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2017 GMC Sierra Denali

Owner reports · Recalls · Investigations

Limited comparison data

There is not enough comparable history to draw a useful model-year comparison.

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How this year compares

Owner complaints by model year

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Counts vary with age, sales and reporting. They are not failure rates.

What owners reported most

All reported categories

Tap a category to read its complaints. One report may name several components.

When problems were reported

Mileage at the reported incident

Limited mileage data: 10 of 14 reports include usable mileage. There isn’t enough coverage to show a useful chart.

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Power Train. Review the 3 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Engine. Review the 2 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Air Bags. Review the 1 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

1 crash reports0 fire reports1 injury reports

What owners actually said

14 reports
209,000 miles · Mar 30, 2026
Engine

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 replace…

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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.

NHTSA ODI #11727937

103,000 miles · Mar 9, 2026
Power Train

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…

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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.

NHTSA ODI #11723074

105,000 miles · Nov 10, 2025
Engine And Engine Cooling

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 ti…

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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 by the mechanic that the fuel injectors needed to be reprogrammed, and the vehicle was taken to a dealer. The dealer reprogrammed the fuel injectors, but the vehicle was still running rough. The dealer had not opened the engine up to diagnose the failure; however, the dealer thought that there might be a failure with connecting rods. The vehicle was not repaired. The contact researched online and related the failure to NHTSA Campaign Number: 25V274000 (Engine and Engine Cooling); however, the VIN was not included in the recall. The manufacturer was not informed of the failure. The failure mileage was approximately 105,000.

NHTSA ODI #11698620

32,000 miles · Feb 29, 2024
Air BagsSeat BeltsCrashInjury

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, …

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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 the C7 in his lower neck, later requiring surgery. The vehicle was towed to a tow yard and deemed a total loss by the contact's insurance provider due to a bent chassis. The manufacturer was notified of the failure, and they inspected the vehicle, concluding that the impact was not sufficient to trigger air bag deployment, estimating that the vehicle was traveling between 1 and 4 MPH and that the air bags were functioning properly. The VIN was not available. The failure mileage was 32,000.

NHTSA ODI #11574702

Mileage unknown · Mar 9, 2022
Equipment

The contact owns a 2017 GMC Sierra Denali. The contact was notified by her state inspection office that her vehicle was included in NHTSA Campaign Number: 21V496000 (Equipment). The dealer was notified about the recall and informed her that parts for the recall repair were not yet available. The manufacturer had been notified of…

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The contact owns a 2017 GMC Sierra Denali. The contact was notified by her state inspection office that her vehicle was included in NHTSA Campaign Number: 21V496000 (Equipment). The dealer was notified about the recall and informed her that parts for the recall repair were not yet available. The manufacturer had been notified of the recall and contacted several dealers in her area; however, the dealers also did not have part available for the recall. The contact stated that the manufacturer had exceeded a reasonable amount of time for the repair. The contact had not experienced a failure. Parts distribution disconnect.

NHTSA ODI #11455918

Mileage unknown · Apr 14, 2021
Exterior Lighting

2017 GMC DENALI. CONSUMER WRITES REGARDING AN INOPERATIVE PASSENGER TAIL LIGHT. *LD THE CONSUMER STATED THE AFTER REMOVING THE FIXTURE, HE DISCOVERED THERE WAS NO BULB. THE ONLY WAY TO REPAIR THE FAILURE WAS TO REMOVE THE ENTIRE FIXTURE. *JS

NHTSA ODI #11407681

51,800 miles · Mar 7, 2021
Unknown Or Other

MY AIR CONDITIONING STOPPED WORKING AT ONLY 51,800MI AND JUST OVER 3 YEARS OLD ON MY 2017 GMC SIERRA 1500 DENALI. MY MECHANIC SAID MY AC CONDENSER IS LEAKING AND NEEDS TO BE REPLACED. HE SAID IT IS A WIDELY KNOWN ISSUE BUT NOT A RECALL.

NHTSA ODI #11399586

84,000 miles · Mar 4, 2021
Suspension

FRONT STRUTS WITH ELECTRONIC CONTROL WENT OUT WHILE DRIVING.

NHTSA ODI #11399122

Mileage unknown · Nov 27, 2020
Wheels

MY BRIDGESTONE TIRES HAVE DRY ROTTED ALL 4 TIRE MANUFACTURING DATE IS 2017 SAME AS MY TRUCK NEW I HAVE 28 THOUSAND MILES ON THE TRUCK TOOK IT TO THE DEALERSHIP THEY TOOK PICTURES OF ALL TIRES AND TOLD ME THEY WERE VERY BAD THE TIRES SHOW LITTLE WEAR ON THE TIRES ALL OF THE DRY ROT IN ON THE SIDEWALLS ONLY THE DEALERSHIP SAID THE…

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MY BRIDGESTONE TIRES HAVE DRY ROTTED ALL 4 TIRE MANUFACTURING DATE IS 2017 SAME AS MY TRUCK NEW I HAVE 28 THOUSAND MILES ON THE TRUCK TOOK IT TO THE DEALERSHIP THEY TOOK PICTURES OF ALL TIRES AND TOLD ME THEY WERE VERY BAD THE TIRES SHOW LITTLE WEAR ON THE TIRES ALL OF THE DRY ROT IN ON THE SIDEWALLS ONLY THE DEALERSHIP SAID THERE HAS BEEN PROBLEMS WITH THESE TIRES AND TOLD ME TO CALL GM AND SEE IF THEY WOULD DO SOMETHING AS THEY WOULD NOT I DID CALL GM AND ALL THEY WOULD OFFER UP WOULD BE $100 DEALERSHIP VOUCHER GREAT JASON DOYLE TOOK PICTURES OF THE TIRES HE WORKS AT BILL DODGE 2 SAUNDERS WAY WESTBROOK MAINE HIS PHONE 207-857-4944

NHTSA ODI #11376731

13,200 miles · Oct 13, 2020
Power Train

WHILE DRIVING MY GMC SIERRA DENALI THE TRANSMISSION SHUDDERS REALLY BAD. I HAVE A 2017 WITH JUST 13,200 MILES ON IT. I WAS PULLING MY BASS BOAT AND THE SHURDDER WAS SO BAD MY DASH WAS SHAKING AND THE STEERING WHEEL WAS ALSO .I HAVE HAD THE FLUID CHANGED AT THE DEALERSHIP AND IT SHIFTED FINE AND DID NOT SHUDDER UNTIL IT REACHED A…

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WHILE DRIVING MY GMC SIERRA DENALI THE TRANSMISSION SHUDDERS REALLY BAD. I HAVE A 2017 WITH JUST 13,200 MILES ON IT. I WAS PULLING MY BASS BOAT AND THE SHURDDER WAS SO BAD MY DASH WAS SHAKING AND THE STEERING WHEEL WAS ALSO .I HAVE HAD THE FLUID CHANGED AT THE DEALERSHIP AND IT SHIFTED FINE AND DID NOT SHUDDER UNTIL IT REACHED AROUND 1000 MILES AFTER FLUID CHANGE AND IT IS DOING IT WORSE NOW THAN BEFORE. I TOOK IT TO THE DEALER CLOSE TO ME AND THEY INFORMED ME TODAY THEY WERE GOING TO DO NOTHING AND THEY TOLD ME TO TAKE IT BACK TO THE DEALER I BOUGHT IT FROM! THIS IS UNACCEPTABLE! I UNDERSTAND FROM ALL I HAVE BEEN READING ABOUT THIS PROBLEM GM STILL IS BUILDING AND SELLING TRUCKS WITH THE 8 SPEED TRANS IN THEM AND STILL HAVING PROBLEMS. REALLY? I GUESS I WILL KEEP DRIVING MINE AND I HOPE THE TRANSMISSION JUST COMES APART THEN THEY WILL GIVE ME ANOTHER TRANSMISSION DOING THE SAME THING! JUST GREAT GM!

NHTSA ODI #11364221

Official recalls

0

No recalls in this snapshot.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

0

No exact-year investigations in this snapshot.