2016 GMC Yukon Denali XL problems & reliability
29 owner complaints filed with NHTSA for the 2016 GMC Yukon Denali XL. Last verified Aug 7, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several vehicles.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Exterior Lighting → | 15 | 52% |
| Unknown OR Other | 6 | 21% |
| Electrical System | 4 | 14% |
| Power Train | 3 | 10% |
| Engine | 2 | 7% |
| Suspension | 2 | 7% |
| Service Brakes | 1 | 3% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
Mileage when problems occurred
Among the 23 complaints that included a usable odometer reading, the median reported incident mileage was 44,000 miles (middle 50% between 30,000 and 53,500 miles).
Complaints by incident year
What owners report
“People kept telling me one of my tail light was out but every time I'd get home my tail light was on! This kept going on for a few weeks until this time I checked and it was off. I went to have my oil changed and mentioned the issue. They didn't see a problem because of course it was back on. About a month later, the…”
Exterior Lighting · filed Jul 12, 2019
“Taillights, brakelights work inconsistently. Nothing is wrong with the bulbs. It is the assembly and design. It will cost about 1200-2000 dollars. Vehicle barely has 32000 miles on it. This can lead to an accident.”
Exterior Lighting · filed Jun 18, 2019
“Led taillight brake lamp went out. It's defective. Too many people are having the same problem with new vehicles.”
Exterior Lighting · filed May 26, 2019
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Federal defect investigations
- Brake Vacuum Pump Failure
Preliminary Evaluation PE18012 · opened Nov 20, 2018 · closed Apr 10, 2022 · led to recall 19V645000
Technical service bulletins
363 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2016 GMC Yukon Denali XL. The 10 most recent:
PI to help diagnose A/C concern
PIT5099J · Service Bulletin/Repair Instructions · issued Jul 21, 2026
This preliminary information communicates information about how to determine if a wheel and tires size change is available.
PIT3271Q · Service Bulletin/Repair Instructions · issued Apr 1, 2026
This Preliminary information communicates the steps on how to save a GDS2 Session Log and upload to a Technical Assistance Case in CX Connect.
PIP6104 · Service Bulletin/Repair Instructions · issued Mar 9, 2026
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
PIP4902V · Service Bulletin/Repair Instructions · issued Mar 9, 2026
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
PIP4902U · Service Bulletin/Repair Instructions · issued Jan 8, 2026
This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts that are being performed on customer’s vehicles that exhibit vibration conditions…
PIT5214G · Service Bulletin/Repair Instructions · issued Nov 20, 2025
New Vehicle Monitoring Programs Section in IVH
13598 · Other · issued Sep 9, 2025
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
PIP4902T · Service Bulletin/Repair Instructions · issued Aug 14, 2025
This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may…
PIC5650M · Service Bulletin/Repair Instructions · issued Aug 7, 2025
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
PIP4902S · Service Bulletin/Repair Instructions · issued Jun 9, 2025
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
No NHTSA recall campaigns name the 2016 GMC Yukon Denali XL in our current data. Recalls may apply only to certain VIN ranges — always confirm with a VIN check.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2016 GMC Yukon Denali XL?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.
- · Owners most often reported problems around 44,000 miles — worth a pre-purchase inspection if the car is near that mileage.