Home · 2016 GMC Yukon Denali Xl 1500 · Complaints

What 497 owners told NHTSA about the 2016 GMC Yukon Denali Xl 1500

These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.

All (497)Crash / fire / injury (18)Lights (209)Brakes (95)Electrical system (88)Transmission & drivetrain (71)Engine (57)Steering (20)Suspension (16)Body & structure (13)Speed control (10)Fuel system (9)

Newest first · 497 complaints · page 16 of 20

Apr 21, 2019Lights

PASSENGER SIDE LED BRAKE LIGHT FAILED AT 60000 MILES. $800 DEALER REPAIR QUOTE TO REPLACE. NO MANUFACTURE SUPPORT.

NHTSA ODI 11202721

Apr 20, 2019Lights

PASSENGER SIDE BRAKE LIGHT NOT WORKING. YUKON HAS UNDER 40,000 MILES AND IS METICULOUSLY CARED FOR. I HAVE READ MANY OTHER COMPLAINTS ONLINE AND THIS SEEMS TO BE A QUALITY ISSUE. THERE IS NO EASY FIX AND A COMPLETE REPLACEMENT IS REQUIRED. THIS IS A SAFETY ISSUE GIVEN IT IS A BRAKE LIGHT. BRAKE LIGHTS SHOULD NOT MALFUNCTION IN THIS MANNER. A RECALL IS CERTAINLY IN ORDER AS FAILURE TO SIGNAL BRAKING CAN BE A RISK FOR MYSELF AS THE DRIVER AND OTHERS.

NHTSA ODI 11202643

Apr 19, 2019Lights

RIGHT REAR BRAKE LIGHT ASSEMBLY FAILED. IT IS A SEALED ASSEMBLY AND CANNOT BE REPAIRED WITHOUT BREAKING THE SEALED/SONIC WELDED ASSEMBLY. REPLACEMENT ASSEMBLY IS $700+ DOLLARS.

NHTSA ODI 11202553

Apr 18, 2019

THE ANTENNA ON THE YUKON GETS WATER IN IT WHEN IT RAINS. IT HAS MESSED UP MY GPS SYSTEM AND MY ON STAR SYSTEM IS NOT WORKING. IT HAS LEAKED INTO THE SUV. THIS HAPPENS EVERY TIME IT RAINS.

NHTSA ODI 11197151

Apr 10, 2019LightsBrakes

FAULTY BREAK LIGHTS. THE LED CIRCUIT IS FAULTY AND CRACKS WHICH REQUIRES THE ENTIRE LIGHT ASSEMBLY TO BE REPLACED.

NHTSA ODI 11195361

Apr 9, 2019Lights

MY VEHICLE HAS ONLY 47,000 MILES AND MY PASSENGER SIDE BRAKE LIGHT IS OUT. THERE IS ALSO WATER AND MOISTURE THAT BUILDS UP IN BOTH TAILLIGHTS. I WAS TOLD IT WOULD BE $800 EACH TO REPLACE AND WAS NO LONGER UNDER WARRANTY. I AM THE ORIGINAL OWNER AND PURCHASED THE VEHICLE NEW. THE VEHICLE HAS NEVER BEEN IN ANY ACCIDENTS. THIS IS A SERIOUS ISSUE AND NEEDS TO BE COVERED BY THE MANUFACTURER. THE LED LIGHTS SHOULD NOT GO OUT THIS QUICKLY.

NHTSA ODI 11195302

Apr 4, 2019Brakes

VEHICLE IN MOTION AND BRAKES WOULD NOT WORK UNLESS YOU PUT ALL YOUR BODY WEIGHT ON THE BRAKES, AND THEN JUST BARELY. HAPPENED MULTIPLE TIMES ON AND OFF BOTH AT HIGH RATE OF SPEED ON HIGHWAY AND ON CITY STREETS. TOOK INTO GMC DEALERSHIP AND THEY REPLACED THE VACUUM PUMP FOR THE BRAKES -- PROBLEM SOLVED AFTER SPENDING $800. WE ARE LUCKY THIS IS A MAJOR SAFETY ISSUE THAT COULD HAVE CAUSED A SERIOUS ACCIDENT. I UNDERSTAND THIS EXACT PROBLEM IS A KNOWN PROBLEM CURRENTLY BEING INVESTIGATED. PLEASE FINISH YOUR INVESTIGATION QUICKLY AND ISSUE A RECALL -- SOMEBODY IS GOING TO GET KILLED IF THIS IS NOT FIXED. I LOOK FORWARD TO BEING REIMBURSED FROM GMC WHEN THE RECALL IS FINALLY ISSUED.

NHTSA ODI 11193808

Apr 4, 2019Lights

I HAVE BEEN TOLD BY MULTIPLE PEOPLE THAT ONE OR BOTH OF MY BRAKE LIGHTS HAS NOT BEEN WORKING. I HAVE TESTED THEM MYSELF AND I TOO GET MIXED RESULTS. SOMETIMES ONE WORKS AND OTHER TIMES NEITHER. BEING THAT I DRIVE 30 MINUTES TO AND FROM WORK EVERYDAY THIS IS A MAJOR CONCERN.

NHTSA ODI 11193934

Apr 2, 2019Lights

MY WIFE'S 2016 GMC PASSENGER TAIL LIGHT FLICKERING WORKING WHEN IT WANTS. TRUCK HAS 50K NEVER BEEN IN ACCIDENT AND WE ARE THE ORIGINAL OWNERS.

NHTSA ODI 11193468

Apr 1, 2019Lights

VEHICLE HAS 52,000 MILES ON IT AND DRIVER SIDE TAIL LIGHT STOPPED WORKING. IT IS AN LED AND SHOULD LAST FOR MANY YEARS. HAS NOT BEEN IN AN ACCIDENT. THIS IS FAULTY MANUFACTURING. CONSUMER PROTECTION NEEDED.

NHTSA ODI 11193257

Mar 25, 2019Lights

REAR PASSENGER LIGHT IS NOT WORKING. THE BOARD IS CHEAPLY MADE AND DEALER WANTS ME TO BUY A NEW LIGHT FIXTURE FOR $800.

NHTSA ODI 11191242

Mar 19, 2019Lights

MY DRIVERS SIDE TAIL LIGHT IS OUT! DEALER CHARGES $700 TO REPAIR!

NHTSA ODI 11190053

Mar 14, 2019Brakes

MY 2016 GMC YUKON XL RECENTLY BEGAN HAVING A HARD BRAKE PEDAL WHEN REVERSING OUT OF PARKING SPOTS, OR WHEN ROLLING DOWNHILL. A COUPLE OF TIMES, WHEN ROLLING FORWARD DOWNHILL IT MALFUNCTIONED CAUSING ME TO RUN INTO A DITCH. . THE HARD BRAKE PEDAL HAD CAUSED ME TO NOT BE ABLE TO STOP THE VEHICLE SEVERAL TIMES. IT WOULD ROLL BACKWARDS (OR FORWARDS) UNTIL I SHIFTED IT IN TO GEAR OR GAVE IT GAS. A FEW TIMES I ALMOST HIT VEHICLES AND PEDESTRIANS IN MY SON'S SCHOOL CARPOOL LANE. THERE IS NO WARNING. NO CHECK ENGINE LIGHT. JUST THE HORRIBLE ROCK HARD BRAKE PEDAL WHICH TURNS OUT TO BE A FAULTY VACUUM PUMP PER NAPA JIMMY VASSER CHEVROLET, THAT HAS NOW COST ME $711.00 BECAUSE IT IS NOT COVERED UNDER WARRANTY. MY CAR HAS 54,000 MILES ON IT. THIS IS UNACCEPTABLE.

NHTSA ODI 11186918

Mar 3, 2019LightsSeats

OEM LED TAIL LIGHTS HAVE FAILED ON MY GMC WITH 40,000 MILES ON IT. THE BULB IS GOOD, YET THE LED PORTION (WHICH COSTS OVER $800 TO FIX) NEEDS TO BE REPLACED. THIS PORTION IS THE ENTIRE REAR BRAKE LIGHT HOUSING. THIS IS VERY COMMON AMONG THESE VEHICLES HEATED SEATS QUIT WORKING ON DENALI. THE BACKRESTS STILL HEAT UP, BUT THE BOTTOMS DON'T HEAT UP AT ALL. ALSO, THEY WILL NOT TURN ON IN REMOTE START MODE EVEN THOUGH THEY ARE SET TO TURN ON IN THIS MODE.

NHTSA ODI 11183810

Mar 2, 2019Brakes

I TOOK MY CAR INTO A GMC DEALER DUE TO A FUNNY NOISE. I HAD TO PAY $800 TO REPLACE MY BRAKE VACUUM. THE VEHICLE WAS NOT BRAKING PROPERLY PRIOR TO THIS FIX.

NHTSA ODI 11183704

Mar 1, 2019

I WAS ON THE RAMP GOING APPROX. 45-50 MPH ACCELERATING TO BE ABLE TO TURN ONTO THE 70 MPH HIGHWAY WHEN MY SUNROOF EXPLODED. IT WAS LIKE A GUN WENT OFF IN MY VEHICLE. IT SCARED ME TO DEATH AS GLASS WAS FALLING ON ME. I SHUT THE INSIDE PROTECTOR AND LOOKED AROUND AND THERE WERE NO PEOPLE, TRUCKS, CARS OR OVERPASS AROUND. THERE IS GLASS ALL OVER THE INSIDE OF MY VEHICLE. THE PIECES CONTINUED TO FALL THE REST OF MY TRIP. I CONTACTED THE DEALERSHIP IMMEDIATELY AND THE GUY SAID HE NEVER HEARD OF IT. GMC HEADQUARTERS WAS NO HELP EITHER. I HAVE READ THIS IS A MANUFACTURER DEFECT.

NHTSA ODI 11183575

Feb 28, 2019Lights

REAR BRAKE LIGHT WORKS INTERMITTENTLY.

NHTSA ODI 11183051

Feb 28, 2019Lights

BRAKE LIGHT WORK INTERMITTENTLY. VERY DANGEROUS WHEN YOU DON'T IF THEY ARE WORK OR NOT

NHTSA ODI 11183118

Feb 25, 2019Lights

REAR TAIL LIGHT / BRAKE LIGHT QUIT WORKING WHILE STILL UNDER WARRANTY. WE TOOK IT TO THE DEALER AND WAS DENIED COVERED. THE UNIT IS A COMPLETE LED ASSEMBLY AND CANNOT BE REPAIRED. THE PRICE QUOTED WAS $700 FOR THE ASSEMBLY. A QUICK INTERNET SEARCH SHOWS THAT THOUSANDS OF PEOPLE HAVE EXPERIENCED THE SAME ISSUE AND GM WILL NOT ACKNOWLEDGE IT AS A PROBLEM AND WILL NOT COVER UNDER WARRANTY. THIS IS MOST DEFINITELY A DANGEROUS SITUATION FOR OWNERS WHO SUDDENLY HAVE NO TAIL OR BRAKE LIGHTS ON THEIR NEW/NEWER VEHICLES.

NHTSA ODI 11182272

Feb 24, 2019Lights

THE BACK MASSAGER TAIL LIGHT HAS STOPPED WORKING. AFTER MUCH RESEARCH THIS SEEMS TO BE A PROBLEM WITH THE VEHICLE. TO REPLACE THE LIGHT (ONE LIGHT), I WAS QUOTED $750.

NHTSA ODI 11182211

Feb 24, 2019Lights

BOTH TAIL LIGHTS HAVE CEASED TO FUNCTION WITHIN 6 MONTHS OF EACH OTHER. GMC STATES THAT THE ORIGINAL PARTS WERE DEFECTIVE, BUT WILL NOT COVER REPAIR. EACH LIGHT COSTS ~$700 PLUS LABOR. THIS SHOULD BE A RECALL ISSUE.

NHTSA ODI 11182222

Feb 20, 2019Brakes

VACUUM PUMP WENT OUT ON MY VEHICLE RESULTING IN ALMOST BEING HIT BY A SEMI TRAVELING 65MPH. I HAD TO CALL A WRECKER TO PICK UP MY VEHICLE AND HAVE IT TOWED TO THE DEALERSHIP AS IT WAS NO LONGER SAFE TO DRIVE. I PAID OUT OF POCKET FOR THE WRECKER AND THE REPAIR BECAUSE THE VACUUM PUMP WAS NO LONGER COVERED UNDER WARRANTY AT 38,633 MILES. I WAS LEAVING A DRIVEWAY AT A SLOW SPEED TO TURN ONTO A FARM TO MARKET ROAD AND MY BRAKES WOULD NOT WORK.

NHTSA ODI 11181432

Feb 20, 2019Transmission & drivetrain

TL* THE CONTACT OWNS A 2016 GMC YUKON. WHILE THE VEHICLE WAS ACCELERATING FROM A STOP, THE TRANSMISSION SHUDDERED AND FAILED TO RESPOND APPROPRIATELY. THE RPM GAUGE WAS ERRATIC AND FLASHED. THE VEHICLE WAS TOWED TO MARVIN K. BROWN AUTO CENTER (1441 CAMINO DEL RIO SOUTH, AUTO CIR, SAN DIEGO, CA 92108) WHERE IT WAS DETERMINED THAT A POWER TRAIN WARRANTY PROVISION WAS NOT AN AVAILABLE OPTION AND THE MANUFACTURER HAD NOT ISSUED A POWER TRAIN RECALL. THE DEALER DIAGNOSED THAT THE TRANSMISSION NEEDED TO BE REPLACED. THE VEHICLE REMAINED AT THE DEALER AND HAD NOT BEEN REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE VIN WAS NOT AVAILABLE. THE APPROXIMATE FAILURE MILEAGE WAS 130,268.

NHTSA ODI 11181454

Feb 15, 2019Brakes

THIRD TIME THIS HAPPENED, FIRST TWO TIMES MY HUSBAND WAS DRIVING(HE CALLED THE DEALERSHIP AND THEY SAID THEY HAD NOT HEARD OF ANY PROBLEMS) AND WHEN IT HAPPENED TO ME IT WAS SCARY. I HAD MY KIDS IN THE CAR, NO INJURIES AND NO ONE WAS HURT, THANK GOD. I WAS GOING THROUGH THE DRIVE THRU STOPPED AT THE FIRST WINDOW, ACCELERATED TO NEXT WINDOW (LOW SPEED) AND DIDN'T STOP... IT WAS THE LIKE THE BRAKES LOCKED UP, COULDN'T PRESS DOWN AT ALL. CALLED THE DEALERSHIP FIRST THING IN THE MORNING, SAME THING DIDN'T KNOW OF ANY ISSUES. WELL I GOOGLED IT AND IT IS UNDER INVESTIGATION, SO I KINDLY PRINTED OFF ALL THE ARTICLES SO THEY COULD LET OTHER CUSTOMERS KNOW THERE WAS AN ISSUE (THEY DIDN'T CARE TO KEEP THAT BUT DID ADMIT THEY KNEW THERE HAD BEEN SOME ISSUES). OF COURSE MY CAR IS JUST OUT OF WARRANTY SO THEY SAID I WOULD BE RESPONSIBLE FOR ANY ISSUES. AGAIN, THIS IS A SAFETY ISSUE AND THERE SHOULD BE A RECALL!!! THEY SHOULD BE PAYING FOR IT AND THANKING THERE LUCKY STARS NO ONE WAS INJURED. THE TOTAL CAME TO $950, THEY ASKED IF I WANTED THEM TO FIX THE PUMP, BELT AND BELT KIT (I ASKED IF THIS WAS THE ISSUE OTHERS WERE HAVING AND HE SAID HE BELIEVES SO). WHAT WAS I GOING TO SAY NO? DID I REALLY HAVE AN OPTION?? THE BRAKES WEREN'T WORKING!!!! KIND OF A BIG DEAL!! OF COURSE I WOULD LIKE THEM TO PAY ME BACK (THEY DID GIVE ME A CREDIT OF $208) BUT I DO BELIEVE THEY NEED TO DO A RECALL BEFORE SOMEONE GETS HURT.

NHTSA ODI 11180362

Feb 14, 2019Lights

FAULTY TAIL LIGHT HOUSING, RESULTS IN TAIL/BRAKE LIGHTS NOT WORKING. NOT THE RESULT OF DAMAGE, SIMPLY BAD DESIGN IN THE LED HOUSING AND ELECTRICAL CONNECTIONS. THE ELECTRICAL CONNECTION WAS POORLY CONSTRUCTED, AND THE ONLY FIX IS TO COMPLETELY REPLACE THE ENTIRE HOUSING AT $750 INCLUDING LABOR.

NHTSA ODI 11180154

← NewerOlder →

Working with the data? Download all 497 complaints as CSV · fetched from NHTSA July 25, 2026

How to use these: a complaint is one owner’s report, filed voluntarily and published unverified. Patterns matter more than any single story. If several owners describe the same failure at similar mileage, put that system at the top of your pre-purchase inspection list. Back to the full 2016 GMC Yukon Denali Xl 1500 verdict →