There are no safety recalls for the 2017 GMC Sierra Denali, but owners have filed 15 complaints with NHTSA.
2017 GMC Sierra Denali problems reported by owners
| Problem area | Reports | |
|---|
| Unknown or Other | 3 | |
| Power Train | 3 | |
| Engine | 2 | |
| Wheels | 1 | |
| Suspension | 1 | |
| Exterior Lighting | 1 | |
| Equipment | 1 | |
| Air Bags | 1 | |
| Seat Belts | 1 | |
| Engine and Engine Cooling | 1 | |
| Electrical System | 1 | |
Most reported parts
- Exterior Lighting › Tail Lights — 1
- Power Train › Automatic Transmission — 1
- Electrical System › Integrated Trailer Brake Control — 1
Typical mileage at the time of the problem: 60,000 miles (median of owner reports).
Problems that are not covered by a recall are paid repairs; labor rates follow local mechanic pay — see what auto mechanics earn in each state.
Recent 2017 GMC Sierra Denali complaints
Owner reports filed with NHTSA, as written (personal details removed). Complaints are not verified by NHTSA.
Electrical System · at 186,000 miles · reported Oct 2, 2026
The contact owns a 2017 GMC Sierra Denali 2500. The contact stated that while driving 25 MPH downhill, the message âReduced Engine Powerâ was displayed. While the message was displayed, the trailer brakes and exhaust brake became inoperable, and the braking distance increased. The failure mileage was approximately 186,000.
Engine · at 209,000 miles · reported Mar 30, 2026
The contact owns a 2017 GMC Sierra 2500 Denali. The contact stated that while driving at an undisclosed speed, the vehicle went into LIMP Mode. There was no warning light illuminated. The vehicle was taken to an independent mechanic, where it was diagnosed and determined that the knock sensor had failed and needed to be replaced. The vehicle was not repaired. The dealer was not contacted. The vehicle was not diagnosed or repaired. The manufacturer was not made aware of the failure. The failure mileage was approximately 209,000.
Power Train · at 103,000 miles · reported Mar 9, 2026
The contact owns a 2017 GMC Sierra Denali. The contact stated that while driving on the highway at an undisclosed speed, the vehicle jerked, failed to accelerate, and stalled. The vehicle was unable to shift into third gear. The check engine warning light was illuminated. The vehicle was drivable and was taken to the dealer. The vehicle was diagnosed with a wiring harness failure on the transmission. The vehicle was repaired based on the diagnostic test but failed to fix the vehicle. The vehicle was parked at the residence and was undrivable. The failure mileage was approximately 103,000.
Engine and Engine Cooling · at 105,000 miles · reported Nov 10, 2025
The contact owns a 2017 GMC Sierra Denali. The contact stated that while driving approximately 40 MPH, the check engine warning light illuminated. The contact stated that the vehicle was shuddering and vibrating. The contact pulled over and opened the hood with the engine running. The contact stated that there was an abnormal ticking sound coming from the engine. The vehicle was driven to an independent mechanic, who diagnosed the vehicle and determined that the fuel injectors needed to be replaced. The vehicle was repaired; however, the vehicle was still running rough. The contact was advised…
Air Bags · at 32,000 miles · reported Feb 29, 2024
The contact owned a 2017 GMC Sierra Denali. The contact stated that while driving at 65 MPH, he briefly fell asleep. As a result, the vehicle left the roadway and collided with the exit median, coming to a complete stop after careening into a side ditch. The air bags did not deploy, and the seat belt failed to properly retrain, resulting in head and neck injuries. No warning lights were illuminated. A police report was filed, and injuries were reported. The contact was transported to an area hospital by EMT and treated for various lacerations to his head and arms and an unstable fracture of…
Frequently asked questions
Does the 2017 GMC Sierra Denali have any recalls?
No. NHTSA has no safety recalls for the 2017 GMC Sierra Denali as of this update. Check your VIN at nhtsa.gov/recalls for the latest status.
What is the most common problem with the 2017 GMC Sierra Denali?
Owners report unknown or other problems most often (3 reports), followed by power train (3). The typical mileage when problems were reported is about 60,000 miles.
Are GMC recall repairs free?
Yes. Safety recall repairs are free at authorized GMC dealers, whether you are the first owner or bought the car used.