2018 GMC Terrain vs 2019 GMC Terrain
Complaints, recalls, TSBs, investigations and safety ratings side by side, from official federal data. Last verified Sep 22, 2026. Raw complaint counts are not adjusted for sales volume.
| Metric | 2018 GMC Terrain | 2019 GMC Terrain |
|---|---|---|
| NHTSA complaints | 220 | 183 |
| Recall campaigns | 5 | 3 |
| Service bulletins (TSBs) | 1,344 | 1,005 |
| Investigations | 0 | 0 |
| Crash reports | 14 | 7 |
| Fire reports | 1 | 3 |
| NCAP overall rating | 5/5 | 5/5 |
| EPA MPG (combined) | 23–32 | 23–32 |
| Median reported incident mileage | 25,000 mi | 25,300 mi |
Reported problems side by side
| Component | GMC Terrain | GMC Terrain |
|---|---|---|
| Service Brakes | 68 | 63 |
| Engine | 53 | 68 |
| Power Train | 41 | 50 |
| Electrical System | 35 | 38 |
| Service Brakes, Hydraulic | 13 | 7 |
| Vehicle Speed Control | 8 | 9 |
| Air Bags | 14 | 2 |
| Fuel/propulsion System | 12 | 4 |
Symptoms owners describe
| Check engine light | 25 | 26 |
| Stalling | 16 | 15 |
| Brake problems | 12 | 10 |
| Vibration / shaking | 10 | 5 |
| Loss of power | 9 | 12 |
| Hesitation / surging | 5 | 6 |
2018 GMC Terrain
2019 GMC Terrain
Compare all GMC Terrain vs GMC Terrain 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.