix
2002 vs 2003 BUICK REGAL
NHTSA Consumer Complaints complaints · snapshot 2026-08-21
Share shifts show how a vehicle's problem mix changed. They do not measure reliability, and complaint counts are not normalized for sales volume.
First 287 months on market for each model year
Exposure window calculated through Aug 22, 2026
Age-matched reports
▼ 13.7% fewer reports in the equal exposure window
NHTSA Consumer Complaints complaints · snapshot 2026-08-21
Component share shift
Bars start at the neutral midpoint. Left means a smaller share; right means a larger share.
View component share data as a table
| Component | 2002 share | 2003 share | Share change |
|---|---|---|---|
| ENGINE | 35.9% | 27.7% | ▼ 8.2 pts smaller share |
| STEERING | 2.6% | 6.9% | ▲ 4.4 pts larger share |
| POWER TRAIN | 1.7% | 5.0% | ▲ 3.2 pts larger share |
| VISIBILITY | 5.1% | 2.0% | ▼ 3.2 pts smaller share |
| EXTERIOR LIGHTING | 2.6% | 5.0% | ▲ 2.4 pts larger share |
| SUSPENSION | 1.7% | not reported | ▼ 1.7 pts smaller share |
| VEHICLE SPEED CONTROL | 2.6% | 1.0% | ▼ 1.6 pts smaller share |
| SERVICE BRAKES | 3.4% | 5.0% | ▲ 1.5 pts larger share |
| WHEELS | 3.4% | 5.0% | ▲ 1.5 pts larger share |
| FUEL SYSTEM | 3.4% | 2.0% | ▼ 1.4 pts smaller share |
| ELECTRICAL SYSTEM | 27.4% | 28.7% | ▲ 1.4 pts larger share |
| AIR BAGS | 0.9% | 2.0% | ▲ 1.1 pts larger share |
| STRUCTURE | 0.9% | not reported | ▼ 0.9 pts smaller share |
| TIRES | 0.9% | not reported | ▼ 0.9 pts smaller share |
| SEAT BELTS | 1.7% | 1.0% | ▼ 0.7 pts smaller share |
| UNKNOWN OR OTHER | 36.8% | 35.6% | ▼ 1.1 pts smaller share |
NHTSA Safety Recalls recalls · snapshot 2026-08-22
Recall campaigns
Campaign components: ENGINE AND ENGINE COOLING
Campaign components: ENGINE AND ENGINE COOLING
NHTSA Consumer Complaints complaints · snapshot 2026-08-21
Safety signals
- ◆ Fires
- 23 → 14
- ◆ Injuries
- 3 → 7