GMC Sierra exterior lighting problems by year
158 NHTSA owner complaints name the exterior lighting across 19 Sierra model years. The most reported year is 2014 with 63 reports.
| Year | Exterior Lighting reports | Share | Median mileage | |
|---|---|---|---|---|
| 2017 Sierra | 2 | 3% | — | |
| 2015 Sierra | 30 | 57% | 6,000 mi | |
| 2014 Sierra | 63 | 62% | 3,096 mi | |
| 2013 Sierra | 1 | 3% | — | |
| 2012 Sierra | 1 | 3% | — | |
| 2011 Sierra | 1 | 2% | — | |
| 2009 Sierra | 1 | 3% | — | |
| 2006 Sierra | 1 | 2% | — | |
| 2004 Sierra | 3 | 2% | — | |
| 2003 Sierra | 1 | 0% | — | |
| 2002 Sierra | 2 | 1% | — | |
| 2001 Sierra | 3 | 1% | — | |
| 2000 Sierra | 12 | 3% | — | |
| 1999 Sierra | 8 | 1% | — | |
| 1998 Sierra | 2 | 1% | — | |
| 1997 Sierra | 4 | 2% | — | |
| 1996 Sierra | 12 | 5% | — | |
| 1995 Sierra | 8 | 3% | — | |
| 1994 Sierra | 3 | 2% | — |
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.