2015 GMC Terrain vs 2017 GMC Terrain
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 | 2015 GMC Terrain | 2017 GMC Terrain |
|---|---|---|
| NHTSA complaints | 297 | 133 |
| Recall campaigns | 3 | 1 |
| Service bulletins (TSBs) | 1,571 | 1,063 |
| Investigations | 2 | 0 |
| Crash reports | 9 | 11 |
| Fire reports | 1 | 2 |
| NCAP overall rating | 4/5 | — |
| EPA MPG (combined) | 19–26 | 18–25 |
| Median reported incident mileage | 65,989 mi | 48,850 mi |
Reported problems side by side
| Component | GMC Terrain | GMC Terrain |
|---|---|---|
| Engine | 80 | 77 |
| Visibility/wiper | 101 | 3 |
| Power Train | 21 | 23 |
| Electrical System | 31 | 9 |
| Exterior Lighting | 24 | 7 |
| Air Bags | 16 | 12 |
| Visibility | 20 | 1 |
| Structure | 13 | 7 |
Symptoms owners describe
| Stalling | 31 | 15 |
| Check engine light | 23 | 8 |
| Oil consumption | 15 | 18 |
| Vibration / shaking | 8 | 0 |
| Loss of power | 7 | 6 |
| Hesitation / surging | 7 | 0 |
| Clunking / rattling | 6 | 0 |
| Rust / corrosion | 6 | 0 |
2015 GMC Terrain
2017 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.