TL* THE CONTACT OWNS A 2004 GMC SIERRA 2500. THE CONTACT OBSERVED CORROSION ON THE FRONT AND REAR BUMPERS. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 60,000.
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.
About this comparison →How this year compares
Owner complaints by model year
Compare all Sierra 2500 years →Counts vary with age, sales and reporting. They are not failure rates.
What owners reported most
All reported categories
Tap a category to read its complaints. One report may name several components.
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.
Structure complaints
5 reportsALL THE FLUID LINES CORRODED TO THE POINT WHERE THE VEHICLE WAS DANGEROUS TO DRIVE WITH ONLY 35000 ORIGINAL MILES ON IT. *TR
TL*THE CONTACT OWNS A 2004 GMC SIERRA 2500. THE SEAL AROUND THE TOP OF THE WINDSHIELD WAS LEAKING WATER INTO THE VEHICLE ON THE PASSENGERS SIDE. THE VEHICLE WAS TAKEN TO THE DEALER WHO STATED THAT IT WOULD COST $250 TO INSPECT THE LEAK. HE DID NOT HAVE THE DEALER INSPECT OR REPAIR THE FAILURE. THE MANUFACTURER WAS NOT CONTACTED…
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TL*THE CONTACT OWNS A 2004 GMC SIERRA 2500. THE SEAL AROUND THE TOP OF THE WINDSHIELD WAS LEAKING WATER INTO THE VEHICLE ON THE PASSENGERS SIDE. THE VEHICLE WAS TAKEN TO THE DEALER WHO STATED THAT IT WOULD COST $250 TO INSPECT THE LEAK. HE DID NOT HAVE THE DEALER INSPECT OR REPAIR THE FAILURE. THE MANUFACTURER WAS NOT CONTACTED. THE FAILURE MILEAGE WAS 54,000. UPDATED 3/7/11 *CN UPDATED 03/14/11*JB
I WAS APPROACHING AN INTERSECTION IN MY 2004 GMC SIERRA 4X4 2500HD PICKUP TRUCK WITH A 2800 POUND TRAILER WHEN I PRESSED THE BRAKES TO STOP. THE BRAKE PEDAL WENT TO THE FLOOR AND I WAS UNABLE TO STOP. THE TRAILER BRAKES WERE NOT ENOUGH TO STOP THE VEHICLE AND I CONTINUED INTO THE INTERSECTION AND WAS ALMOST STRUCK BY TWO OTHER…
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I WAS APPROACHING AN INTERSECTION IN MY 2004 GMC SIERRA 4X4 2500HD PICKUP TRUCK WITH A 2800 POUND TRAILER WHEN I PRESSED THE BRAKES TO STOP. THE BRAKE PEDAL WENT TO THE FLOOR AND I WAS UNABLE TO STOP. THE TRAILER BRAKES WERE NOT ENOUGH TO STOP THE VEHICLE AND I CONTINUED INTO THE INTERSECTION AND WAS ALMOST STRUCK BY TWO OTHER VEHICLES. THEY JUST MISSED HITTING MY VEHICLE AND CAUSING SERIOUS INJURIES TO MYSELF AND MY PASSENGER, AS WELL AS THEMSELVES. WHEN I OPENED THE HOOD THERE WAS BRAKE FLUID ALL OVER THE DRIVERS SIDE OF THE ENGINE COMPARTMENT. I HAD THE VEHICLE TOWED TO THE NEAREST GMC DEALER. THE DEALER TOLD ME THAT A BRAKE LINE HAD BURST AND NEEDED TO BE REPLACED. HE ALSO STATED THAT ALL THE BRAKE LINES WERE CORRODED AND NEEDED TO BE REPLACED AT $750.00 PER SIDE. HE TOLD ME THAT THIS WAS A COMMON PROBLEM FOR THESE VEHICLES AND THAT THESE LINES ONLY LAST 4-7 YEARS ON AVERAGE. THERE IS ALSO SIGNIFICANT CORROSION ON THE FRAME. MY VEHICLE IS ALWAYS GARAGED AND REGULAR MAINTENANCE IS DONE. THE DEALER THEN TOLD ME THAT SINCE WE LIVE IN A SNOW BELT STATE THAT I SHOULD EXPECT THIS AND THAT GMC WILL NOT HELP WITH THE REPAIR. I TOLD HIM THAT I AM VERY UPSET AND THAT I HAVE BEEN A FIREFIGHTER/PARAMEDIC FOR OVER 25 YEARS, AND IF WHAT HE JUST SAID WAS TRUE, THEN I WOULD HAVE HAD TO RESCUE AN AWFUL LOT OF PEOPLE FROM THEIR CRASHED VEHICLES IF ON AVERAGE BRAKE LINES ONLY LASTED 4-7 YEARS. I FEEL THAT THIS NEEDS TO BE REPORTED AND INVESTIGATED BECAUSE IT IS A VERY SERIOUS SAFETY ISSUE AND PEOPLE ARE GOING TO GET HURT IF WHAT THE DEALER TOLD ME IS TRUE. I WOULD APPRECIATE IT IF YOU WOULD LOOK INTO THIS MATTER. AT THIS POINT MY VEHICLE IS SITTING AT THE DEALERSHIP IN AN UNREPAIRED CONDITION UNTIL FURTHER ACTION BY EITHER GMC OR NHTSA HAPPENS. *TR
EXCESSIVE RUST ON FRAME OF TRUCK, OIL LINES AND GAS LINES ARE CONSTANTLY RUSTING OUT. THE TRUCK IS A GMC K-2500 H D EXTENDED CAB, 2004 WITH 34,500 MILES ON IT. PRESENTLY WAITING FOR THE COOLING LINES FROM THE OIL FILTER TO THE RADIATOR WHICH ARE LEAKING OIL ON THE EXHAUST WHICH COULD CAUSE A FIRE, WHEN DRAINING OIL TO CHANGE IT …
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EXCESSIVE RUST ON FRAME OF TRUCK, OIL LINES AND GAS LINES ARE CONSTANTLY RUSTING OUT. THE TRUCK IS A GMC K-2500 H D EXTENDED CAB, 2004 WITH 34,500 MILES ON IT. PRESENTLY WAITING FOR THE COOLING LINES FROM THE OIL FILTER TO THE RADIATOR WHICH ARE LEAKING OIL ON THE EXHAUST WHICH COULD CAUSE A FIRE, WHEN DRAINING OIL TO CHANGE IT THE OIL [REMOVING THE PLUG] FOLLOWS ONTO THE HOT EXHAUST PIPE,ANOTHER FIRE HAZARD. WHAT CAN BE DONE, CAN'T AFFORD ANOTHER TRUCK NOW. *TR
Official recalls
104V562000 · 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
0No exact-year investigations in this snapshot.
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