Equal-exposure complaint evidence and changes in the reported problem mix
1992 vs 1993 BUICK ROADMASTER
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 407 months on market for each model year
Exposure window calculated through Aug 22, 2026
Age-matched reports
▼ 47.1% 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 | 1992 share | 1993 share | Share change |
|---|---|---|---|
| VISIBILITY | 2.4% | 13.3% | ▲ 11.0 pts larger share |
| AIR BAGS | 9.4% | 20.0% | ▲ 10.6 pts larger share |
| SERVICE BRAKES | 25.9% | 15.6% | ▼ 10.3 pts smaller share |
| STRUCTURE | 9.4% | not reported | ▼ 9.4 pts smaller share |
| SUSPENSION | 2.4% | 11.1% | ▲ 8.8 pts larger share |
| ENGINE | 10.6% | 2.2% | ▼ 8.4 pts smaller share |
| SEAT BELTS | 12.9% | 8.9% | ▼ 4.1 pts smaller share |
| POWER TRAIN | 8.2% | 4.4% | ▼ 3.8 pts smaller share |
| STEERING | 1.2% | 4.4% | ▲ 3.3 pts larger share |
| FUEL SYSTEM | not reported | 2.2% | ▲ 2.2 pts larger share |
| ELECTRICAL SYSTEM | 3.5% | 2.2% | ▼ 1.3 pts smaller share |
| TIRES | 1.2% | 2.2% | ▲ 1.0 pts larger share |
| EXTERIOR LIGHTING | 1.2% | 2.2% | ▲ 1.0 pts larger share |
| VEHICLE SPEED CONTROL | 3.5% | 4.4% | ▲ 0.9 pts larger share |
| UNKNOWN OR OTHER | 90.6% | 82.2% | ▼ 8.4 pts smaller share |
NHTSA Safety Recalls recalls · snapshot 2026-08-22
Recall campaigns
Campaign components: LATCHES/LOCKS/LINKAGES and SERVICE BRAKES, HYDRAULIC
Campaign components: not reported
NHTSA Consumer Complaints complaints · snapshot 2026-08-21
Safety signals
- ◆ Fires
- 1 → 1
- ◆ Injuries
- 20 → 7