2015 GMC Denali Suspension Problems
- Complaints
- 1about this part
- Share
- 6%of 18 total for the year
- Median mileage
- —not reported
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 1 complaints about the suspension of the 2015 GMC Denali, 6% of the 18 complaints for this model year.
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.
“Letter from senator feinstein inquiry on behalf of constituent in regards to having problems with Gmc sierra Denali pickup 2015. The consumer stated the vehicle has had multiple issues with the suspension, transmission, and electronics. The vehicle would ride rough and the stability light would illuminate. The transmission needed to be replaced. The electronic dash blacked out and would not function, the settigns switched on their own. The vehicle died and shifted dangerously. The manufaturer was notified. The consumer a fix was unavailable. Updated 08/09/2017”
NHTSA complaint #11014368, filed 2017-08Related service bulletins
- 10235561Apr 4, 2023This preliminary informational (PI) bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.
- 10222777Sep 16, 2022This service bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage.
- 10190337Oct 1, 2017Information Regarding the Differences Between Fluid Leakage and Seepage This bulletin is intended to help identify the differences between what is considered a fluid leak and…
Suspension: other model years
Other parts of the 2015 GMC Denali
6 complaintsTransmission and drivetrain
5 complaintsElectrical system
4 complaintsBrakes
2 complaintsSteering
2 complaintsElectronic stability control
1 complaintsEngine
1 complaintsFuel system
1 complaintsOther or unknown
1 complaintsBody and structure
1 complaintsVehicle speed control
1 complaintsVisibility (wipers, defrost, mirrors)
1 complaints
← All problems reported for the 2015 GMC Denali
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 29, 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