GMC Terrain exterior lighting problems by year
100 NHTSA owner complaints name the exterior lighting across 11 Terrain model years. The most reported year is 2015 with 24 reports.
| Year | Exterior Lighting reports | Share | Median mileage | |
|---|---|---|---|---|
| 2020 Terrain | 1 | 1% | — | |
| 2019 Terrain | 5 | 3% | — | |
| 2018 Terrain | 1 | 0% | — | |
| 2017 Terrain | 7 | 5% | — | |
| 2016 Terrain | 10 | 7% | — | |
| 2015 Terrain | 24 | 8% | 64,000 mi | |
| 2014 Terrain | 17 | 6% | — | |
| 2013 Terrain | 10 | 3% | — | |
| 2012 Terrain | 10 | 3% | — | |
| 2011 Terrain | 7 | 2% | — | |
| 2010 Terrain | 8 | 3% | — |
Share is the fraction of that year’s complaints naming the exterior lighting. Raw counts are not adjusted for sales volume — years that sold more units naturally accumulate more reports.