2011 GMC Sierra Denali
Only 28 complaints on file — too few for a fair verdict.
This verdict reflects complaint volume compared to this model's typical year. Recalls and safety issues below apply regardless of the verdict — always check them.
Only 28 complaints on file — too few for a fair verdict. The data below is complete but unranked.
- Complaints
- 28
- Recalls
- 0
- Investigations
- 0
- Top problem
- —
Too few to rank
None on file
None on file
Not enough data
Complaints per year
2011: 28 complaints
View as data table
| Year | Complaints |
|---|---|
| 2002 | 13 |
| 2004 | 11 |
| 2005 | 4 |
| 2006 | 5 |
| 2007 | 1 |
| 2008 | 18 |
| 2009 | 7 |
| 2010 | 10 |
| 2011 | 28 |
| 2012 | 10 |
| 2013 | 8 |
| 2014 | 14 |
| 2015 | 22 |
| 2016 | 30 |
| 2017 | 14 |
| 2018 | 17 |
| 2019 | 26 |
| 2020 | 9 |
Known problem areas
Only 28 complaints on file for this model year — too few to rank by share. Raw counts only, below.
Air bags
10 of 28 total reports mention: air bags.
Show complaint excerpts
Dashboard on my GMC Sierra Denali has 2 major cracks. This is a known defect with these vehicles dashboards. First crack is over the gauges on the dash, and the second is right over top of the air bag.
NHTSA ODI report, 2018-04-08
What is going on with getting my airbag fixed?
NHTSA ODI report, 2017-11-07
Structure
9 of 28 total reports mention: structure, most commonly citing body.
Show complaint excerpts
Dashboard is cracked around speaker and passenger side airbag. Noticed it around 75K miles and has spread significantly over the year
NHTSA ODI report, 2017-11-26
Dashboard crack above steering column and above passenger side airbag.
NHTSA ODI report, 2015-10-07
Power train
2 of 28 total reports mention: power train.
Show complaint excerpts
On July 29, 2015, while driving at approximately 45 MPH, the vehicle suddenly downshifted itself into first gear causing the vehicle to slow down suddenly with no notice. I was able to get the vehicle off the road and into a gas station.
NHTSA ODI report, 2015-08-05
Wheels
1 of 28 total reports mentions: wheels.
Suspension
1 of 28 total reports mentions: suspension.
Safety timeline
No recalls on file for this model year.
0 recalls · 0 investigations · oldest first
To check one car, enter its VIN on the NHTSA recall page. Check a VIN →
Buy-smart checklist
2011 GMC Sierra Denali — pre-purchase inspection
Inspect
- Air bags: 10 reports on file for this year.
- Structure: 9 reports on file for this year.
- Power train: 2 reports on file for this year.
FAQ
- Is the 2011 GMC Sierra Denali reliable?
- There isn't enough NHTSA complaint data on file yet to give this model year a verdict.
- What are the most common problems with the 2011 GMC Sierra Denali?
- The most-reported component is air bags, accounting for 36% of complaints on file.
- How many recalls does the 2011 GMC Sierra Denali have?
- No recalls are on file for this model year.
Data updated 2026-11-01 · Complaints are unverified owner reports filed with NHTSA, not independently verified defects. Methodology.