Reports submitted to NHTSA by owners and drivers, shown in full
Data refreshed
Complaints on fileComplaints are reports submitted to NHTSA by owners and drivers. NHTSA does not verify most reports before publishing them, and a complaint does not establish that a defect exists. Volume is influenced by how many of a vehicle were sold, how long it has been on the road, and how much attention an issue has received.
11
Latest Jul 17, 2014
Crash or fire reportedComplaints whose submitter recorded that a crash or a fire occurred. These are the reporter's own answers on the NHTSA form, not verified findings.
1
Filed in the last 12 monthsReports filed with NHTSA in the trailing 365 days. Recent volume reflects attention and vehicle age as much as anything else.
0
Reports on file since Nov 30, 2004
What this page shows
Our database holds 11 NHTSA owner-reported complaints for the 2004 GMC Sierra Denali. Each one is a report filed by an owner or driver and published by NHTSA without most of them being verified. A complaint is not a confirmed defect, not a recall and not a manufacturer bulletin. Narratives are shown exactly as filed.
Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.
Complaints, most recent first
Showing 1–11 of 11
BrakesPowertrain (other)
Filed Jul 17, 2014
I WAS DRIVING DOWN ROUTE 24 IN LEWES, DELAWARE APPROACHING A YELLOW LIGHT WHEN THE CAR IN FRONT OF ME STOPPED. I APPLIED THE BRAKES AND THEY COMPLETELY FAILED DESPITE PUTTING THE PEDDLE ALL THE WAY TO THE FLOOR. I WAS FORCED TO VEER ONTO THE SHOULDER THEN INTO A FARMERS FIELD IN ORDER TO SLOW THE TRUCK DOWN ENOUGH TO FORCE IT INTO PARK. APPARENTLY THE HYDRAULIC BRAKE LINES ON THESE TRUCKS ARE COMPLETELY EXPOSED TO THE ELEMENTS AND HAVE A HISTORY OF FAILING. ONCE THAT HAPPENS, THE REAR CALIPERS LOCK UP AND THERE ARE NO BRAKES AT ALL SWITCH CAN CAUSE A CRASH. THERE IS NO WARNING GIVEN UNTIL THE HYDRAULIC LINE SNAPS AND THE FLUID IS RELEASED. MY TRUCK HAS NEVER BEEN IN AN ACCIDENT AND HAS LOW MILEAGE FOR ITS AGE. IT HAS ALWAYS BEEN WELL MAINTAINED AND IS NOT A WORK TRUCK BUT MERELY A PERSONAL VEHICLE. IN ADDITION, I AM ON MY THIRD TRANSMISSION DO TO THE POOR SELECTION GM MADE OF PUTTING THE S-10 PICK UP TRANSMISSION IN A SUBSTANTIALLY HEAVIER TRUCK. *TR
NHTSA ID
10611180
Incident
Jun 13, 2014
Mileage
108,000 mi
Brakes
Filed Aug 7, 2013
TL* THE CONTACT OWNS A 2004 GMC SIERRA DENALI. THE CONTACT STATED WHILE TRAVELING APPROXIMATELY 5 MPH, THE BRAKE PEDAL WAS ABLE TO BE FULLY DEPRESSED AND THE BRAKE WARNING LIGHT ILLUMINATED. THE VEHICLE WAS TOWED TO THE DEALER WHERE IT WAS FOUND THAT THE BRAKE LINES WERE CORRODED. THE CONTACT ALSO MENTIONED THAT THE FAILURE WAS EXPERIENCED TWICE. THE VEHICLE WAS BEING REPAIRED. THE MANUFACTURER WAS CONTACTED ABOUT THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 86,000.
NHTSA ID
10534022
Incident
Aug 4, 2013
Mileage
86,000 mi
Brakes
Filed Jun 7, 2012
FRONT BRAKE LINE FAILURE DUE TO CORROSION, IN JUNE 2012 HAVE TO REPLACE ENTIRE BRAKE LINE SYSTEM. *JS
NHTSA ID
10460940
Incident
Jan 12, 2012
Mileage
65,000 mi
Engine
Filed Jul 14, 2011
2004 GMC SIERRA 6 LITER V8 - EXHAUST MANIFOLD BOLTS BROKEN OFF - $600 TO REPAIR. DESIGN AND/OR PART DEFECT. DEALER SAID THIS HAPPENS. RECALL OR HAVE GM CORRECT? *TR
NHTSA ID
10412314
Incident
Jul 13, 2011
Mileage
135,522 mi
Tires & wheels
Filed Feb 4, 2010
OVER THE PAST WEEK, I NOTICED THAT MY GMC DENALI TRUCK WAS PULLING TO THE LEFT SO I HAD TO OVERSTEER TO THE RIGHT. EACH DAY, THE EFFECT BECAME MORE PRONOUNCED SO I HAD THE LOCAL GMC DEALER CHECK OUT THE TRUCK. THE PROBLEM WAS THAT THE CORDS IN THE FRONT GOODYEAR WRANGLER HP TIRE HAD SEPARATED--IT WAS A BLOWOUT WAITING TO HAPPEN. I DID NOT HIT ANYTHING WITH MY TRUCK TO HAVE CAUSED THE SEPARATION, THE TREAD WEAR WAS EVEN ON ALL TIRES, THEY WERE REGULARLY CHECKED FOR INFLATION, AND MOST OF THE TREAD WAS LEFT SINCE I HAVE PUT LOW MILEAGE ON THIS TIRES. A NUMBER OF DEATHS HAVE BEEN REPORTED DUE TO FAILURE OF THIS TYPE OF TIRE. I HAD BOTH FRONT TIRES REPLACED AND OVER THE NEXT FEW MONTHS, I WILL REPLACE THE REMAINING TWO TIRES. I CANNOT CHANCE A DEATH OR INJURY. PLEASE RECALL THESE TIRES. HOW MANY PEOPLE NEED TO DIE. *JB
SPEEDOMETER MALFUNCTIONS. GOES TO 120 THEN 0. STAYS AT 0. STOPS WORKING. SKIPS AROUND.
NHTSA ID
10185558
Incident
Mar 15, 2007
Mileage
40,000 mi
Brakes
Filed Mar 6, 2007
I AM EXPERIENCING THE EXACT PROBLEM THAT IS DESCRIBED REGARDING THE RECALL OF GMC LIGHT TRUCKS FOR ABS ACTIVATION AT SLOW SPEEDS DUE TO CORROSION OF THE HUB AND WHEEL ASSEMBLY. I HAVE A 2004 GMC SIERRA DENALI WHICH, ACCORDING TO GMC, IS NOT INCLUDED IN THE MASSIVE RECALL PROMPTED BY YOUR INVESTIGATION. MY ISSUE, AS DESCRIBED BY THE DEALER, IS EXACTLY THE SAME AS THE ISSUE AND REASON FOR RECALLING THOSE OTHER VEHICLES. *JB
NHTSA ID
10184356
Incident
Mar 6, 2007
Mileage
48,000 mi
Steering
Filed Feb 16, 2005
QUADRA STEERING LOCKS UP, CAUSING THE REAR OF THE TRUCK TO VEER TO THE LEFT AND THE ENTIRE TRUCK TO TRAVEL IN A CRABBING OR ANGLED POSITION. ON TWO LANE ROAD THE REAR IS IN THE ONCOMING LANE AND THE VEHICLE IS NEARLY IMPOSSIBLE TO CONTROL. MESSAGE ON DASH IS "SERVICE 4 WHEEL STEER" DEALER CAN NOT FIND A PROBLEM. VEHICLE STILL AT DEALERSHIP.*AK
NHTSA ID
10110615
Incident
Feb 14, 2005
Mileage
23,520 mi
AirbagsSeat belts
Filed Nov 30, 2004
Crash reported2 injuries reported
CONSUMER'S VEHICLE WAS INVOLVED IN AN A ROLL OVER, AND THE AIR BAGS DID NOT DEPLOY. ALSO, SEAT BELTS DID NOT SECURE THE OCCUPANTS. THE DRIVER WAS UNDER THE STEERING WHEEL, AND THE PASSENGER WAS UNDER THE DASHBOARD. *AK
NHTSA ID
10101826
Incident
Oct 16, 2004
Mileage
5,300 mi
Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.