GMC SIERRA DENALI · model year

2016 GMC SIERRA DENALI

42 NHTSA complaints, 2 crash reports for this specific cohort.

NHTSA overall rating

Not crash-tested

New Car Assessment Program

The 2016GMCSIERRA DENALI carries 42 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 2 crashes, 0 fires, 15 injuries, and 0 fatalities. No NCAP 5-star crash-test rating is available for this model year in the federal database.

Component-level analysis is where model-year complaints become actionable: the top complaint category for the 2016 SIERRA DENALI is power train with 9 filings, followed by service brakes (8) and steering (6). Concentration in one or two component groups is the classic signature of a systemic defect; a flat distribution usually reflects normal aging, warranty complaints, or isolated build-plant variability.

NHTSA currently has 2 investigation files overlapping the 2016 SIERRA DENALI. Owners comparing this cohort against neighboring years should pair the counters above with the complaint-by-year trend on the parent model page — a spike in a single year often tracks to a platform refresh, a new transmission supplier, or an updated ECU calibration. Use the related-complaint feed below to read raw owner narratives before deciding whether any pattern here affects your specific use case.

42
Complaints
2
Crashes
0
Fires
15
Injuries
0
Deaths

Total Complaints

42 filings

Crashes Reported

2 reports

Source

NHTSA ODI

Federal complaints database

Complaints vs. fleet median (215)

At or below the fleet median complaint volume.

Complaints by Component

ComponentCount
POWER TRAIN9
SERVICE BRAKES8
STEERING6
ENGINE3
UNKNOWN OR OTHER2
WHEELS2
ELECTRICAL SYSTEM2
SEATS1
SUSPENSION1
EXTERIOR LIGHTING1
VISIBILITY/WIPER1
SEAT BELTS1
ELECTRONIC STABILITY CONTROL (ESC)1
STRUCTURE:BODY1
EXTERIOR LIGHTING:TAIL LIGHTS1

Recent Complaints

20250129EXTERIOR LIGHTING:TAIL LIGHTS

The contact owns a 2016 GMC Sierra Denali. The contact stated while driving 10 MPH, the rear windshield exploded without impact. The contact stated that the rear fogger had been activated independently. There were no injuries sustained. There was water located in the third taillight. The contact noticed there was mold and mildew in the taillight. The contact was seeking assistance from the insurance company. The contact called the local dealer and was informed that there were no recalls on the VIN related to the failure. The vehicle was not diagnosed or repaired. The manufacturer was not contacted. The failure mileage was approximately 120,000.

Mileage: 120,000

20250129VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM

The contact owns a 2016 GMC Sierra Denali. The contact stated while driving 10 MPH, the rear windshield exploded without impact. The contact stated that the rear fogger had been activated independently. There were no injuries sustained. There was water located in the third taillight. The contact noticed there was mold and mildew in the taillight. The contact was seeking assistance from the insurance company. The contact called the local dealer and was informed that there were no recalls on the VIN related to the failure. The vehicle was not diagnosed or repaired. The manufacturer was not contacted. The failure mileage was approximately 120,000.

Mileage: 120,000

20250129VISIBILITY

The contact owns a 2016 GMC Sierra Denali. The contact stated while driving 10 MPH, the rear windshield exploded without impact. The contact stated that the rear fogger had been activated independently. There were no injuries sustained. There was water located in the third taillight. The contact noticed there was mold and mildew in the taillight. The contact was seeking assistance from the insurance company. The contact called the local dealer and was informed that there were no recalls on the VIN related to the failure. The vehicle was not diagnosed or repaired. The manufacturer was not contacted. The failure mileage was approximately 120,000.

Mileage: 120,000

20210311STRUCTURE:BODY

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.

Mileage: 115,200

20210311UNKNOWN OR OTHER

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.

Mileage: 115,200

20210309STEERING

EXCESSIVE SLOP AND UNCONTROLLABLE, UNINTENDED STEERING SHIFTS CAUSING VEHICLE TO UNEXPECTEDLY AND SUDDENLY VEER OUT OF LANE OF TRAVEL RELATED TO DEFECTIVE LASH ADJUSTMENT STEERING BOX

Mileage: 80,000

20201011SERVICE BRAKES

APPARENTLY, THE 8 SPEED AUTOMATIC TRANSMISSION HAS ISSUES WITH WIRING HARNESS AND HARD SHIFTING WHICH THE MANUFACTURER HAS 18 SERVICE BULLETINS OUT ON YET STILL WILL NOT RECALL AND FIX PROBLEMS. ALSO THE BRAKE SYSTEM IS FAULTY AND UNSAFE IT LOSES PRESSURE AND EVEN BRAKING AT VARIOUS SPEEDS. AFTER TAKING IT TO THE DEALERSHIP THEY CAN NOT FIGURE OUT WHY AND SAY IT IS VARIOUS PARTS AND SHOULD BE RECALLED BUT IT IS NOT AS OF YET. GM KNOWS OF THESE ISSUES AND THE 1000S OF DOLLARS CUSTOMERS HAVE TO PAY FOR THESE REPAIRS. THIS IS WRONG AND NEEDS TO BE RECTIFIED.

Mileage: 77,000

20201011ELECTRONIC STABILITY CONTROL (ESC)

APPARENTLY, THE 8 SPEED AUTOMATIC TRANSMISSION HAS ISSUES WITH WIRING HARNESS AND HARD SHIFTING WHICH THE MANUFACTURER HAS 18 SERVICE BULLETINS OUT ON YET STILL WILL NOT RECALL AND FIX PROBLEMS. ALSO THE BRAKE SYSTEM IS FAULTY AND UNSAFE IT LOSES PRESSURE AND EVEN BRAKING AT VARIOUS SPEEDS. AFTER TAKING IT TO THE DEALERSHIP THEY CAN NOT FIGURE OUT WHY AND SAY IT IS VARIOUS PARTS AND SHOULD BE RECALLED BUT IT IS NOT AS OF YET. GM KNOWS OF THESE ISSUES AND THE 1000S OF DOLLARS CUSTOMERS HAVE TO PAY FOR THESE REPAIRS. THIS IS WRONG AND NEEDS TO BE RECTIFIED.

Mileage: 77,000

20201011POWER TRAIN

APPARENTLY, THE 8 SPEED AUTOMATIC TRANSMISSION HAS ISSUES WITH WIRING HARNESS AND HARD SHIFTING WHICH THE MANUFACTURER HAS 18 SERVICE BULLETINS OUT ON YET STILL WILL NOT RECALL AND FIX PROBLEMS. ALSO THE BRAKE SYSTEM IS FAULTY AND UNSAFE IT LOSES PRESSURE AND EVEN BRAKING AT VARIOUS SPEEDS. AFTER TAKING IT TO THE DEALERSHIP THEY CAN NOT FIGURE OUT WHY AND SAY IT IS VARIOUS PARTS AND SHOULD BE RECALLED BUT IT IS NOT AS OF YET. GM KNOWS OF THESE ISSUES AND THE 1000S OF DOLLARS CUSTOMERS HAVE TO PAY FOR THESE REPAIRS. THIS IS WRONG AND NEEDS TO BE RECTIFIED.

Mileage: 77,000

20200902ENGINE

SINCE I'VE OWNED THIS VEHICLE I HAVE HAD TRANSMISSION PROBLEMS. ONCE IT WENT FROM 70 TO 20 ON THE HIGHWAY.. IT KICKS OR JERKS AT ANY SPEED... ESPECIALLY GOING SLOW.. THE SHIFTING IS HORRIBLE!!! THE FEELING OF IT LOSING POWER AGAIN LIKE IT DID COULD CAUSE SERIOUS DAMAGE TO THE TRANSMISSION AND UNSELFISH AND PASSENGERS.. I DON'T TRUST IT ON THE HIGHWAY!!! I KEEP A MONITOR CONNECTED TO MY TRUCK AT ALL TIMES.. THE DATES COINCIDE WITH THE PAPERWORK!! ONGOING TRANNY ISSUES ALL THE TIME!! I PAID WAY TO MUCH FOR THIS LEMON!! ENGINE VIBRATES AROUND 80.. AND IF YOU DON'T USE YOUR BLINKER.. THEY TRUCK FIGHTS YOU TO CHANGE LANES.. IT PULLS YOU BACK!!

Mileage: 54,000

20200902POWER TRAIN

SINCE I'VE OWNED THIS VEHICLE I HAVE HAD TRANSMISSION PROBLEMS. ONCE IT WENT FROM 70 TO 20 ON THE HIGHWAY.. IT KICKS OR JERKS AT ANY SPEED... ESPECIALLY GOING SLOW.. THE SHIFTING IS HORRIBLE!!! THE FEELING OF IT LOSING POWER AGAIN LIKE IT DID COULD CAUSE SERIOUS DAMAGE TO THE TRANSMISSION AND UNSELFISH AND PASSENGERS.. I DON'T TRUST IT ON THE HIGHWAY!!! I KEEP A MONITOR CONNECTED TO MY TRUCK AT ALL TIMES.. THE DATES COINCIDE WITH THE PAPERWORK!! ONGOING TRANNY ISSUES ALL THE TIME!! I PAID WAY TO MUCH FOR THIS LEMON!! ENGINE VIBRATES AROUND 80.. AND IF YOU DON'T USE YOUR BLINKER.. THEY TRUCK FIGHTS YOU TO CHANGE LANES.. IT PULLS YOU BACK!!

Mileage: 54,000

20200902STEERING

SINCE I'VE OWNED THIS VEHICLE I HAVE HAD TRANSMISSION PROBLEMS. ONCE IT WENT FROM 70 TO 20 ON THE HIGHWAY.. IT KICKS OR JERKS AT ANY SPEED... ESPECIALLY GOING SLOW.. THE SHIFTING IS HORRIBLE!!! THE FEELING OF IT LOSING POWER AGAIN LIKE IT DID COULD CAUSE SERIOUS DAMAGE TO THE TRANSMISSION AND UNSELFISH AND PASSENGERS.. I DON'T TRUST IT ON THE HIGHWAY!!! I KEEP A MONITOR CONNECTED TO MY TRUCK AT ALL TIMES.. THE DATES COINCIDE WITH THE PAPERWORK!! ONGOING TRANNY ISSUES ALL THE TIME!! I PAID WAY TO MUCH FOR THIS LEMON!! ENGINE VIBRATES AROUND 80.. AND IF YOU DON'T USE YOUR BLINKER.. THEY TRUCK FIGHTS YOU TO CHANGE LANES.. IT PULLS YOU BACK!!

Mileage: 54,000

20200827SEAT BELTS

1) REAR DRIVER SIDE SEATBELT WOULD NOT RETRACT WHEN UNBUCKLED. SEATBELT HAD TO BE MANUALLY FED BACK IN SO THAT THE BELT DIDN'T DANGLE OR GET SHUT IN THE DOOR. REPAIRED AT DEALERSHIP ON JUNE 18, 2020 AT ROUGHLY 55-56,000 MILES. 2) TRUCK IS CURRENTLY SHAKING WHEN DRIVING AND HAS TENDENCIES TO SHAKE VIOLENTLY AT TIMES. I'M CURRENTLY JUST SHY OF 59,000 MILES ON THE TRUCK AND HAS BEEN NOTICEABLE WITHIN THE LAST 1,000 MILES. RESEARCHING IT APPEARS IT HAS A COMMON NAME OF "CHEVY SHAKE."

Mileage: 56,000

20200827STEERING

1) REAR DRIVER SIDE SEATBELT WOULD NOT RETRACT WHEN UNBUCKLED. SEATBELT HAD TO BE MANUALLY FED BACK IN SO THAT THE BELT DIDN'T DANGLE OR GET SHUT IN THE DOOR. REPAIRED AT DEALERSHIP ON JUNE 18, 2020 AT ROUGHLY 55-56,000 MILES. 2) TRUCK IS CURRENTLY SHAKING WHEN DRIVING AND HAS TENDENCIES TO SHAKE VIOLENTLY AT TIMES. I'M CURRENTLY JUST SHY OF 59,000 MILES ON THE TRUCK AND HAS BEEN NOTICEABLE WITHIN THE LAST 1,000 MILES. RESEARCHING IT APPEARS IT HAS A COMMON NAME OF "CHEVY SHAKE."

Mileage: 56,000

20200706CrashWHEELS

HIT POST AT PARKING SPEED AN WHEEL SPLIT INTO TWO SECTIONS

Mileage: 45,000

20200420ELECTRICAL SYSTEM

I HAVE DIESEL 3500 1FUEL TANK THE FUEL GAUGE DOESN'T ALWAYS COME ON AND IF DOES IT MAY TAKE SEVERAL MILES BEFORE IT BEGINS TO WORK. OR SOMETIMES IT MAY JUST QUIT. THEN OTHER TIME IT MAY WORK JUST FINE. THERE SEEMS TO BE A PROBLEM. THE PROBLEM DID NOT START TILL I TURNED ABOUT 40,000 I HAVE ABOUT 42,000 NOW. IF IT WORKS TODAY THEN IF IT SET FOR AN FEW DAY IT MAY NOT WHEN IT START TILL YOU DRIVE SEVERAL MILES. THEN IT MAY WORK FOR SEVERAL DAY THEN IT MAY STOP YOU NEVER KNOW WHEN IT GOING TO STOP. DO YOU HAVE A ANSWER FOR THIS PROBLEM. I KNOW THERE A PROBLEM WITH DUAL TANKS BUT HAVE SINGLE TANK.

Mileage: 40,000

20200205VISIBILITY/WIPER

TL* THE CONTACT OWNS A 2016 GMC SIERRA DENALI. THE CONTACT STATED AFTER PLACING THE VEHICLE INTO REVERSE, WITHIN APPROXIMATE 2 FEET THE VEHICLE MADE AN ABNORMAL LOUD NOISE. THE CONTACT LOOKED INTO THE BACKUP CAMERA AND NOTICED SMOKE. THE CONTACT EXITED THE VEHICLE HE NOTICE SHATTERED GLASS. THE REAR PASSENGER WINDOW WAS FRACTURED. THE VEHICLE WAS NOT TAKEN TO A DEALER OR A LOCAL MECHANIC FOR A DIAGNOSIS OR REPAIRS. THE MANUFACTURER WAS NOT MADE AWARE OF THIS ISSUE. THE APPROXIMATE FAILURE MILEAGE WAS 94,000.

Mileage: 94,000

20200116POWER TRAIN

TRUCK LURCHED UNCONTROLLED FOR SEVERAL FEET WHEN PLACED IN REVERSE GEAR.

Mileage: 48,000

20200107EXTERIOR LIGHTING

PASSENGER SIDE TAIL LIGHT LED LIGHTS FAILED. LIGHT BEGAN TO DIM AND FLUTTER IN MULTIPLE LOCATIONS IN LED STRIP, EVENTUALLY TOTALLY FAILING IN BRAKE LIGHT AND TURN SIGNAL.

Mileage: 47,000

20191216STEERING

PURCHASED THE 2016 DURAMAX DENALI WITH LESS THAN 39,000 MILES AFTER MY PREVIOUS GMC TRUCK TURNED OUT TO BE A SAFETY HAZARD AND A MONEY PIT. SALES REP HAD ME DRIVE THE VEHICLE AROUND THE BLOCK AND THE VEHICLE WAS WHAT I WANTED. AFTER DRIVING THE TRUCK AT HIGHWAY SPEED I STARTED NOTICING THE VEHICLE DRIFTING ALL OVER, I HAD TO TURN THE LANE DEPARTURE WARNING SYSTEM OFF BECAUSE YOU CANT KEEP IT IN THE LANE. GOING INTO A CONSTRUCTION ZONE I ALMOST WAS PUSHED INTO THE BARRIER BECAUSE OF THE DRAFT OFF OF A SEMI. WITH SPEED LIMITS UP TO 85 HERE IN TEXAS I CANT BELIEVE SOMEBODY HAS NOT BEEN KILLED YET. I AM TAKING IT TO GMC CAVENDER OF BUICK IN SAN ANTONIO WEDNESDAY. THIS IS A VERY SERIOUS ISSUE.

Mileage: 38,456

Compare 2016GMCSIERRA DENALI to Similar Vehicles

NHTSA Investigations

Frequently Asked Questions

How many complaints does the 2016 GMC SIERRA DENALI have?
The 2016 GMC SIERRA DENALI has 42 NHTSA complaints, 2 crashes, 0 fires, 15 injuries, and 0 deaths reported.
What are the most common problems with the 2016 GMC SIERRA DENALI?
The most-complained component for the 2016 GMC SIERRA DENALI is POWER TRAIN with 9 complaints. Other frequently reported areas include SERVICE BRAKES and STEERING.
Is the 2016 GMC SIERRA DENALI safe to buy?
Review the complaint history, crash and fire reports, safety ratings, and recall status on this page to make an informed decision. No NHTSA crash test rating is available for this model year. Compare with other model years using the links above.
Where does this data come from?
All complaint, recall, and safety rating data is sourced from the National Highway Traffic Safety Administration (NHTSA). Complaints are filed by vehicle owners through NHTSA's Office of Defects Investigation.

Vehicle Safety Guides

Data as of 2025. Sources: NHTSA Office of Defects Investigation (ODI) complaints database, NHTSA recall campaign API, NHTSA NCAP crash-test ratings, and NHTSA FARS for fatality cross-reference.