NHTSA owner reports · September 18, 2026 snapshot.
What owners actually said
368 reports40,000 miles · Feb 23, 2012
Service Brakes, HydraulicSteering
I AM EXPERIENCING ISSUES OF SERIOUS ROT AND RUST WITH COMPONENTS OF MY TRUCK. FIRST FAILURE WAS THAT MY POWER STEERING PUMP RESERVOIR ROTTED THROUGH AND CAUSED A LEAK OF FLUID, HAD TO REPLACE UNIT. THEN TRANSMISSION LINE ROTTED THROUGH, CAUSING A LEAK OF FLUIDS, HAD TO REPLACE LINES AND COOLER DUE TO CORROSION. THEN STARTER F…
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I AM EXPERIENCING ISSUES OF SERIOUS ROT AND RUST WITH COMPONENTS OF MY TRUCK. FIRST FAILURE WAS THAT MY POWER STEERING PUMP RESERVOIR ROTTED THROUGH AND CAUSED A LEAK OF FLUID, HAD TO REPLACE UNIT. THEN TRANSMISSION LINE ROTTED THROUGH, CAUSING A LEAK OF FLUIDS, HAD TO REPLACE LINES AND COOLER DUE TO CORROSION. THEN STARTER FAILED, SERIOUSLY CORRODED. HAD TO REPLACE. AFTERWARD, ALTERNATOR FROZE UP, INSIDE WAS CORRODED WITH RUST AND WOULD NOT SPIN FREELY, HAD TO REPLACE. MOST RECENTLY, BRAKE LINES BURST CAUSING COMPLETE LOSS OF BRAKING ABILITY. WILL NEED TO REPLACE. I HAVE OWNED A SUBSTANTIAL NUMBER OF VEHICLES OVER THE YEARS AND THIS IS COMPLETELY UNUSUAL IN MY EXPERIENCE AND HAS CAUSED A SITUATION THAT COULD LEAD TO DEATH OR SERIOUS INJURY. I WAS FORTUNATE TO ESCAPE BOTH. FURTHERMORE, IT HAS BEEN A SERIOUS FINANCIAL BURDEN AND INCONVENIENCE TO HAVE TO REPLACE SO MANY COMPONENTS ON A TRUCK THAT HAS YET TO REACH 60,000 MILES. I BOUGHT THIS TRUCK NEW AND HAVE TAKEN VERY GOOD CARE OF IT IN HOPES THAT MY 30,000 INVESTMENT WOULD LAST ME A GOOD NUMBER OF YEARS WITH REGULAR AND EXPECTED MAINTENANCE. *TR
NHTSA ODI #10449067
92,000 miles · Feb 19, 2012
Service Brakes, Hydraulic
MY SISTER INLAW BORROWED MY TRUCK TO MOVE SOME BOXES. DRIVING DOWN THE ROAD HIT BRAKES PEDAL FELT FUNNY. SECOND TIME SHE HIT THE BRAKES PEDAL WENT TO THE FOOR. LUCKLY THE SECOND TIME WAS NOT A MUST STOP SITUATION. AND GOT THE TRUCK OFF THE ROAD INTO A DRIVEWAY. UPON INSPECTION I FOUND THE REAR BRAKE LINES WERE SEVERLY CORRODED…
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MY SISTER INLAW BORROWED MY TRUCK TO MOVE SOME BOXES. DRIVING DOWN THE ROAD HIT BRAKES PEDAL FELT FUNNY. SECOND TIME SHE HIT THE BRAKES PEDAL WENT TO THE FOOR. LUCKLY THE SECOND TIME WAS NOT A MUST STOP SITUATION. AND GOT THE TRUCK OFF THE ROAD INTO A DRIVEWAY. UPON INSPECTION I FOUND THE REAR BRAKE LINES WERE SEVERLY CORRODED AND LEAKING BRAKE FLUID. I THINK THIS SHOULD BE ADDRESSED BEFORE SOMEBODY IS KILLED OR EVEN A FAMILY IS KILLED. *TR
NHTSA ODI #10448485
102,461 miles · Feb 12, 2012
Service Brakes, Hydraulic
ON FEB..9 2012 I WAS IN A DRIVE THRU AUTOMATED CAR WASH, WHEN DRIVING OUT I WENT TO STEP ON BRAKE & THE PEDAL WENT TO THE FLOOR. I PULLED OVER TO THE SIDE LIFTED THE HOOD & CHECKED THE MASTER CYLINDER & SAW THAT IT NEEDED FLUID, I WENT INTO THE CONVENIENCE STORE & BOUGHT A PINT OF BRAKE FLUID, I FILLED THE MASTER CYLINDER, IT T…
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ON FEB..9 2012 I WAS IN A DRIVE THRU AUTOMATED CAR WASH, WHEN DRIVING OUT I WENT TO STEP ON BRAKE & THE PEDAL WENT TO THE FLOOR. I PULLED OVER TO THE SIDE LIFTED THE HOOD & CHECKED THE MASTER CYLINDER & SAW THAT IT NEEDED FLUID, I WENT INTO THE CONVENIENCE STORE & BOUGHT A PINT OF BRAKE FLUID, I FILLED THE MASTER CYLINDER, IT TOOK THE WHOLE BOTTLE OF FLUID, I WALKED TO THE SIDE OF THE TRUCK TO TEST THE BRAKE PEDAL & NOTICED THE FLUID LEAKED RIGHT OUT ON THE GROUND WITHOUT STEPPING ON THE BRAKE PEDAL. I HAD THE TRUCK TOWED TO MY REPAIR SHOP, WHEN PUT ON LIFT THE MECHANIC POINTED OUT THE ROTTED OUT BRAKE LINE BY THE MODULAR VALVE PLUS THE OTHER THREE LINES WERE ROTTED & WERE UNSAFE, FOR A TEMPORARY FIX I HAD THE ONE LINE FIXED BY REPLACING A PIECE OF THE BROKEN LINE. IT WAS BROUGHT TO MY ATTENTION ABOUT THE ONGOING INVESTIGATION WITH NHTSA. I PURCHASED THE TRUCK IN NOV. 2003. *TR
NHTSA ODI #10447663
121,625 miles · Jan 29, 2012
Fuel System, Gasoline
VEHICLE HAS BEEN DIAGNOSED WITH BAD FUEL INJECTORS. SYMPTOMS INCLUDE EXCESSIVE SMOKE AND SMOG TEST FAILURE. MANUFACTURER HAS A 7 YEAR/200,000 MILE WARRANTY ON INJECTORS. MY VEHICLE HAS 121,000 MILES BUT WAS PLACED IN SERVICE 12/2003. MASSIVELY COMMON PROBLEM ON ALL DURAMAX DIESELS. MANUFACTURER ONLY WARRANTIES THE REPAIRED VEHIC…
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VEHICLE HAS BEEN DIAGNOSED WITH BAD FUEL INJECTORS. SYMPTOMS INCLUDE EXCESSIVE SMOKE AND SMOG TEST FAILURE. MANUFACTURER HAS A 7 YEAR/200,000 MILE WARRANTY ON INJECTORS. MY VEHICLE HAS 121,000 MILES BUT WAS PLACED IN SERVICE 12/2003. MASSIVELY COMMON PROBLEM ON ALL DURAMAX DIESELS. MANUFACTURER ONLY WARRANTIES THE REPAIRED VEHICLES FOR 12 MONTHS OR 12,000 MILES. *TT
NHTSA ODI #10445767
90,000 miles · Jan 18, 2012
Service Brakes, Hydraulic
BRAKE LINE LEAKING DUE TO CORROSION. REMAINING LINES ALSO ARE EXCESSIVELY CORRODED. FUEL LINES ALSO SHOWING CORROSION WHICH I FEEL IS EXCESSIVE AND PREMATURE.
NHTSA ODI #10444343
110,000 miles · Jan 7, 2012
Service Brakes, Hydraulic
BRAKE LINE NEAR FRAME RAIL BENEATH DRIVERS SEAT ARE CORRODED. ONE OF THE LINES DEVELOPED A LEAK AND A LOSS OF BRAKE FUNCTION RESULTED. ALL OF THE BRAKE LINES ARE COMPLETELY CORRODED AND NEED TO BE REPLACED. *TR
NHTSA ODI #10442786
144,000 miles · Dec 15, 2011
Service Brakes, Hydraulic
WHILE TESTING THE BRAKES AND LIGHTS ON A 7,000 LB GVW TRAILER THE BRAKE PEDAL WENT TO THE FLOOR. INVESTIGATION SHOWED BRAKE FLUID FROM BEHIND THE DRIVERS SEAT AND ABOVE THE GAS TANK. THE BRAKE LINE OVER THE GAS TANK RUSTED THROUGH AND BURST. ANOTHER 5 MINUTES I WOULD HAVE BEEN TRAVELING ON MOUNTAIN ROADS WITH NO BRAKES AND PU…
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WHILE TESTING THE BRAKES AND LIGHTS ON A 7,000 LB GVW TRAILER THE BRAKE PEDAL WENT TO THE FLOOR. INVESTIGATION SHOWED BRAKE FLUID FROM BEHIND THE DRIVERS SEAT AND ABOVE THE GAS TANK. THE BRAKE LINE OVER THE GAS TANK RUSTED THROUGH AND BURST. ANOTHER 5 MINUTES I WOULD HAVE BEEN TRAVELING ON MOUNTAIN ROADS WITH NO BRAKES AND PULLING A TRAILER. VEHICLE WAS TOWED AND REPAIRED AT MY EXPENSE. ALSO A DAYS WORK WAS LOST BECAUSE I WAS NOT ABLE TO TRAVEL 130 MILES HOME FOR MY COMPANION TO WORK THE NEXT DAY. *TR
NHTSA ODI #10440071
50,000 miles · Dec 13, 2011
Service Brakes, Hydraulic
BRAKE LINES CORRODED AND VEHICLE LOST ALL BRAKE FLUID, THANKFULLY WHILE PARKED. VEHICLE IS 7 YEARS OLD, WITH LOW MILEAGE, ALWAYS GARAGED AND DRIVEN A LIMITED AMOUNT DURING WINTER, SO EXPOSURE TO SALT WAS NOT HIGH AT ALL. THIS TYPE OF FAILURE SHOULD NOT OCCUR ON A 7 YEAR OLD HEAVY DUTY TRUCK WITH 50K MILES. THANKS GOD IT DIDN'…
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BRAKE LINES CORRODED AND VEHICLE LOST ALL BRAKE FLUID, THANKFULLY WHILE PARKED. VEHICLE IS 7 YEARS OLD, WITH LOW MILEAGE, ALWAYS GARAGED AND DRIVEN A LIMITED AMOUNT DURING WINTER, SO EXPOSURE TO SALT WAS NOT HIGH AT ALL. THIS TYPE OF FAILURE SHOULD NOT OCCUR ON A 7 YEAR OLD HEAVY DUTY TRUCK WITH 50K MILES. THANKS GOD IT DIDN'T LOSE BRAKES WHEN TOWING A HORSE TRAILER.. *TR
NHTSA ODI #10439835
102,589 miles · Dec 12, 2011
Fuel System, Gasoline
I HAD MY FUEL INJECTORS REPLACED IN JUNE OF 2010 UNDER AN EXTENDED WARRANTY FROM GM WITH NO OUT OF POCKET COST. 18 MONTHS LATER I AM HAVING THE SAME PROBLEM, FUEL INJECTOR FAILURE AS DIAGNOSED BY A LOCAL CHEVROLET DEALER, BUT BEING TOLD THAT I AM NOW OUT OF WARRANTY AND IT WILL COST $3500+ TO REPAIR. IF THERE IS A DEFECT IN THE …
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I HAD MY FUEL INJECTORS REPLACED IN JUNE OF 2010 UNDER AN EXTENDED WARRANTY FROM GM WITH NO OUT OF POCKET COST. 18 MONTHS LATER I AM HAVING THE SAME PROBLEM, FUEL INJECTOR FAILURE AS DIAGNOSED BY A LOCAL CHEVROLET DEALER, BUT BEING TOLD THAT I AM NOW OUT OF WARRANTY AND IT WILL COST $3500+ TO REPAIR. IF THERE IS A DEFECT IN THE INJECTORS, PREVIOUSLY COVERED FOR 7 YEARS/200,000 MILES, WHY ARE THE "NEW IMPROVED" INJECTORS ONLY COMING WITH 12 MONTHS/12,000 MILES. GM HAS A FUEL INJECTOR PROBLEM WITH THEIR DURAMAX DIESELS THAT NEED TO BE ADDRESSED. I HAVE READ HUNDREDS OF POST FROM PEOPLE WITH THE SAME PROBLEMS. AND CHEVROLET IS NOT OFFERING ANY HELP WITH ANY OF THEM. I AM DEALING WITH GM NOW, AND SO FAR HAVE GOTTEN NOWHERE WITH THE ISSUE. *TR
NHTSA ODI #10439655
76,774 miles · Nov 29, 2011
Service Brakes, Hydraulic
WENT TO USE THE TRUCK AND BRAKE PEDAL WENT TO THE FLOORBOARD. LOOKED UNDER THE TRUCK AND FLUID HAD SHOT OUT EVERYWHERE. TWO BLOWN BRAKE LINES DUE TO ROTTED OUT CONDITION OF THE LINES. REPAIR TOTAL OF $411.68. 2 LINES PLUS FITTINGS PLUS NEW BLEEDER SCREWS. THE MECHANIC TELLS ME THIS IS A COMMON PROBLEM WITH GM PICK-UPS AND THAT T…
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WENT TO USE THE TRUCK AND BRAKE PEDAL WENT TO THE FLOORBOARD. LOOKED UNDER THE TRUCK AND FLUID HAD SHOT OUT EVERYWHERE. TWO BLOWN BRAKE LINES DUE TO ROTTED OUT CONDITION OF THE LINES. REPAIR TOTAL OF $411.68. 2 LINES PLUS FITTINGS PLUS NEW BLEEDER SCREWS. THE MECHANIC TELLS ME THIS IS A COMMON PROBLEM WITH GM PICK-UPS AND THAT THE OTHER BRAKE LINES ARE ON THE EDGE OF GOING ALSO. THESE LINES TOO ARE ROTTED AND NEED TO BE REPLACED ASAP. I SEE THAT THERE IS AN INVESTIGATION WITH THE NHTSA ACTION NUMBER OF EA11001. THE INVESTIGATION SHOULD BE EXPANDED TO INCLUDE ADDITIONAL YEARS FOR VEHICLES BEFORE 1999 AND AFTER 2003. I WAS LUCKY MY INCIDENT HAPPENED IN THE DRIVEWAY AND NOT DOING 70 MPH OUT ON THE HIGHWAY. I AM LOOKING AT AN ADDITIONAL REPAIR BILL OF ABOUT $750-$800 TO REPLACE THE OTHER LINES. NEEDLESS TO SAY I AM DISTRESSED TO BE IN THIS POSITION DUE TO THE MATERIALS USED AND INSTALLATION POSITION OF THESE LINES. *KB
NHTSA ODI #10437639