2020 GMC Acadia vs 2021 GMC Acadia
Complaints, recalls, TSBs, investigations and safety ratings side by side, from official federal data. Last verified Sep 21, 2026. Raw complaint counts are not adjusted for sales volume.
| Metric | 2020 GMC Acadia | 2021 GMC Acadia |
|---|---|---|
| NHTSA complaints | 100 | 149 |
| Recall campaigns | 6 | 2 |
| Service bulletins (TSBs) | 884 | 846 |
| Investigations | 1 | 1 |
| Crash reports | 4 | 7 |
| Fire reports | 0 | 0 |
| NCAP overall rating | 5/5 | 5/5 |
| EPA MPG (combined) | 21–24 | 21–25 |
| Median reported incident mileage | — | 28,000 mi |
Reported problems side by side
| Component | GMC Acadia | GMC Acadia |
|---|---|---|
| Electrical System | 27 | 38 |
| Engine | 26 | 29 |
| Power Train | 21 | 17 |
| Steering | 18 | 16 |
| Fuel/propulsion System | 9 | 24 |
| Service Brakes | 8 | 18 |
| Forward Collision Avoidance | 8 | 6 |
| Air Bags | 3 | 9 |
Symptoms owners describe
| Check engine light | 9 | 18 |
| Stalling | 7 | 16 |
| Vibration / shaking | 7 | 10 |
| Clunking / rattling | 0 | 6 |
2020 GMC Acadia
2021 GMC Acadia
Compare all GMC Acadia vs GMC Acadia 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.