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2004 GMC Sierra 2500

Owner reports · Recalls · Investigations

More warning signs than most Sierra 2500 years

Owner complaints for the 2004 GMC Sierra 2500 are substantially higher than the model-year median of 46.

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When problems were reported

Mileage at the reported incident

122 reports with mileage · 21 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 48 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Service Brakes. Review the 33 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Service Brakes, Hydraulic. Review the 22 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

4 crash reports4 fire reports3 injury reports

Service Brakes, Hydraulic complaints

22 reports
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Mileage unknown · Feb 9, 2015
Service Brakes, Hydraulic

THE COMPLAINT IS THAT THE BRAKE LINES FAILED AND ARE MADE OF VERY POOR MATERIAL. THE BRAKE LINE FAILED ON MY WAY TO WORK ONE DAY ON MARCH 10,2015.

NHTSA ODI #10733150

109,000 miles · Apr 5, 2012
Service Brakes, Hydraulic

BOTH FRONT HYDRAULIC BRAKE LINES CORRODED ON DRIVERS SIDE, WITH LOSS OF BRAKING, ON CHASSIS TOP REAR OF FRONT WHEEL. IT APPEARS THAT THERE IS A LARGE WIRING LOOM (1 1/2" O.D.) CLIPPED ON TOP OF HYDRAULIC LINES, ONE TO LF AND RF WHEELS. CORROSION ON BOTH LINES ARE AT THE CONTACT OF THE LOOM AND LINES. VIBRATION MAY HAVE CAUSED…

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BOTH FRONT HYDRAULIC BRAKE LINES CORRODED ON DRIVERS SIDE, WITH LOSS OF BRAKING, ON CHASSIS TOP REAR OF FRONT WHEEL. IT APPEARS THAT THERE IS A LARGE WIRING LOOM (1 1/2" O.D.) CLIPPED ON TOP OF HYDRAULIC LINES, ONE TO LF AND RF WHEELS. CORROSION ON BOTH LINES ARE AT THE CONTACT OF THE LOOM AND LINES. VIBRATION MAY HAVE CAUSED THE LOOM AND LINES TO RUB AND ALLOWED MOISTURE TO CORRODE THE BRAKE LINES. *TR

NHTSA ODI #10454262

70,000 miles · Mar 26, 2012
Electrical SystemElectronic Stability Control (esc)Service Brakes, Hydraulic

MY TRUCK IS A WORK TRUCK DRIVEN BY AN EMPLOYEE, I HAVE JUST RECENTLY BECOME AWARE OF A CONDITION REGARDING THE INSTRUMENT CLUSTER, WHEREIN THE WHOLE PANEL DOES NOT WORK, I WAS ADVISED BY THE EMPLOYEE THAT THIS HAPPENED QUITE SOME TIME AGO, BUT WAS NEVER MADE AWARE. I CONTACTED GMC BUT APPARENTLY, BECAUSE THIS IS CONSIDERED A SP…

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MY TRUCK IS A WORK TRUCK DRIVEN BY AN EMPLOYEE, I HAVE JUST RECENTLY BECOME AWARE OF A CONDITION REGARDING THE INSTRUMENT CLUSTER, WHEREIN THE WHOLE PANEL DOES NOT WORK, I WAS ADVISED BY THE EMPLOYEE THAT THIS HAPPENED QUITE SOME TIME AGO, BUT WAS NEVER MADE AWARE. I CONTACTED GMC BUT APPARENTLY, BECAUSE THIS IS CONSIDERED A SPECIAL POLICY RECALL (ONLY IF SOMEONE COMPLAINS - AND WITHIN A SPECIFIED TIME PERIOD 7 YRS OR 80,000 MILES) THEY WILL NOT REPAIR THIS DEFECT. I NEVER RECEIVED A NOTICE, NOR WAS I AWARE OF THE PROBLEM WITHIN THAT TIME PERIOD. I WAS FURTHER INFORMED BY MY WORKER THAT AT THE TIME THE PANEL WENT OUT, THE FAN FOR THE HEATER/AIR CONDITION UNIT APPEARED TO SMOKE AND NOW IT DOES NOT WORK. HERE AGAIN, I HAVE NOT RECEIVED ANY RECALL NOTICES FOR THIS DEFECT EITHER. FINALLY, IN MY ATTEMPTS TO GET THE CLUSTER REPAIRED, I HAVE BEEN INFORMED THAT THERE IS A RECALL ON THE HYDRO BOOST ACCUMULATOR... I HAVE NOT ONCE RECEIVED A RECALL NOTICE ON THIS VEHICLE AND I PURCHASED THIS VEHICLE NEW. MY VEHICLE HAS 101,000 MILES ON IT. YOU WOULD THINK THAT A VEHICLE OF THIS NATURE WOULD LAST LONGER THAN 100,000. BUT APPARENTLY NOT... ALSO, WHEN THESE IS SUCH A MAJOR RECALL OUT ON A VEHICLE YOU WOULD THINK THAT GMC WOULD CONTACT YOU AND ADVISE YOU OF THIS PROBLEM.. *TR

NHTSA ODI #10453140

45,635 miles · Jan 19, 2012
Service Brakes, Hydraulic

WHEN COMING TO A STOP THE PEDAL WENT TO FLOOR AND HAD NO BRAKES. LUCKILY I WAS ABLE TO SWERVE AND MISS THE VEHICLE IN FROM OF ME. BUT HAD TO RUN THROUGH THE FOUR WAY STOP AND WAS BLESSED TO HAVE NO OTHER VEHICLES IN WAY. THE BRAKE FLUID WAS LEAKING FROM UNDER THE DRIVER SIDE ABOUT WHERE THE SEAT IS. UPON INVESTIGATION, THE LINES…

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WHEN COMING TO A STOP THE PEDAL WENT TO FLOOR AND HAD NO BRAKES. LUCKILY I WAS ABLE TO SWERVE AND MISS THE VEHICLE IN FROM OF ME. BUT HAD TO RUN THROUGH THE FOUR WAY STOP AND WAS BLESSED TO HAVE NO OTHER VEHICLES IN WAY. THE BRAKE FLUID WAS LEAKING FROM UNDER THE DRIVER SIDE ABOUT WHERE THE SEAT IS. UPON INVESTIGATION, THE LINES ARE ALL CORRODED AND RUSTING. OBVIOUSLY IT ONLY TAKES ONE TO LEAK BUT ALL NEED TO BE REPLACED. THIS IS SUCH A SURPRISE BECAUSE THIS TRUCK SITS IN THE GARAGE MOST OF THE TIME AND HAS VERY FEW MILES ON IT. *TT

NHTSA ODI #10444592

38,400 miles · Nov 17, 2011
Service Brakes, Hydraulic

TL* THE CONTACT OWNS A 2004 GMC SIERRA 2500 HD. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 50 MPH AND ATTEMPTING TO DECELERATE, THE BRAKE PEDAL WENT STRAIGHT TO THE FLOORBOARD ABNORMALLY. THE VEHICLE WAS TAKEN TO A DEALER WHERE THEY ADVISED HIM THAT THE DRIVER SIDE REAR STEEL BRAKE LINE HAD FAILED. THEY ADVISED HIM THAT…

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TL* THE CONTACT OWNS A 2004 GMC SIERRA 2500 HD. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 50 MPH AND ATTEMPTING TO DECELERATE, THE BRAKE PEDAL WENT STRAIGHT TO THE FLOORBOARD ABNORMALLY. THE VEHICLE WAS TAKEN TO A DEALER WHERE THEY ADVISED HIM THAT THE DRIVER SIDE REAR STEEL BRAKE LINE HAD FAILED. THEY ADVISED HIM THAT ALL BRAKE LINES NEEDED TO BE REPLACED DUE TO THE SEVERITY OF THE CORROSION. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS CONTACTED AND THEY OFFERED NO ASSISTANCE. THE FAILURE AND THE CURRENT MILEAGES WERE APPROXIMATELY 38,400.

NHTSA ODI #10436234

Mileage unknown · Oct 19, 2011
Service Brakes, Hydraulic

BRAKE LINES ARE ROTTED OUT. I PUSHED ON MY BRAKE PEDAL WHILE COMING TO A RED LIGHT AND IT WENT TO THE FLOOR, THE RUSTED LINES HAD BROKEN AND MY BRAKES DID NOT WORK. LUCKILY I WAS NOT GOING TO FAST OR TO CLOSE TO THE CAR IN FRONT OF ME SO I WAS ABLE TO SLOW ENOUGH TO TURN OFF THE ROAD BY PUSHING IN MY PARKING BRAKE. *TR

NHTSA ODI #10430898

58,213 miles · Sep 2, 2011
Service Brakes, Hydraulic

WHILE TOWING 4000# BOAT, APPROACHED TRAFFIC SIGNAL AND APPLIED BRAKES WHILE MOVING AT APPROX 10 MPH, THE BRAKES APPLIED AND THE PEDAL THEN BOTTOMED OUT ON THE FLOOR. THE VEHICLE VEERED LEFT AND CAME TO A STOP AFTER MUCH CONTINUED BRAKING EFFORT. THE VEHICLE WAS DRIVEN OFF THE HIGHWAY AT THE FIRST SAFE INTERSECTION AND EXAMINED.…

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WHILE TOWING 4000# BOAT, APPROACHED TRAFFIC SIGNAL AND APPLIED BRAKES WHILE MOVING AT APPROX 10 MPH, THE BRAKES APPLIED AND THE PEDAL THEN BOTTOMED OUT ON THE FLOOR. THE VEHICLE VEERED LEFT AND CAME TO A STOP AFTER MUCH CONTINUED BRAKING EFFORT. THE VEHICLE WAS DRIVEN OFF THE HIGHWAY AT THE FIRST SAFE INTERSECTION AND EXAMINED. INSPECTION UNDER THE DRIVERS SIDE OF THE FRAME REVEALED RUSTED THROUGH STEEL BRAKE LINE FROM MASTER CYLINDER AND LEAKING BRAKE FLUID ONTO THE STREET. VEHICLE AND BOAT WERE TOWED, LATER INSPECTION REVEALED FOUR OF FIVE STEEL BRAKE LINES AT THE PROPORTIONING VALVE WERE RUSTED TO POINT THAT REPLACEMENT WAS NECESSARY.

NHTSA ODI #10423733

40,750 miles · Aug 22, 2011
Service Brakes, Hydraulic

THIS COMPLAINT COVERS MY 2004 GMC SIERRA 2500HD CREW CAB 4WD. ALMOST ONE YEAR AGO I HAD A MAIN BRAKE LINE BLOW UNDERNEATH THE DRIVERS SIDE OF THE TRUCK. THE LINE WAS SO CORRODED IT WAS NO WONDER. THIS INCIDENT HAPPENED ON 9-7-10. I WAS HOOKED TO MY FIFTH WHEEL CAMPER AND WAS PREPARING TO PULL OUT OF DRIVEWAY AND WHEN I PLACE…

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THIS COMPLAINT COVERS MY 2004 GMC SIERRA 2500HD CREW CAB 4WD. ALMOST ONE YEAR AGO I HAD A MAIN BRAKE LINE BLOW UNDERNEATH THE DRIVERS SIDE OF THE TRUCK. THE LINE WAS SO CORRODED IT WAS NO WONDER. THIS INCIDENT HAPPENED ON 9-7-10. I WAS HOOKED TO MY FIFTH WHEEL CAMPER AND WAS PREPARING TO PULL OUT OF DRIVEWAY AND WHEN I PLACED FOOT ON BRAKE TO SHIFT INTO DRIVE IT BLEW. THANKFULLY I WAS JUST BEGINNING TO MOVE. I HAD THE TRUCK TOWED TO MY LOCAL MECHANIC AND HE REPLACED THE LINE AND FLUSHED SYSTEM. NOW AGAIN ON 8-22-11 SAME SITUATION OCCURRED. THE LINE BLEW IN EXACTLY THE SAME POSITION AS FIRST TIME ONLY A DIFFERENT LINE THIS TIME. NOT TO MENTION THE OTHER CORROSION ON THE BRAKE CALIPERS AND HARDWARE THAT RENDERED MY REAR BRAKES USELESS. HAD TO REPLACE ROTORS AND PADS DUE TO STICKING BRAKE PAD WEARING TO POINT OF METAL TO METAL CONTACT. DID I MENTION I PURCHASED THIS TRUCK NEW AND IT NOW HAS ONLY 38,500 MILES. RARELY DOES IT GET DRIVEN IN SNOW AND SALT. I HAVE ALL RECEIPTS FOR PARTS THAT THIS PROBLEM HAS CAUSED ME. IM JUST THANKFUL THAT I WASN'T TOWING AS I USUALLY DO WHEN IM DRIVING THIS TRUCK. I'VE TALKED TO MY LOCAL DEALERSHIP DON HALL IN ASHLAND, KY AND THEY CITE HUNDREDS OF TRUCKS HAVING THIS SAME PROBLEM. WHEN ARE THEY GOING TO DO SOMETHING ABOUT THIS. I AM A LOYAL GM FAN BUT I WORKED AT A TOYOTA DEALERSHIP FOR TWO YEARS SELLING USED VEHICLES. I MADE IT A HABIT OF CHECKING ALL OF OUR GM TRUCK TRADE-INS FOR THIS RUST PROBLEM AND THEY TOO HAD THIS. I SAW EVEN TWO TO THREE YEAR OLD VEHICLES RUSTED TO THE POINT OF COLLAPSE. ONE OF THESE BEING A $65000 CADILLAC ESCALADE. APPALLING. *TR

NHTSA ODI #10421078

42,000 miles · Aug 22, 2011
Service Brakes, Hydraulic

TL* THE CONTACT OWNS A 2004 GMC SIERRA 2500 HD. THE CONTACT WAS DRIVING 25 MPH AND APPLIED THE BRAKES FOR A TRAFFIC STOP WHEN THERE WAS A PULSATION COMING FROM THE BRAKES. THIS CAUSED THE BRAKES TO BE DEPRESSED ABNORMALLY INTO THE FLOORBOARD. THE CONTACT COULD NOT STOP THE VEHICLE UNTIL HE ENGAGED THE EMERGENCY BRAKES. THE VEHIC…

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TL* THE CONTACT OWNS A 2004 GMC SIERRA 2500 HD. THE CONTACT WAS DRIVING 25 MPH AND APPLIED THE BRAKES FOR A TRAFFIC STOP WHEN THERE WAS A PULSATION COMING FROM THE BRAKES. THIS CAUSED THE BRAKES TO BE DEPRESSED ABNORMALLY INTO THE FLOORBOARD. THE CONTACT COULD NOT STOP THE VEHICLE UNTIL HE ENGAGED THE EMERGENCY BRAKES. THE VEHICLE WAS DRIVEN TO THE DEALER AND AFTER INSPECTION, THE DEALER INFORMED HIM THAT THE BRAKE LINE WAS RUSTED AND HAD RUPTURED. IN ADDITION, THE DEALER ADVISED THAT THERE WERE NO RECALLS FOR THE FAILURE. THE MANUFACTURER WAS CONTACTED WHO ADVISED THAT A REPRESENTATIVE WOULD LATER RETURN HIS CALL. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 42,000. UPDATED 09/28/2011 *LN *TR

NHTSA ODI #10420915

90,500 miles · Aug 14, 2011
Service Brakes, Hydraulic

I OWN A 2004 GMC SIERRA 2500HD 4WD TRUCK. IT HAS 90,500 MILES ON IT. MULTIPLE BRAKE LINES UNDER THE DRIVER SIDE DOOR HAVE RUSTED AND ARE LEAKING BRAKE FLUID. THE VEHICLE IS UNSAFE TO DRIVE AT THIS POINT UNLESS REPAIRS ARE MADE COSTING ME OVER $1000. I CANNOT DRIVE THE TRUCK UNTIL REPAIRS ARE MADE. IT APPEARS AFTER DOING SOM…

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I OWN A 2004 GMC SIERRA 2500HD 4WD TRUCK. IT HAS 90,500 MILES ON IT. MULTIPLE BRAKE LINES UNDER THE DRIVER SIDE DOOR HAVE RUSTED AND ARE LEAKING BRAKE FLUID. THE VEHICLE IS UNSAFE TO DRIVE AT THIS POINT UNLESS REPAIRS ARE MADE COSTING ME OVER $1000. I CANNOT DRIVE THE TRUCK UNTIL REPAIRS ARE MADE. IT APPEARS AFTER DOING SOME ONLINE RESEARCH THAT THERE IS ALREADY A NHTSA INVESTIGATION CONCERNING PREMATURE BRAKE LINE RUSTING/FAILURE ON GM TRUCKS. I HAVE DRIVEN CARS THAT ARE OVER 30 YEARS OLD AND THEY DO NOT HAVE THE KIND OF RUST I HAVE ON MY GMC SIERRA THAT IS ONLY 7 YEARS OLD!!! PLEASE MAKE GM DO A RECALL ON THIS DESIGN FAILURE. THEY ARE ENDANGERING THE LIVES OF THEIR CUSTOMERS! *TR

NHTSA ODI #10419339

Official recalls

1

04V562000 · Equipment Adaptive/mobility

Nov 26, 2004

ON CERTAIN VANS EQUIPPED WITH SURE-LOK WHEELCHAIR SECUREMENT SYSTEMS, THE SPROCKET TEETH OF THE RETRACTOR ASSEMBLY IS OUT OF ALIGNMENT.

Consequence & remedy

Consequence: IN THE EVENT OF A VEHICLE CRASH, THE WHEELCHAIR MAY NOT BE ADEQUATELY SECURED POSSIBLY RESULTING IN INJURIES TO A WHEELCHAIR OCCUPANT.

Remedy: DEALERS WILL INSPECT AND REPLACE THE WHEELCHAIR SECUREMENT RETRACTORS AS NECESSARY. SURE-LOK WILL HANDLE THE REPAIRS FOR THIS CAMPAIGN. OWNERS SHOULD CONTACT SURE-LOCK AT 1-908-231-1804 OR MOBILITYWORKS AT 1-800-769-8267.

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.