2018 GMC Terrain loss of power reports
8 NHTSA complaints describe sudden power loss, reduced power or limp mode on the 2018 GMC Terrain — roughly 4% of all complaints for this model year.
8
Loss of power reports
4%
share of complaints
22,000 mi
median reported incident mileage (all complaints)
Components reported on this vehicle
Loss of power in other Terrain years
| 2024 Terrain | 7 |
| 2023 Terrain | 8 |
| 2020 Terrain | 10 |
| 2019 Terrain | 11 |
| 2017 Terrain | 6 |
| 2016 Terrain | 8 |
| 2015 Terrain | 7 |
| 2014 Terrain | 8 |
| 2013 Terrain | 6 |
| 2012 Terrain | 16 |
Other symptoms owners describe on the 2018 GMC Terrain
Symptom counts come from keyword analysis of complaint narratives. One complaint can describe several symptoms, and classification is approximate — read the underlying reports on the full 2018 GMC Terrain report before drawing conclusions.