2016 GMC Sierra Denali Other or unknown Problems
- Complaints
- 2about this part
- Share
- 7%of 30 total for the year
- Median mileage
- 115,200miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 2 complaints about the other or unknown of the 2016 GMC Sierra Denali, 7% of the 30 complaints for this model year. Where a mileage was given, the median is 115,200 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“While driving 70mph on highway sunroof exploded. Screen was in place so glass shards did not enter the cabin. There was not an overpass nor large trucks in the area to be caused by debris or thrown rocks.”
NHTSA complaint #11400327, filed 2021-03, 115,200 miles“Looses brake assistance in parking lot and sometimes on the highway,check engine light comes on with various codes the most common is misfire on startup it happen in different occasions.”
NHTSA complaint #11093803, filed 2018-05Related service bulletins
- 11037555Sep 26, 2026This PI provides Diagnostics tips on how the LIN bus works and how to diagnosis it.
- 11037253Sep 4, 2026This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
- 11035340Jul 21, 2026PI to help diagnose A/C concern
- 11030974Apr 1, 2026This preliminary information communicates information about how to determine if a wheel and tires size change is available.
- 11030092Mar 9, 2026This Preliminary information communicates the steps on how to save a GDS2 Session Log and upload to a Technical Assistance Case in CX Connect.
- 11030091Mar 9, 2026This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
- 11027601Jan 8, 2026This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
- 11025755Nov 20, 2025This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts that are being performed on customer’s…
- 11023091Sep 9, 2025New Vehicle Monitoring Programs Section in IVH
- 11022084Aug 14, 2025This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
Other or unknown: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2019 | 5 | 19% |
| 2018 | 1 | 6% |
| 2017 | 3 | 20% |
| 2016 | 2 | 7% |
| 2015 | 2 | 9% |
| 2014 | 4 | 29% |
| 2013 | 6 | 75% |
| 2012 | 3 | 30% |
| 2011 | 17 | 61% |
| 2010 | 4 | 40% |
| 2009 | 3 | 43% |
| 2008 | 3 | 17% |
Other parts of the 2016 GMC Sierra Denali
9 complaintsBrakes
8 complaintsSteering
6 complaintsEngine
3 complaintsElectrical system
2 complaintsExterior lighting
2 complaintsVisibility (wipers, defrost, mirrors)
2 complaintsWheels
2 complaintsElectronic stability control
1 complaintsSeat belts
1 complaintsSeats
1 complaintsBody and structure
1 complaints
← All problems reported for the 2016 GMC Sierra Denali
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology