1990 GMC Suburban vs 1991 GMC Suburban
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 | 1990 GMC Suburban | 1991 GMC Suburban |
|---|---|---|
| NHTSA complaints | 22 | 30 |
| Recall campaigns | 0 | 0 |
| Service bulletins (TSBs) | 4 | 4 |
| Investigations | 4 | 4 |
| Crash reports | 3 | 2 |
| Fire reports | 0 | 0 |
| NCAP overall rating | — | — |
| EPA MPG (combined) | — | — |
| Median reported incident mileage | — | — |
Reported problems side by side
| Component | GMC Suburban | GMC Suburban |
|---|---|---|
| Seats | 7 | 11 |
| Service Brakes, Hydraulic | 7 | 9 |
| Tires | 1 | 3 |
| Parking Brake | 3 | 0 |
| Power Train | 2 | 1 |
| Vehicle Speed Control | 2 | 1 |
| Seat Belts | 0 | 3 |
| Suspension | 2 | 0 |
1990 GMC Suburban
1991 GMC Suburban
Compare all GMC Suburban vs GMC Suburban 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.