GMC Sierra 2500 exterior lighting problems by year
64 NHTSA owner complaints name the exterior lighting across 18 Sierra 2500 model years. The most reported year is 2015 with 26 reports.
| Year | Exterior Lighting reports | Share | Median mileage | |
|---|---|---|---|---|
| 2025 Sierra 2500 | 1 | 4% | — | |
| 2024 Sierra 2500 | 3 | 3% | — | |
| 2022 Sierra 2500 | 2 | 5% | — | |
| 2021 Sierra 2500 | 9 | 18% | — | |
| 2020 Sierra 2500 | 2 | 3% | — | |
| 2019 Sierra 2500 | 2 | 6% | — | |
| 2018 Sierra 2500 | 4 | 11% | — | |
| 2017 Sierra 2500 | 1 | 3% | — | |
| 2016 Sierra 2500 | 2 | 3% | — | |
| 2015 Sierra 2500 | 26 | 29% | 14,500 mi | |
| 2014 Sierra 2500 | 1 | 3% | — | |
| 2011 Sierra 2500 | 1 | 2% | — | |
| 2005 Sierra 2500 | 2 | 2% | — | |
| 2004 Sierra 2500 | 2 | 1% | — | |
| 2003 Sierra 2500 | 1 | 1% | — | |
| 2002 Sierra 2500 | 1 | 1% | — | |
| 2001 Sierra 2500 | 2 | 1% | — | |
| 1999 Sierra 2500 | 2 | 6% | — |
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.