NHTSA owner reports · September 18, 2026 snapshot.
What owners actually said
368 reports140,000 miles · Jan 26, 2011
Service Brakes, Hydraulic
TRUCK: 2004 CHEVROLET SILVERADO 2500HD, 6.6L DIESEL. LOCATION: UPSTATE NY PROBLEM: WHILE TESTING THE BRAKES BEFORE TOWING A TRAILER, THE PEDAL PUSHED COMPLETELY TO THE FLOOR AND BRAKE FLUID POURED TO THE GROUND FROM UNDER THE DRIVERS SIDE DOOR. UPON INSPECTION OF THE BRAKE LINES, IT SHOWED ONE OF THE LINES ON THE FRAME R…
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TRUCK: 2004 CHEVROLET SILVERADO 2500HD, 6.6L DIESEL. LOCATION: UPSTATE NY PROBLEM: WHILE TESTING THE BRAKES BEFORE TOWING A TRAILER, THE PEDAL PUSHED COMPLETELY TO THE FLOOR AND BRAKE FLUID POURED TO THE GROUND FROM UNDER THE DRIVERS SIDE DOOR. UPON INSPECTION OF THE BRAKE LINES, IT SHOWED ONE OF THE LINES ON THE FRAME RAIL HAD SEVERE CORROSION AND HAD BURST. ALL OF THE BRAKE FLUID DRAINED OUT OF THE MASTER CYLINDER THROUGH THIS BROKEN LINE. I CHECKED THE OPERATION OF THE BRAKES AFTER THE BROKEN LINE TO SEE IF I HAD ANY ABILITY TO STOP THE VEHICLE. THIS WAS NOT THE CASE AS THE BRAKES WOULD NOT EVEN STOP THE VEHICLE FROM MOVING AT AN IDLE. IF THIS HAD OCCURRED AT OPERATING SPEEDS, ESPECIALLY WHILE TOWING, I WOULD HAVE NOT BEEN ABLE TO STOP THE VEHICLE. CURRENTLY THE TRUCK IS AT A REPAIR FACILITY TO HAVE THE LINES REPLACED AND SYSTEM CHECKED. *TR
NHTSA ODI #10378715
120,000 miles · Jan 25, 2011
Electrical System
TL* THE CONTACT OWNS A 2004 CHEVROLET SILVERADO 2500. THE CONTACT WAS DRIVING 60 MPH WHEN THE SPEEDOMETER FAILED AND INDICATED THAT HE WAS TRAVELING 90-100 MPH. THE DEALER WAS CONTACTED BUT THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS CONTACTED BUT WOULD NOT PROVIDE ANY ASSISTANCE. THE FAILURE MILEAGE WAS 120,000.
NHTSA ODI #10378639
Mileage unknown · Jan 21, 2011
Service Brakes, Hydraulic
2004 CHEVROLET SILVERADO 2500 HD. CONSUMER STATES BRAKE FAILURE WHILE DRIVING *TGW THE CONSUMER STATED IN ORDER TO STOP THE VEHICLE, SHE/HE HAD TO PUSH THE BRAKE PEDAL TO THE FLOOR, GEAR DOWN AND USE THE TRAILER GEAR . THE GEAR WAS THEN PLACED IN PARK WHEN THE CONSUMER REACHED A STOP LIGHT, IN CASE THE VEHICLE LUNGED FORWARD. T…
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2004 CHEVROLET SILVERADO 2500 HD. CONSUMER STATES BRAKE FAILURE WHILE DRIVING *TGW THE CONSUMER STATED IN ORDER TO STOP THE VEHICLE, SHE/HE HAD TO PUSH THE BRAKE PEDAL TO THE FLOOR, GEAR DOWN AND USE THE TRAILER GEAR . THE GEAR WAS THEN PLACED IN PARK WHEN THE CONSUMER REACHED A STOP LIGHT, IN CASE THE VEHICLE LUNGED FORWARD. THE CONSUMER LEFT THE VEHICLE AT HIS/HER MECHANIC TO BE INSPECTED THE NEXT DAY. THE MECHANIC INFORMED THE CONSUMER THAT ALL THE BRAKE LINES HAD RUSTED AND WERE LEAKING IN SOME AREAS. *JB
NHTSA ODI #10377852
120,000 miles · Jan 19, 2011
Service Brakes, Hydraulic
TL* THE CONTACT OWNS A 2004 CHEVROLET SILVERADO 2500 HD PICKUP. THE CONTACT WAS REVERSING 5 MPH IN A RESIDENTIAL DRIVEWAY. HE THEN APPLIED THE BRAKES AND THE BRAKE PEDAL WENT INTO THE FLOORBOARD ABNORMALLY. THE CONTACT STATED THAT THERE WAS A LARGE AMOUNT OF BRAKE FLUID LEAKING FROM THE VEHICLE AND ONTO THE CONCRETE. THE VEHICLE…
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TL* THE CONTACT OWNS A 2004 CHEVROLET SILVERADO 2500 HD PICKUP. THE CONTACT WAS REVERSING 5 MPH IN A RESIDENTIAL DRIVEWAY. HE THEN APPLIED THE BRAKES AND THE BRAKE PEDAL WENT INTO THE FLOORBOARD ABNORMALLY. THE CONTACT STATED THAT THERE WAS A LARGE AMOUNT OF BRAKE FLUID LEAKING FROM THE VEHICLE AND ONTO THE CONCRETE. THE VEHICLE WAS TOWED TO A LOCAL REPAIR SHOP WHERE THE CONTACT WAS ADVISED THAT THE BRAKE LINES WOULD NEED REPLACING BECAUSE THEY HAD RUSTED. THE MANUFACTURER WAS CONTACTED BUT PROVIDED NO ASSISTANCE. THE VEHICLE WAS NOT YET REPAIRED. THE FAILURE MILEAGE WAS 120,000.
NHTSA ODI #10377147
75,000 miles · Jan 10, 2011
Service Brakes, Hydraulic
TL* THE CONTACT OWNS A 2004 CHEVROLET SILVERADO 2500 HD. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 30 MPH AND ATTEMPTING TO DECELERATE, THE BRAKES FAILED WITHOUT WARNING. THE CONTACT WAS ABLE TO DRIFT TO A STOP ON THE SIDE OF THE ROADWAY. THE VEHICLE WAS TOWED TO A DEALER WHO INFORMED THE CONTACT THAT THE BRAKE LINE WA…
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TL* THE CONTACT OWNS A 2004 CHEVROLET SILVERADO 2500 HD. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 30 MPH AND ATTEMPTING TO DECELERATE, THE BRAKES FAILED WITHOUT WARNING. THE CONTACT WAS ABLE TO DRIFT TO A STOP ON THE SIDE OF THE ROADWAY. THE VEHICLE WAS TOWED TO A DEALER WHO INFORMED THE CONTACT THAT THE BRAKE LINE WAS SEVERELY RUSTED AND WOULD NEED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS APPROXIMATELY 75,000.
NHTSA ODI #10375442
69,000 miles · Jan 6, 2011
Service Brakes, Hydraulic
TL*THE CONTACT OWNS 2004 CHEVROLET SILVERADO 2500 HD. THE CONTACT STATED THAT WHILE DRIVING, SHE DEPRESSED THE BRAKE PEDAL WHICH SUDDENLY EXTENDED TO THE FLOORBOARD. SHE WAS ABLE TO STOP THE VEHICLE BY USING THE GEARS. THE VEHICLE WAS TAKEN TO A LOCAL MECHANIC WHO STATED THAT THE BRAKE LINES WERE RUSTED AND LEAKING. THE VEHICLE…
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TL*THE CONTACT OWNS 2004 CHEVROLET SILVERADO 2500 HD. THE CONTACT STATED THAT WHILE DRIVING, SHE DEPRESSED THE BRAKE PEDAL WHICH SUDDENLY EXTENDED TO THE FLOORBOARD. SHE WAS ABLE TO STOP THE VEHICLE BY USING THE GEARS. THE VEHICLE WAS TAKEN TO A LOCAL MECHANIC WHO STATED THAT THE BRAKE LINES WERE RUSTED AND LEAKING. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED BUT OFFERED NO ASSISTANCE. THE FAILURE AND CURRENT MILEAGES WERE 69,000.
NHTSA ODI #10374921
61,000 miles · Jan 3, 2011
Wheels
TL* THE CONTACT OWNS A 2004 CHEVROLET SILVERADO 2500 HD. THE CONTACT STATED THAT FOUR OF THE EIGHT STUDS AND LUG NUTS THAT HELD THE TIRES AND WHEELS WERE MISSING FROM THE FRONT PASSENGER SIDE. THE MANUFACTURER WAS CONTACTED AND INFORMED HIM THERE ARE NO RECALLS AND HE WOULD HAVE TO PAY FOR ANY REPAIRS. THE DEALER WAS CONTACTED B…
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TL* THE CONTACT OWNS A 2004 CHEVROLET SILVERADO 2500 HD. THE CONTACT STATED THAT FOUR OF THE EIGHT STUDS AND LUG NUTS THAT HELD THE TIRES AND WHEELS WERE MISSING FROM THE FRONT PASSENGER SIDE. THE MANUFACTURER WAS CONTACTED AND INFORMED HIM THERE ARE NO RECALLS AND HE WOULD HAVE TO PAY FOR ANY REPAIRS. THE DEALER WAS CONTACTED BY THE MANUFACTURER WHO INFORMED THE CONTACT TO BRING THE VEHICLE IN FOR THEM TO RUN A DIAGNOSTIC TEST BUT AT A COST TO THE CONTACT. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 61,000.
NHTSA ODI #10373853
194,399 miles · Dec 22, 2010
StructureInjury
TL* THE CONTACT OWNS A 2004 CHEVROLET SILVERADO 2500 HD. THE CONTACT STATED THAT WHILE THE VEHICLE ENGINE COMPARTMENT WAS BEING INSPECTED AT THE LOCAL REPAIR SHOP, THE HOOD OF THE CAR CAME DOWN ABRUPTLY ON THE MECHANICS HEAD AND NECK. THE MECHANIC SUSTAINED SOME BRUISES ON THE BACK OF HIS NECK AND HEAD. THE FAILURE AND CURRENT M…
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TL* THE CONTACT OWNS A 2004 CHEVROLET SILVERADO 2500 HD. THE CONTACT STATED THAT WHILE THE VEHICLE ENGINE COMPARTMENT WAS BEING INSPECTED AT THE LOCAL REPAIR SHOP, THE HOOD OF THE CAR CAME DOWN ABRUPTLY ON THE MECHANICS HEAD AND NECK. THE MECHANIC SUSTAINED SOME BRUISES ON THE BACK OF HIS NECK AND HEAD. THE FAILURE AND CURRENT MILEAGE WAS 194,399.
NHTSA ODI #10372104
80,000 miles · Dec 20, 2010
Electrical SystemFire
TL*THE CONTACT OWNS A 2004 CHEVROLET SILVERADO 2500 HD. THE CONTACT STATED THAT THE HEATER ELECTRICAL RESISTOR, AND CONNECTORS MELTED CAUSING THE HEATER BLOWER TO FAIL. THE VEHICLE WAS TAKEN TO THE DEALER WHO REPLACED THE CONNECTORS, AND RESISTORS. THE MANUFACTURER WAS CONTACTED, BUT THEY WILL NOT ASSIST WITH THE REPAIR. THE FA…
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TL*THE CONTACT OWNS A 2004 CHEVROLET SILVERADO 2500 HD. THE CONTACT STATED THAT THE HEATER ELECTRICAL RESISTOR, AND CONNECTORS MELTED CAUSING THE HEATER BLOWER TO FAIL. THE VEHICLE WAS TAKEN TO THE DEALER WHO REPLACED THE CONNECTORS, AND RESISTORS. THE MANUFACTURER WAS CONTACTED, BUT THEY WILL NOT ASSIST WITH THE REPAIR. THE FAILURE MILEAGE WAS 80,000 AND THE CURRENT MILEAGE WAS 85,500.
NHTSA ODI #10371753
102,000 miles · Dec 16, 2010
Service Brakes, Hydraulic
TL*THE CONTACT OWNS A 2004 CHEVROLET SILVERADO 2500 HD. THE CONTACT STATED THAT WHILE DECELERATING, HE NOTICED HIS BRAKES WEAKENING AS HE WOULD SLOW DOWN. HE THEN PULLED OVER TO EXAMINE THE VEHICLE WHERE HE NOTICED A LEAK IN THE BRAKE LINE AND THAT IT WAS COVERED WITH RUST. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS A…
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TL*THE CONTACT OWNS A 2004 CHEVROLET SILVERADO 2500 HD. THE CONTACT STATED THAT WHILE DECELERATING, HE NOTICED HIS BRAKES WEAKENING AS HE WOULD SLOW DOWN. HE THEN PULLED OVER TO EXAMINE THE VEHICLE WHERE HE NOTICED A LEAK IN THE BRAKE LINE AND THAT IT WAS COVERED WITH RUST. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS APPROXIMATELY 102,000.
NHTSA ODI #10370931