NHTSA owner reports · September 18, 2026 snapshot.
What owners actually said
160 reports40,000 miles · May 23, 2011
Service Brakes, Hydraulic
HYDRAULIC BRAKES FAILED WITHOUT WARNING WHILE DRIVING ON A BACK ROAD PULLING THE TRAILER WITH A 500 LB MOWER IN THE TRAILER. BRAKE FLUID POURED FROM THE BEHIND THE DRIVER DOOR UNDER FROM THE FRAME NEAR THE FUEL FILTER AND BRAKE LINE DISTRIBUTION BLOCK. FRONT BRAKE LINES REPLACED ONE YEAR AGO AFTER AN ACCIDENT WHERE THE BRAKE…
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HYDRAULIC BRAKES FAILED WITHOUT WARNING WHILE DRIVING ON A BACK ROAD PULLING THE TRAILER WITH A 500 LB MOWER IN THE TRAILER. BRAKE FLUID POURED FROM THE BEHIND THE DRIVER DOOR UNDER FROM THE FRAME NEAR THE FUEL FILTER AND BRAKE LINE DISTRIBUTION BLOCK. FRONT BRAKE LINES REPLACED ONE YEAR AGO AFTER AN ACCIDENT WHERE THE BRAKES ALSO FAILED AND FRONT BRAKE LINES REPLACED. 2003 GMC SIERRA 2500 4WD WITH ABOUT 40K MILEAGE. BRAKE FAILURE HAS OCCURRED TWICE WITH THIS VEHICLE...I HAVE ANOTHER CAR, DODGE GRAND CARAVAN WITH 97K AND NO BRAKE LINE PROBLEMS. STAYS IN THE SAME DRIVEWAY AND DRIVES THE SAME ROADS. *TR
NHTSA ODI #10402369
90,000 miles · Mar 13, 2011
Service Brakes, Hydraulic
RUPTURE BRAKE LINE ABOVE GAS TANK JUST APPLYING DEPRESSING THE BRAKE PEDAL CAUSING ONE BRAKE LINE TO RUPTURE FROM RUST. *TR
NHTSA ODI #10390003
90,000 miles · Feb 14, 2011
Engine And Engine Cooling
4 BROKEN EXHAUST BOLTS ON MY 2003 SERRA 2500HD (PICKUP) V8 ENGINE. PLEASE WATCH THE VIDEO OF THE SAME PROBLEM I HAVE. WWW.YOUTUBE.COM/WATCH?V=0YG6WLBNZGI. *TR
NHTSA ODI #10382616
112,000 miles · Jan 27, 2011
Service Brakes, Hydraulic
BOTH FRONT ABS SENSORS FAILED DUE TO CORROSION, CAUSING INCREASED STOPPING DISTANCE. *TR
NHTSA ODI #10379358
Mileage unknown · Jan 27, 2011
Parking Brake
PARKING BRAKE FAILURE. *TR
NHTSA ODI #10379356
101,000 miles · Jan 27, 2011
Electrical System
SPEEDOMETER BEGAN TO REGISTER INACCURATELY THEN STOPPED WORKING COMPLETELY. *TR
NHTSA ODI #10379354
119,380 miles · Jan 27, 2011
Service Brakes, Hydraulic
WHILE APPLYING BRAKES IN TRAFFIC BRAKE PEDAL WENT TO FLOOR AND TRUCK WOULD NOT STOP. BRAKE LINE UNDERNEATH VEHICLE WAS CORRODED AND BURST, CAUSING BRAKE FLUID LEAK. *TR
NHTSA ODI #10379352
48,000 miles · Dec 31, 2010
Service Brakes, Hydraulic
BRAKE LINE RUPTURE, 2003 GMC SIERRA 2500HD PICKUP. TOTAL LOSS OF BRAKING WHILE STOPPING FOR TRAFFIC AT 60 MPH. ALL LINES WERE ROTTED AND HAD TO REPLACED. CRASH WAS AVOIDED BECAUSE OTHER CARS REALIZED I HAD LOST BRAKING AND MOVED OUT THE WAY. DID NOT REPORT UNTIL NOW(DEC 2010) BECAUSE I THOUGHT IT WAS AN ISOLATED INCIDENT. NO…
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BRAKE LINE RUPTURE, 2003 GMC SIERRA 2500HD PICKUP. TOTAL LOSS OF BRAKING WHILE STOPPING FOR TRAFFIC AT 60 MPH. ALL LINES WERE ROTTED AND HAD TO REPLACED. CRASH WAS AVOIDED BECAUSE OTHER CARS REALIZED I HAD LOST BRAKING AND MOVED OUT THE WAY. DID NOT REPORT UNTIL NOW(DEC 2010) BECAUSE I THOUGHT IT WAS AN ISOLATED INCIDENT. NOW FINDING OUT THAT IT IS PREVALENT, SO MUCH, THAT I HAVE WARNED FRIENDS ABOUT IT AND AM FINDING IT TO BE QUITE COMMON. *TR
NHTSA ODI #10373592
70,000 miles · Dec 12, 2010
Electrical System
THE INSTRUMENT CLUSTER HAS BEEN FAILING ONE GAUGE AT THE TIME SINCE 4 YEARS AGO, FINALLY IT QUIT ALL TOGETHER, I CALLED GM AND MY LOCAL DEALERSHIP AND I WAS TOLD THERE WAS NOTHING THEY CAN DO BUT TO CHARGE ME FOR CHECK UP AND POSSIBLY GET ME A NEW CLUSTER FOR 400.00 WHAT A JOKE. I KNOW GM HAS BEEN AWARE OF THIS PROBLEM BUT NOTH…
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THE INSTRUMENT CLUSTER HAS BEEN FAILING ONE GAUGE AT THE TIME SINCE 4 YEARS AGO, FINALLY IT QUIT ALL TOGETHER, I CALLED GM AND MY LOCAL DEALERSHIP AND I WAS TOLD THERE WAS NOTHING THEY CAN DO BUT TO CHARGE ME FOR CHECK UP AND POSSIBLY GET ME A NEW CLUSTER FOR 400.00 WHAT A JOKE. I KNOW GM HAS BEEN AWARE OF THIS PROBLEM BUT NOTHING GETS DONE. WHAT IS IT GOING TO TAKE TO GET GM TO GET THIS PROBLEMS SERVICED WITH NO COST, AFTER ALL IT'S THEIR REPUTATION.... I WON'T BUY ANOTHER GM VEHICLE. *TR
NHTSA ODI #10370274
125,000 miles · Nov 15, 2010
Electrical System
2003 GMC SIERRA 2500 HD EXT. CAB, 8-FT. BOX. IN COOLER WEATHER, FALL, WINTER, SPRING, THE GAUGES MALFUNCTION. THAT IS, THE SPEEDO AND TACH READ WILDLY HIGH OR DON'T ACTIVATE AT ALL, AND THE OTHER GAUGES ALL ARE NON FUNCTIONAL. THIS IS INTERMITTENT AND IS APPARENT WHEN STARTING ON COLD MORNINGS. SO FAR, SYMPTOMS HAVE DISAPPEARE…
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2003 GMC SIERRA 2500 HD EXT. CAB, 8-FT. BOX. IN COOLER WEATHER, FALL, WINTER, SPRING, THE GAUGES MALFUNCTION. THAT IS, THE SPEEDO AND TACH READ WILDLY HIGH OR DON'T ACTIVATE AT ALL, AND THE OTHER GAUGES ALL ARE NON FUNCTIONAL. THIS IS INTERMITTENT AND IS APPARENT WHEN STARTING ON COLD MORNINGS. SO FAR, SYMPTOMS HAVE DISAPPEARED IN WARMER TEMPS. IT HAS OCCURRED EVERY YEAR. THERE IS AN ADVISORY, BUT GMC WON'T ACT ON MY WORD, MUST SEE IT. *TR
NHTSA ODI #10365727
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