Home · 2015 GMC Yukon Denali Xl 1500 · Complaints

What 977 owners told NHTSA about the 2015 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 (977)Crash / fire / injury (24)Lights (489)Electrical system (168)Brakes (158)Transmission & drivetrain (102)Engine (63)Steering (51)Body & structure (28)Suspension (27)Fuel system (23)Visibility & wipers (11)

Newest first · 977 complaints · page 38 of 40

Nov 28, 2016Visibility & wipersBody & structure

WINDOW APPLIQUS ON BOTH SIDES OF VEHICLE BECAME LOOSE AND WERE FLAPPING WHILE DRIVING. THIS WAS CONCURRENT WITH A VERY NOISY CABIN, LIKENED TO THE SOUND OF A WINDOW BEING OPEN WHILE TRAVELING AT HIGHWAY SPEEDS. THESE APPLIQUES WERE PREVIOUSLY REPLACED BY DEALER AFTER INCIDENTALLY BEING FOUND LOOSE. THE NOISY ENVIRONMENT IN CABIN IS VERY LOUD AND DISTRACTING, CAUSING DRIVER AND PASSENGERS TO GET HEADACHES AND CAUSING DRIVER TO BECOME DISTRACTED. *TR

NHTSA ODI 10928328

Oct 28, 2016Brakes

TL* THE CONTACT OWNS A 2015 GMC YUKON. WHILE DRIVING VARIOUS SPEEDS, THE BRAKE PEDAL WAS APPLIED AND THE VEHICLE FAILED TO STOP. THE BRAKE PEDAL HAD TO BE PUMPED SEVERAL TIMES TO STOP THE VEHICLE. THE VEHICLE WAS TAKEN TO THE DEALER WERE IT WAS DIAGNOSED THAT THE BRAKE BOOSTER NEEDED TO BE ADJUSTED. THE VEHICLE WAS REPAIRED, BUT THE FAILURE RECURRED. THE VEHICLE WAS TAKEN BACK TO THE DEALER WHERE THE BRAKE FAILURE WAS DUPLICATED AND DIAGNOSED THAT THE BRAKE BOOSTERS NEEDED TO BE REPLACED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 35,000.

NHTSA ODI 10919906

Sep 26, 2016Engine

TL* THE CONTACT OWNS A 2015 GMC YUKON XL. WHILE THE VEHICLE WAS STATIONARY, THE VEHICLE STALLED WITHOUT WARNING. THE CONTACT PLACED THE VEHICLE IN PARK AND WAS ABLE TO RESTART THE VEHICLE. AFTER TURNING THE STEERING WHEEL, THE VEHICLE STALLED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE ISSUE. THE FAILURE MILEAGE WAS 64,712.

NHTSA ODI 10909817

Sep 24, 2016Steering

HELLO.. THERE IS A CLICKING NOICE COMING OUT IT THE STEERING WHEEL. AS WELL AS VIBRATION . IT SEEN THAT THE TRANSFER OF IT FROM THE FRONT END. THE HOLE STEERING WHEEL SHAKES.

NHTSA ODI 10909440

Aug 30, 2016Transmission & drivetrain

TRANSMISSION HAS BEEN CLUNKY AND JERKY FROM FROM PURCHASE. THE VEHICLE VIBRATES BETWEEN 30 - 35 MILES PER HOUR WHEN SHIFTING. THE VEHICLE LURCHES FORWARD WHEN ACCELERATING AS IF IT HAS DIFFICULTY DOWN-SHIFTING. THE PROBLEM IS PRESENT FROM SIMPLY BACKING UP OUT OF THE DRIVEWAY, MODEST SPEEDS ON CITY STREETS, OR ON THE HIGHWAY. WHEN BROUGHT BACK TO THE DEALER, THEY CLAIMED IT WAS A SOFTWARE ISSUE AND "REFRESHED" THE SOFTWARE. THE PROBLEM HAS NOT GONE AWAY AND DID NOT IMPROVE BY THIS SOFTWARE CORRECTION. MY INTERNET RESEARCH INDICATES THAT THIS IS A COMMON PROBLEM WITH THE NEW 8-SPEED TRANSMISSION FOR THE 2015 YUKON DENALI AND CADILLAC ESCALADE.

NHTSA ODI 10899646

Aug 29, 2016Steering

VEHICLE STEERING SHAFT CLICKS AND POPS WHEN WHEEL IS TURNED, AS IF STEERING SHAFT IS BINDING. HAPTIC FEEDBACK IS FELT IN THE STEERING WHEEL DURING EACH INSTANCE OF A CLICK OR POP. DEALERSHIP REPLACED STEERING SHAFT BEARING, RETAINER SPRING, AND SEAT AND PROBLEM HAS RETURNED. ONLINE FORUMS HAVE SHOWN NUMEROUS OTHER GM OWNERS EXPERIENCING THE SAME PROBLEM. SOME HAVE REPORTED STEERING WHEEL LOCATION SENSOR IS CATCHING. OTHERS HAVE REPORTED ENTIRE STEERING SHAFT MUST BE REPLACED AND CLAIM IT IS ON NATIONAL BACK ORDER. THIS IS NOT ONLY A NUISANCE, BUT CREATES CONSTERNATION OVER SAFETY OF STEERING. ISSUE SHOULD BE INVESTIGATED FOR POSSIBLE SAFETY RECALL.

NHTSA ODI 10899120

Aug 15, 2016Electrical systemEngine

OUR 2015 YUKON XL DENALI HAS BEEN IN FOR REPAIR SERVICE FOR 41 DAYS SINCE PURCHASED NEW 3/23/15. THE CAR HAS STALLED WHILE IN MOTION WITH MY WIFE AND THREE DAUGHTERS IN THE VEHICLE TWICE AND BEEN UNRESPONSIVE TO THROTTLE INPUT 3 ADDITIONAL TIMES. THE STALL OCCURRED ONCE WHILE TURNING LEFT ACROSS TRAFFIC AND ANOTHER TIME WHILE TURNING RIGHT AND MERGING WITH TRAFFIC! THE PROBLEM IS INTERMITTENT AND GMC HAS NEVER BEEN ABLE TO REPLICATE IT. THEY HAVE GIVEN US THE SHOULDER SHRUG, "I DON'T KNOW WHAT TO TELL YOU, WE CAN'T REPLICATE IT" LINE, SO HERE ARE YOUR KEYS. NO WARNING INDICATORS, NO SIGNS IT MAY HAPPEN, AND NO WAY TO PULL UP THE ISSUE WITH THEIR DIAGNOSTICS...HUGE SAFETY CONCERN AND EACH TIME THEY HAVE HANDED US THE KEYS BACK AFTER 7 DAYS (THEIR STANDARD ALLOTTED TIME TO HAVE A LOANER OUT) WITHOUT ANY PROACTIVE ESCALATION TO FIND ROOT CAUSE OR CONCERN FOR MY FAMILY'S SAFETY. THE LAST TIME WE TOOK IT IN, THEY HAD IT FOR 8 DAYS AND COULD NOT REPLICATE THE ISSUE. WE SIGNED OUR SERVICE PAPERWORK AND I ESCALATED TO THE SERVICE MANAGER BEFORE LEAVING. AFTER TELLING HIM WE WOULD BE PURSUING BUYBACK, HE MIRACULOUSLY HAD AN IDEA IT MAY BE RELATED TO A WIRING HARNESS ISSUE. THIS WAS BASED OFF HIS EXPERIENCE WITH A SIERRA PICKUP (5.3L, NOT OUR 6.2L) THAT HAD SIMILAR BEHAVIOR. WE LEFT THE VEHICLE AND, WOULDN'T YOU KNOW IT, THEY REPLACED A WIRE AND "HAVE REASONABLE CONFIDENCE" IT RESOLVED THE ISSUE. TWO WEEKS LATER, IT'S BACK IN THE SHOP FOR KEY FOB NOT DETECTED (AFTER ALREADY DRIVING). TRUCK IS IN GEAR AND YOU CANNOT MOVE...ANOTHER HUGE SAFETY CONCERN. IT'S A DUD. WE HAVE ALSO HAD TO HAVE ALL 8 INJECTORS REPLACED DUE TO ROUGH IDLING AND THE STEERING GEAR REPLACED FROM FAULTY MANUFACTURING THAT CREATES A CLICKING WHILE TURNING THE WHEEL, THE CAR IS AT THE DEALER AND WE WILL NOT BE TAKING IT BACK. WE ARE GOING THROUGH THE OFFICAL BUY-BACK PROCESS WITH GMC.

NHTSA ODI 10895928

Aug 1, 2016Transmission & drivetrain

WHEN APPROACHING A TOLL BOOTH ON THE MASS TURNPIKE,WITH SEVERAL LANES MERGING, WITH THE VEHICLE ALMOST STOPPED,IT DOWNSHIFTED TO 1ST GEAR AND IN THE PROCESS LURCHED FORWARD EXTREMELY VIOLENTLY TO THE POINT I ALMOST CRASHED INTO THE CAR MERGING IN FRONT OF ME-PROBABLY STOPPED SHORT BY SIX INCHES OR LESS !!!

NHTSA ODI 10892245

Jul 28, 2016Fuel system

JULY 26, 2016 WE WERE IN LAS VEGAS TRAVELING ON THE STRIP AND OUR VEHICLE LOSS POWER AND DIED, IT STARTED UP AFTER A FEW MINUTES. A CODE WAS SET FOR FUEL PUMP PRESSURE, THEN TODAY WE WERE IN MARNA AZ, AND OUR VEHICLE DIED WHILE DRIVING IN TOWN. A POLICEMAN FOLLOWED US TO FIND OUT WHAT WAS WRONG AND WE TOLD HIM. TO OUR SURPRISE HE HAS BEEN HAVING THE SAME ISSUE WITH HIS 2015 TAHOE. HE BROUGHT HIS VEHICLE TO DEALERSHIP AND THEY TOLD HIM IT HERE WAS A PROBLEM WITH THE FUEL PUMP WHEN THE TEMP IS TOO HOT.

NHTSA ODI 10891483

Jul 19, 2016Transmission & drivetrainBody & structureEngine

OUR VEHICLE HAS A SIGNIFICANT VIBRATION IN V4 MODE WHEN TRAVELING BETWEEN 45-65 MPH AND ABOVE. THE VIBRATION IS ALSO ACCOMPANIED BY INCREASED CABIN PRESSURE. THESE ISSUES ARE CAUSING HEADACHES, NAUSEA, DIZZINESS, AND ARE FURTHER EXACERBATING MY WIFE'S MULTIPLE SCLEROSIS. WE ALSO HAVE A POPPING SOUND COMING FROM THE REAR OF THE VEHICLE'S SUSPENSION WHEN TURNING THAT MAKES US FEEL UNSAFE. THE VIBRATION STARTED RIGHT AFTER WE TOOK DELIVERY OF THE CAR AND HAS ONLY GOTTEN WORSE. WE BOUGHT THE CAR IN APRIL 2015 AND THE ISSUE CONTINUES UNFIXED TO THIS DAY. THE POPPING NOISE STARTED ABOUT 3-4 WEEKS AGO AND IT SOUNDS LIKE A SUSPENSION COMPONENT. OUR AC RECIRCULATING FEATURE ALSO DOES NOT WORK AND IT ALLOWS HARMFUL EXHAUST SMOKE IN.

NHTSA ODI 10885983

Jun 29, 2016Engine

I AM WRITING TO NOTIFY YOU ABOUT A PROBLEM WITH THE TRANSMISSION IN 2015 GMC YUKON XL. GM IS AWARE OF A PROBLEM. THEY ISSUED AN INTERNAL NOTICE TO DEALERS IN FEBRUARY 2016. HOWEVER, THEY HAVE NOT NOTIFIED TO OWNERS IN THE FORM OF A RECALL. ON SEVERAL OCCASIONS, MY VEHICLE JUMPED FORWARD, WHILE DRIVING IN THE CITY, WHEN IT WAS STOPPED, IN DRIVE, WITH BRAKE ENGAGED. I REPORTED TRANSMISSION PROBLEMS TO MY LOCAL DEALER BUT THEY REPEATEDLY IGNORED MY CONCERNS. THEY KEPT GIVING EXCUSES THAT DIDN'T MAKE SENSE. I FINALLY PRESSED ON, REFUSED TO TAKE MY VEHICLE BACK AND REPORTED THE PROBLEM TO SEVERAL EXECUTIVES. THE PROBLEM WAS FINALLY DIAGNOSED UNDER DIFFERENT CONDITIONS AS STATED IN THE FIRST INTERNAL DOCUMENT IN MARCH 2016. THERE WAS A PROBLEM WITH THE TRANSMISSION. THEY FINALLY REPLACED THE TRANSMISSION FOR "ONE THAT DIDN'T HAVE A PROBLEM". GM ADMITTED THERE ARE PROBLEMS WITH TRANSMISSIONS AND THE PROBLEM HAS BEEN CORRECTED IN NEWER VEHICLES. THEY HAVE YET TO ISSUE A NOTICE TO CURRENT OWNERS THAT THEIR VEHICLES ARE AT RISK. I OWNED A 2015 GMC YUKON XL BUT CHOSE TO SELL IT OVER SAFETY CONCERNS AND LACK OF APPROPRIATE RESPONSE FROM GM CORPORATE. WITH 2 YOUNG CHILDREN, I SPEND A LOT OF TIME AROUND SCHOOLS (LIKE MOST OWNERS OF LARGE GM VEHICLES). I COULD HAVE INJURED OR KILLED SOMEONE. I FEEL IT IS MY OBLIGATION TO BRING THIS SITUATION TO YOUR ATTENTION. IF YOU INTERVENE, YOU CAN HELP TO AVOID ANY INJURIES IN THE FUTURE. IT IS CLEAR THAT GM WILL NOT VOLUNTARILY PROTECT THE PUBLIC.

NHTSA ODI 10881513

Jun 23, 2016

A/C WON'T GET COLD! ONE OF MANY PROBLEMS I HAVE HAD WITH THIS BRAND NEW TRUCK THAT IS A YEAR OLD! TV'S HAVE HAD PROBLEMS, TRANSMISSION PROBLEMS, GIVING IT GAS WAS ALSO A PROBLEM! I HAVE JUST HIT 40,000 ON THE TRUCK AND THEY WANT TO TELL ME IT NOT UNDER WARRANTY! A/C SHOULDN'T BE A PROBLEM YET! NOTHING BUT PROBLEMS OUT THIS TRUCK! CAN SOMEONE HELP ME? A DISAPPOINTED TRUCK OWNER!

NHTSA ODI 10876255

Jun 14, 2016Transmission & drivetrain

REPLACED TRANSMISSION WITH DEALER 2 TIME

NHTSA ODI 10874190

Apr 23, 2016Seats

DRIVER'S SEAT WAS NOT HEATING ON THE BOTTOM CUSHION, ONLY THE BACK WAS HEATING UP. TOOK TO DEALERSHIP AND AFTER THE SECOND TIME COMPLAINING THEY FOUND A FAULT IN THE SENSOR AND REPLACED. THEN THE BACK OF THE SEAT QUIT HEATING. SAME PROBLEM - HEATING SENSOR KEPT SHORTING. VERY CONCERN ABOUT SHORTS AND FAULTY CIRCUITS. COMPLAINED TO GMC ON FACEBOOK AND GOT THE TYPICAL "SO SORRY" AND "WE'RE IN CONTACT WITH THE DEALER". I HAD TO COMPLAIN MULTIPLE TIMES SINCE DECEMBER 2015 ABOUT POOR HEATING BEFORE THEY WOULD LISTEN.

NHTSA ODI 10861061

Mar 3, 2016Visibility & wipers

ON FEBRUARY 10, 2016, WE WERE DRIVING ON I-25 HEADED TO ARIZONA FOR A VACATION. AS WE WERE JUST ON THE OUTSKIRTS OF SANTA FE, NM, WE HEARD A LOUD EXPLOSION AND IT SOUNDED LIKE OUR ENTIRE CAR WAS BLOWING UP. WE WERE DRIVING AT 75 MPH AND THERE WERE NO OTHER CARS CLOSE TO US. WE STARTED HEARING GLASS BOUNCING AROUND ON THE SUNROOF CURTAIN AND REALIZED THAT IT WAS OUR SUNROOF THAT HAD EXPLODED. WE PULLED INTO THE FIRST EXIT IN SANTA FE AND CHECKED THE CAR AND THE GLASS APPEARED TO HAVE EXPLODED UPWARDS. WE DROVE TO THE NEXT GAS STATION AND PULLED OUT ALL THE LARGE PIECES AND VACUUMED UP WHAT WE COULD OF THE SMALL PIECES. NEEDLESS TO SAY, WE HAD TO END OUR VACATION AND WE TURNED AROUND AND DROVE HOME THE SAME DAY. ALL WE COULD HEAR ON THE WAY HOME WAS GLASS BOUNCING AROUND AND THE ROAD NOISE. WE CONTACTED GMC AND THEY SAID WE SHOULD CLAIM THROUGH OUR INSURANCE. EVENTUALLY, THEY RELENTED AND REPLACED THE SUNROOF. I HAVE DONE RESEARCH ON THE INTERNET AND IT APPEARS THAT THIS IS HAPPENING WITH MANY MAKES OF VEHICLES NOT JUST GMCS. IT APPEARS THERE ARE SOME SERIOUS ISSUES WITH SUNROOFS. IF PICTURES ARE NEEDED, WE TOOK SEVERAL AND I WOULD BE HAPPY TO PROVIDE. THANK YOU FOR ADDRESSING THE ISSUES WITH SUNROOFS. I NO LONGER FEEL SAFE IN THIS CAR AND THIS IS A VEHICLE THAT WE PURCHASED FOR ROAD TRIPS AS WE HAVE TWO OTHER VEHICLES WHICH ARE OUR EVERY DAY VEHICLES. IT WAS THE SCARIEST THING WE HAVE EVER EXPERIENCED. *TR

NHTSA ODI 10839659

Mar 1, 2016Body & structure

MY 2015 GMC YUKON XL WITH 5000 MILES EXHIBITS A BUFFETING / PRESSURE SENSATION THAT CAN BE FELT PREDOMINATELY IN THE EARS BETWEEN 30 AND 70 MPH WHEN ONLY THE REAR PASSENGER WINDOWS ARE DOWN . AFTER A SHORT AMOUNT OF TIME IT BEGINS TO CAUSE DIZZINESS, EAR PAIN, AND HEADACHES. SOMETHING IS VERY WRONG AND MUST BE FIXED

NHTSA ODI 10839172

Feb 18, 2016

ON THE DAY I TEST DROVE MY YUKON MY HUSBAND AND I NOTICED A VIBRATION IN THE VEHICLE. WHEN WE RETURNED TO DEALER NOTICED ONE OF THE RIMS WAS DIFFERENT THAN THE OTHER THREE SO WE ALL BELIEVED IT WAS THE CAUSE. WAS TOLD IT WOULD BE HANDLED. SO WE CAME BACK TO PICKUP AND THAT'S WHERE IT ALL BEGAN. THIS VEHICLE HAS SEVERE REVERBERATION AND VIBRATIONS. REVERBERATION CAUSES SEVERE HEADACHES AND NAUSEA. MY DRIVING LEG GOES NUMB FROM THE VIBRATION THAT COMES THRU THE GAS PEDAL. SO UNSAFE. SEVERE TUNNELING VIBRATION THEY HAVE DONE THE TIRES NOT THE PROBLEM. REPOSITIONED UPPER AND LOWER REAR CONTROL ARMS TO CHANGE PINION ANGLE &CHECKED AND ADJUSTED TRANSMISSION CROSS MEMBER AND MOUNT. PICKED IT UP IMMEDIATELY NOTICED NOTHING HAD CHANGED. WHEN RIGHT BACK TO DEALER AND SERVICE MANAGER DROVE WITH ME. HE ALSO AGREED THAT IT WASN'T FIXED. BROUGHT BACK AGAIN. AFTER DOING ANOTHER SERIES OF THINGS GMC REP DROVE VEHICLE AND SAID THAT PICO SCORES FALL UNDER SPECS. OFFERED ME A ADDITIONAL 2YR/24000 MILE WARRANTY. HAHA I TRADE EVERY THREE YEARS AND PUT 6000 MILES PER YEAR ON MY SUV. SO ON 1/28/16 THE PICO SCORE WAS 20 BEFORE THE REPAIRS CLAIMED THEY GOT IT DOWN TO 5. PICKED IT UP BROUGHT IT BACK TO DEALER 2/3 (I'VE PUT 45 MILES ON BETWEEN SERVICES) TAKE IT BACK OUT ON ROAD PICO BACK AT 20 DID MORE STUFF GOT IT BACK DOWN TO 6. SO GM REP SAYS IT'S WITHIN GM SPECS?? THIS IS CRAZY. JUST TOOK DISABLED HUSBAND TO DR AND HE COULD HARDLY MAKE IT HOME IN THIS VEHICLE. THIS IS A SEVERE HEALTH CONCERN. DOES SOMEONE HAVE TO HAVE AN ACCIDENT AND KILL SOMEONE BEFORE THIS IS ADDRESSED. I HAVE ACTUALLY STUMBLED AFTER GETTING OUT OF THIS VEHICLE DUE TO THE REVERBERATION AND MY EQUILIBRIUM BEING OFF BECAUSE OF IT. I HAD WKED FOR A GM DEALER FOR 25 YEARS THAT'S WHEN THEY USED TO TAKE CARE.OF THERE CUSTOMERS. I HAVE DRIVEN AND OWNED 20 SUBURBAN & YUKONS I HAVE NEVER HAD ONE LIKE THIS. CONCLUSION: NOT FIXED

NHTSA ODI 10837055

Jan 26, 2016Transmission & drivetrainBody & structure

WITH ALL WINDOWS UP, VEHICLE EXHIBITS A BUFFETING / PRESSURE SENSATION THAT CAN BE FELT PREDOMINATELY IN THE EARS BETWEEN 30 AND 50 MPH. SIMILAR TO WHEN ONLY THE REAR PASSENGER WINDOWS ARE DOWN IN MANY VEHICLES. I SECOND THE FACT THAT AFTER ANY AMOUNT OF TIME AT THESE SUSTAINED SPEEDS IT BEGINS TO CAUSE DIZZINESS, EAR PAIN, AND HEADACHES. GM FORUMS ARE FLOODED WITH COMPLAINTS. THIS VEHICLE OBVIOUSLY WAS MANUFACTURED WITH A SIGNIFICANT, KNOWN FLAW THAT THEY CANNOT CURRENTLY FIX. THIS SHOULD ABSOLUTELY BE A SAFETY ISSUE STRICTLY BASED UPON THE PHYSICAL SYMPTOMS ONSET BY THE FEELING WITHIN THE VEHICLE.

NHTSA ODI 10822332

Dec 29, 2015Visibility & wipers

CRACK DEVELOPED AT EDGE OF WINDSHIELD AT DEICER STRIP. NO APPARRENT CAUSE SUCH AS ROCK DAMAGE. GMC WILL NOT COVER THIS REPAIR UNDER WARRANTY. MY WIFE'S 2015 SUBARU OUTBACK RECEIVED A WARRANTY EXTENSION NOTICE FOR THIS VERY DEFECT STATING THAT "DURING THE MFG PROCESS CERTAIN COMPOUNDS USED TO ADHERE THE DEICER TO THE WINDSHIELD CREATED A CONDITION WHERE THE GLASS BECAME MORE SUSCEPTIBLE TO CRACKING FOLLOWING A MINOR WOUND." I'M QUITE CERTAIN THIS DEFECT IS THE PROBLEM WITH MY YUKON. IS IT POSSIBLE THAT SUBARU AND GMC WINDSHIELDS ARE PROVIDED BY THE SAME SUB-CONTRACTOR?

NHTSA ODI 10816889

Dec 16, 2015

HORRIBLE CABIN PRESSURE AND BUFFETING ABOVE SPEEDS OF 40MPH. PASSENGERS HAVE COMPLAINED OF HEADACHES, DIZZINESS, EARS POPPING, ETC. OCCURS WITH ALL WINDOWS AND SUNROOF CLOSED. DURING LONG PERIODS IT CAN SOMETIMES CREATE NAUSEA AND SICK FEELING EVEN HOURS AFTER EXITING TRUCK.

NHTSA ODI 10810641

Dec 13, 2015Transmission & drivetrainBody & structure

VEHICLE EXHIBITS A "BUFFETTING" OR PRESSURE SENSATION THAT CAN BE FELT PRIMARILY IN THE EARS BETWEEN 40 AND 50 MPH. AFTER ANY AMOUNT OF TIME AT THESE SUSTAINED SPEEDS IT BEGINS TO CAUSE DIZZINESS, EAR PAIN, AND HEADACHES. THIS CONDITION WAS CONFIRMED BY THE DEALER WITH 3 SEPARATE DRIVERS INCLUDING A TECH, THE SALES MANAGER, AND THE OWNER. GM HAS A TECHNICAL PI ISSUED, AS THE PROBLEM IS APPARENTLY RELATIVELY COMMON IN THESE VEHICLES. SUGGESTED REPAIRS INCLUDE RE-BONDING THE ROOF SHEET METAL TO THE FRAME, REPAIR/REPLACEMENT OF THE REAR DIFFERENTIAL, REPLACEMENT OF THE PROPSHAFT, REPAIR/REPLACEMENT OF WHEELS AND TIRES, REMOVAL AND "RELAXING" OF THE EXHAUST SYSTEM, AND MORE. NONE OF WHICH APPEARS TO SOLVE THE ISSUE. A QUICK INTERNET SEARCH TURNED UP DOZENS OF CASES WITH THIS ISSUE IN JUST ONE WEBSITE. GM HAS MANUFACTURED A VEHICLE WITH A SIGNIFICANT, KNOWN FLAW THAT THEY CANNOT CURRENTLY FIX. THIS FLAW SHOULD BE CONSIDERED A SAFETY ISSUE STRICTLY BASED UPON THE PHYSICAL SYMPTOMS TRIGGERED BY THE SENSATION WITHIN THE VEHICLE.

NHTSA ODI 10809923

Dec 10, 2015Brakes

EARLIER THIS YEAR I PURCHASED A 2015 GMC YUKON DENALI. AFTER DRIVING IT A SHORT AMOUNT OF TIME I REALIZED THE BRAKE PEDAL IS LOCATED SIGNIFICANTLY HIGHER THAN THE GAS PEDAL. I'VE COME TO REALIZE THAT THE ~4INCH GAP IS CAUSING A SEVERE SAFETY HAZARD, ESPECIALLY IN EMERGENCY BRAKING SITUATIONS. MY FOOT, ALONG WITH OTHERS IN THE POST LINKED BELOW, OFTEN GETS CAUGHT IN THE LARGE GAP BETWEEN THE GAS AND THE BRAKE, ESPECIALLY WHEN MOVING QUICKLY. THERE HAVE BEEN MANY INSTANCES TO DATE WHERE THE SOLE OF MY SHOES HAS GOTTEN STUCK UNDER THE BRAKE PEDAL, PREVENTING ME FROM STOPPING IN TIME. I'VE NARROWLY AVOIDED AT LEAST 5 ACCIDENTS, BECAUSE OF THIS. FEARING THAT IT IS A MATTER OF TIME BEFORE IT RESULTS IN A COLLISION I REACHED OUT TO GMC TO SEE IF THERE WAS A FIX. THEY RESPONDED AND SAID THAT THE PEDALS ARE WORKING AS DESIGNED AND SAID THERE WAS NOTHING THAT CAN BE DONE. I'M VERY DISAPPOINTED IN THEIR RESPONSE, ESPECIALLY CONSIDERING THE CLEAR SAFETY HAZARD IT CREATES. IT IS A LARGE CAR, REQUIRING MORE BRAKING DISTANCE THAN MOST. ANY IMPEDANCE TO THE PROCESS SHOULD BE TAKEN SERIOUSLY ESPECIALLY IF IT IS A MANUFACTURER DESIGN FLAW SUCH AS THIS. SIMILAR COMPLAINTS HAVE BEEN VOICED IN THIS ONLINE CONSUMER THREAD. ONE OF MANY THAT I FOUND REITERATING THE PROBLEM. HTTP://WWW.TAHOEYUKONFORUM.COM/THREADS/GAS-BRAKE-PEDAL-DISTANCE.67500/

NHTSA ODI 10809571

Nov 13, 2015Transmission & drivetrain

TRANSFER CASE FAILURE CAUSING MULTIPLE OTHER COMPONENT / SYSTEM-WIDE FAILURES INCLUDING ADVANCE SAFETY FEATURES, ENGINE POWER REDUCTION, 4 WHEEL DRIVE SYSTEM FAILURE, BLUETOOTH CONNECTIVITY FAILURE, RADIO FAILURE, TRACTION CONTROL FAILURE AND MORE.

NHTSA ODI 10790250

Nov 10, 2015SuspensionAirbagsWheelsCrash1 injury

TL* THE CONTACT OWNS A 2015 GMC YUKON. WHILE DRIVING 20 MPH, THE FRONT DRIVER SIDE WHEEL AND AXLE FRACTURED AND CAUSED THE CONTACT'S VEHICLE TO CRASH INTO A PARKED VEHICLE. THE CONTACT STATED THAT THE AIR BAGS FAILED TO DEPLOY. A POLICE REPORT WAS FILED. THE CONTACT SUSTAINED A FRACTURED FINGER AND CEREBRAL HEMORRHAGING, WHICH REQUIRED MEDICAL ATTENTION. THE VEHICLE WAS TOWED TO THE DEALER, BUT WAS NOT REPAIRED. THE VIN AND FAILURE MILEAGE WERE UNAVAILABLE.

NHTSA ODI 10789550

Nov 5, 2015Steering

TL* THE CONTACT OWNS A 2015 GMC YUKON. WHILE DRIVING VARIOUS SPEEDS, THE STEERING WHEEL BECAME DIFFICULT TO TURN. THE CONTACT HAD TO APPLY FORCE TO THE STEERING WHEEL IN ORDER TO STEER THE VEHICLE. THE VEHICLE WAS TAKEN TO A DEALER. THE CONTACT WAS UNSURE ABOUT WHAT PART WAS REPLACED; HOWEVER, THE FAILURE RECURRED ON NUMEROUS OCCASIONS. THE VEHICLE WAS TAKEN BACK TO THE DEALER WHO WAS UNABLE TO DUPLICATE OR REPAIR THE VEHICLE. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 1,000.

NHTSA ODI 10788550

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Working with the data? Download all 977 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 2015 GMC Yukon Denali Xl 1500 verdict →