Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
100–25K
1025–50K
2550–75K
1875–100K
22100–150K
4150K+
89 reports with mileage · 20 unknown
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.
Electrical System. Review the 57 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
Electronic Stability Control (esc). Review the 11 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
Service Brakes, Hydraulic. Review the 9 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
THERE ARE SEVERAL COMPLAINTS, ON THE 2004 GMC DENALIS. IT'S LIKE IT STARTS SLOW YOUR GAUGES GO OUT. YOU HAVE NO IDEA HOW FAST YOU ARE GOING! THEN THE OIL, TEMP FOR ENGINE, AND TRANSMISSION. WHICH I HAD TO REPLACE. THEN THE BRAKES GET A MIND OF THEIR OWN. RECENTLY THE RADIO & LIGHTS ARE ACTING UP WHICH IS SCARY, I HAVE A 7 YR. O…
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THERE ARE SEVERAL COMPLAINTS, ON THE 2004 GMC DENALIS. IT'S LIKE IT STARTS SLOW YOUR GAUGES GO OUT. YOU HAVE NO IDEA HOW FAST YOU ARE GOING! THEN THE OIL, TEMP FOR ENGINE, AND TRANSMISSION. WHICH I HAD TO REPLACE. THEN THE BRAKES GET A MIND OF THEIR OWN. RECENTLY THE RADIO & LIGHTS ARE ACTING UP WHICH IS SCARY, I HAVE A 7 YR. OLD. THE HEAT IN THE BACK DOESN'T WORK FOR HER, SO I HAVE SEVERAL BLANKETS FOR HER. THE TELEVISION QUIT LONG AGO, IT WAS ONE OF THE REASONS WE BOUGHT THE CAR, SO KIDS COULD WATCH TELEVISION ON LONG TRIPS, OR WHENEVER. WE PAID A LOT FOR THIS VEHICLE, I WOULD THINK GMC WOULD STEP UP AND DO THE RIGHT THING AND CORRECT THE PRODUCT THEY STAND BY,AND ARE VERY PROUD OF. I WOULD LOVE TO JUST PURCHASE A NEW VEHICLE. I DO NOT HAVE THAT LUXURY, I LOST MY JOB, WE ARE PAY CHECK TO PAY CHECK WITH MY HUSBANDS INCOME. I CAN'T FIX OR REPLACE THIS CAR, THAT I ABSOLUTELY LOVED BEFORE ALL THE MALFUNCTIONS/DEFECTS. I HAVE A GARMIN SO I CAN TELL MY SPEED, AND HAVE TO HIT THE SIDE INSIDE THE CAR WHEN THE LIGHTS WON'T WORK. I PRAY, YOU WILL LOOK INTO THIS MATTER BEFORE SOMEONE IS SERIOUSLY HURT, AS SO MANY HAVE REPORTED THE SAME COMPLAINTS. ONE GENTLEMEN GAVE YOU A WEBSITE I'VE SEEN MYSELF OF PEOPLES COMPLAINTS. I THANK YOU FOR YOUR TIME, AND ANYTHING YOU CAN DO TO HELP US!! *TR
NHTSA ODI #10691001
131,453 miles · Jul 17, 2014
Service Brakes
DRIVING 45 MPH HIT BRAKES AND COULD NOT STOP. BRAKE FAILURE LIGHT APPEARED ON DASHBOARD. KEPT PUMPING BRAKES AND PUT INTO FIRST GEAR TO SLOW DOWN. LUCKILY WAS ABLE TO STOP AND NO ONE WAS IN FRONT OF MY CAR..INSPECTED CAR AND REAR BRAKE LINE HOSE WAS BLOWN AND LEAKING HYD FLUID. *TR
NHTSA ODI #10611371
82,000 miles · Dec 20, 2013
Service Brakes
MY WIFE AND DAUGHTER WERE DRIVING ON THE HIGHWAY.WHEN THEY WENT TO EXIT, THE BRAKE PEDAL WENT TO THE FLOOR.AFTER I GOT IT HOME I FOLLOWED THE BRAKE FLUID TRAIL INTO MY GARAGE.HAD IT INSPECTED BY MY MECHANIC AND TWO OF THE BRAKE LINES WERE RUSTED THROUGH AND THE OTHERS WERE ON THERE WAY TO FAILURE ALSO.TOO BIG OF A JOB FOR HIM SO…
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MY WIFE AND DAUGHTER WERE DRIVING ON THE HIGHWAY.WHEN THEY WENT TO EXIT, THE BRAKE PEDAL WENT TO THE FLOOR.AFTER I GOT IT HOME I FOLLOWED THE BRAKE FLUID TRAIL INTO MY GARAGE.HAD IT INSPECTED BY MY MECHANIC AND TWO OF THE BRAKE LINES WERE RUSTED THROUGH AND THE OTHERS WERE ON THERE WAY TO FAILURE ALSO.TOO BIG OF A JOB FOR HIM SO I MADE AN APPOINTMENT AT THE CHEVROLET DEALER FOR NEXT WEEK AT A PRICE OF AROUND $1300 AS QUOTED.THE DEALER TOLD ME THERE IS A REPAIR KIT FOR THIS BECAUSE OF SO MANY CASES OF PREMATURE RUST FAILURE BUT GM WILL NOT INCUR ANY OF THE COSTS OR ADMIT A SAFETY ISSUE.THE OUTRAGEOUS COST OF THE FIX IS ONE THING BUT THE SAFETY OF MANY IS TOTALLY ANOTHER. *TR
NHTSA ODI #10556882
80,000 miles · Jul 13, 2013
Fuel/propulsion SystemService Brakes
SPRING OF 2013 I LOST MY BRAKES ,LINES AND CONNECTORS TOTALLY RUSTED OUT (REPLACED).JULY 2013 MY FULL TANK OF GAS POURED OUT ALL OVER THE GROUND.SENDING UNIT ,FEED LINE, RETURN LINE TOTALLY ROTTED AND BLEW OUT.BUT THE PUMP STILL WORKED. LOL (ALL REPLACED).I BOUGHT THIS TRUCK WITH 70000 MILES ON IT AT 5 YEARS OLD.FROM A VOLVO DEA…
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SPRING OF 2013 I LOST MY BRAKES ,LINES AND CONNECTORS TOTALLY RUSTED OUT (REPLACED).JULY 2013 MY FULL TANK OF GAS POURED OUT ALL OVER THE GROUND.SENDING UNIT ,FEED LINE, RETURN LINE TOTALLY ROTTED AND BLEW OUT.BUT THE PUMP STILL WORKED. LOL (ALL REPLACED).I BOUGHT THIS TRUCK WITH 70000 MILES ON IT AT 5 YEARS OLD.FROM A VOLVO DEALERSHIP.I ONLY PUT 10000 MILES ON IT IN APPROXIMATELY 4 YEARS.I KEEP IT WELL MAINTAINED AND CHANGE THE OIL EVERY 3000 MILES.WHATS NEXT? I HAVE DRIVEN TRUCKS FOR 35 YEARS NOW.NEVER HAD ANYTHING LIKE THIS HAPPEN BEFORE.WHAT GIVES WITH THESE CRAPPY MADE PARTS!!!!! .MAKE THEM IN THE U.S.A.!!!!..WHO ARE THE ENGINEERS DESIGNING THIS VEHICLES.THY MAKE IT HARD FOR THE MECHANICS TO WORK ON WITHOUT HAVING TO DISASSEMBLE EVERYTHING TO GET TO THE REPAIR THATS NEEDED! HEADACHE FOR THEM AND $$$$$ UNNECESSARY UNSAFE FOR US!!
NHTSA ODI #10524671
75,000 miles · Sep 14, 2012
Service Brakes
LOST BRAKING ABILITY, BRAKE PEDDLE TO FLOOR, WARNING LIGHTS CAME ON FOR BRAKE FAILURE, SERVICE IMMEDIATELY. SMOKE COMING FROM AREA OF LEFT FRONT WHEEL. PULLED OVER, CHECKED BRAKE FLUID, THERE WAS NONE. *TR
NHTSA ODI #10475420
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.
2004 GMC Yukon Denali Problems, Complaints & Recalls | Skip That Year