GMC Sierra Denali years to avoid
The GMC Sierra Denali years to avoid are 2019, 2016, 2011, 2015, 2014 — each drew complaint volumes well above the model's norm or has an open safety investigation. The 2007 is the cleanest year on record.
332
Total complaints
2
Recall campaigns
2002–2020
Years covered
5
Years to avoid
Complaints by model year
Sierra Denali years to avoid
| Year | Why | Complaints | vs avg |
|---|---|---|---|
| 2019 | High complaint rate | 46 | |
| 2016 | High complaint rate | 42 | |
| 2011 | High complaint rate | 40 | |
| 2015 | Open safety investigation | 24 | |
| 2014 | Open safety investigation | 19 |
Every Sierra Denali year
| Year | Complaints | Recalls | Investigations |
|---|---|---|---|
| 2020 | 10 | 0 | |
| 2019avoid | 46 | 0 | |
| 2018 | 26 | 0 | |
| 2017 | 15 | 0 | |
| 2016avoid | 42 | 0 | |
| 2015avoid | 24 | 0 | |
| 2014avoid | 19 | 0 | |
| 2013 | 10 | 0 | |
| 2012 | 15 | 0 | |
| 2011avoid | 40 | 0 | |
| 2010 | 12 | 0 | |
| 2009 | 8 | 0 | |
| 2008 | 21 | 0 | |
| 2007 | 2 | 0 | |
| 2006 | 5 | 1 | |
| 2005 | 5 | 2 | |
| 2004 | 15 | 1 | |
| 2002 | 17 | 1 |
Common questions
What are the worst GMC Sierra Denali years?
Based on NHTSA complaint rates and open investigations, the Sierra Denali years to avoid are 2019, 2016, 2011, 2015, 2014. The cleanest year on record is 2007.
What is the best year for the GMC Sierra Denali?
By complaint volume, 2007 has the cleanest NHTSA record among Sierra Denali years with enough data to compare.
How many recalls does the GMC Sierra Denali have?
Across all model years, the Sierra Denali has 2 distinct NHTSA recall campaigns and 332 consumer complaints on file.
Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.