Reliability & cost of ownership
Gmc Denali Reliability & Common Problems
How reliable is the Gmc Denali? Compare every model year side by side — NHTSA recalls, owner complaints, and crash-test stars — then open the year you're shopping for a full reliability and repair-cost forecast.
Gmc Denali problems by model year
3 recall entries and 158 owner complaints on file across 13 model years, sourced from the federal NHTSA database.
| Year | Recalls | Complaints | NCAP stars | Full report |
|---|---|---|---|---|
| 2015 Denali | 0 | 18 | No NCAP test | Reliability forecast → |
| 2014 Denali | 0 | 5 | No NCAP test | Reliability forecast → |
| 2013 Denali | 0 | 5 | No NCAP test | Reliability forecast → |
| 2012 Denali | 0 | 6 | No NCAP test | Reliability forecast → |
| 2011 Denali | 0 | 11 | No NCAP test | Reliability forecast → |
| 2010 Denali | 0 | 5 | No NCAP test | Reliability forecast → |
| 2009 Denali | 0 | 2 | No NCAP test | Reliability forecast → |
| 2008 Denali | 0 | 4 | No NCAP test | Reliability forecast → |
| 2007 Denali | 0 | 3 | No NCAP test | Reliability forecast → |
| 2003 Denali | 0 | 33 | No NCAP test | Reliability forecast → |
| 2002 Denali | 1 | 23 | No NCAP test | Reliability forecast → |
| 2001 Denali | 1 | 22 | No NCAP test | Reliability forecast → |
| 2000 Denali | 1 | 21 | No NCAP test | Reliability forecast → |
Most-complained-about components
Owner complaints filed with NHTSA against the Gmc Denali, grouped by the component each complaint names — the fastest read on where this model gives trouble.
- service brakes26 complaints
- unknown or other25 complaints
- air bags23 complaints
- power train19 complaints
- electrical system18 complaints
- hydraulic15 complaints
- steering13 complaints
- engine and engine cooling13 complaints