NHTSA owner reports · September 18, 2026 snapshot.
What owners actually said
180 reports80,000 miles · Feb 22, 2011
Electrical System
MY 2003 GMC SIERRA PICK-UP HAS ERRATIC SPEEDOMETER READING. SPEEDOMETER READS VARIOUS SPEEDS WHILE VEHICLE IS AT A STOP. IMPOSSIBLE TO DETERMINE ACTUAL SPEED DUE TO THIS PROBLEM. GM ISSUED A SERVICE BULLETIN AND OFFERED FREE REPLACEMENT TO ALL EFFECTED VEHICLES. NO NOTICE WAS SENT TO OWNERS. WHEN I FOUND OUT ABOUT THE SERVI…
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MY 2003 GMC SIERRA PICK-UP HAS ERRATIC SPEEDOMETER READING. SPEEDOMETER READS VARIOUS SPEEDS WHILE VEHICLE IS AT A STOP. IMPOSSIBLE TO DETERMINE ACTUAL SPEED DUE TO THIS PROBLEM. GM ISSUED A SERVICE BULLETIN AND OFFERED FREE REPLACEMENT TO ALL EFFECTED VEHICLES. NO NOTICE WAS SENT TO OWNERS. WHEN I FOUND OUT ABOUT THE SERVICE BULLETIN, IT WAS TOO LATE. THERE WAS A TIME RESTRICTION ON IT. APPARENTLY MY SPEEDOMETER LASTED A BIT LONGER THAN MANY. HOWEVER MY PROBLEM IS EXACTLY THE ONE REFERENCED IN THE BULLETIN. I THINK GM SHOULD PAY FOR THE REPAIR. THE LOCAL DEALER SAID IT WOULD COST ME $470.00. I'VE OWNED MANY VEHICLES, AND NEVER ONCE HAS A SPEEDOMETER FAILED DUE TO "NORMAL WEAR AND TEAR." *TR
NHTSA ODI #10384020
130,000 miles · Feb 9, 2011
Air BagsCrashInjury
DEAR NHTSA, I WAS INVOLVED IN A THREE CAR MVA ON 2 FEB ON I-95 SOUTHBOUND NEAR MILE MARKER 131.2. I WAS TRAVELING IN THE SLOW LANE DURING THE EVENING TRAFFIC COMMUTE WHEN MY VEHICLE WAS STRUCK FROM BEHIND FROM AN INFINITY SUV WHICH COLLIDED AND IMPACTED WITH THE REAR OF MY VEHICLE AND PUSHED MY VEHICLE GMC 2003 SIERRA EXT CA…
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DEAR NHTSA, I WAS INVOLVED IN A THREE CAR MVA ON 2 FEB ON I-95 SOUTHBOUND NEAR MILE MARKER 131.2. I WAS TRAVELING IN THE SLOW LANE DURING THE EVENING TRAFFIC COMMUTE WHEN MY VEHICLE WAS STRUCK FROM BEHIND FROM AN INFINITY SUV WHICH COLLIDED AND IMPACTED WITH THE REAR OF MY VEHICLE AND PUSHED MY VEHICLE GMC 2003 SIERRA EXT CAB INTO A LATE MODEL FORD FUSION. THE IMPACT AND FORCE FROM THE SUV BEHIND ME CAUSED REAR AND FRONTAL DAMAGE TO MY VEHICLE AND IS EST TO COST OVER $8900.00 FOR REPAIRS. MY AIRBAGS DID NOT DEPLOY AND AFTER SEEING THE PHOTOS OF MY FULL SIZE PICK-UP TRUCK IT SEEMS THAT THEIR MUST HAVE BEEN SOME SORT OF MALFUNCTION THAT THE AIRBAGS DID NOT DEPLOY ON IMPACT. MY WHOLE FRONT BUMPER IS COMPLETELY DAMAGED AND THE FRAME HOLDING THE BUMPER IN PLACE APPEARS TO BE BENT. THE REAR BUMPER TO IS COMPLETELY DESTROYED AND PRESSED UNDER THE BED OF THE TRUCK AND THEIR IS EXTENSIVE DAMAGE TO THE BED ITSELF HAVING BEEN BENT UPWARD AS IF IT LOOKS LIKE AN UPSIDE DOWN LETTER "V" AND THE RIGHT SIDE OF THE BED ALSO IS FLARED OUTWARD WHERE IT ABSORBED THE IMPACT. THE BED OF THE TRUCK ALSO IMPACTED INTO THE RIGHTSIDE OF MY CAB AND ALSO LEFT SIGNIFICANT DAMAGE. THE IMPACT WAS SO VIOLENT THAT THE INSIDE WIRE CONNECTION TO THE REAR WINDOW DEFROSTER HAD ACTUALLY SEPARATED FROM THE WINDOW WHERE IT WAS SPOT SOLDERED. I RECEIVED SEVERE WHIP LASH, UPPER AND LOWER MUSCLE STRAIN, 2 BROKEN RIBS AND A SEVERE HEAD INJURY FROM MY HEAD STRIKING THE STEERING WHEEL. HAD THE AIRBAGS DEPLOYED I STRONGLY BELIEVE THAT THE HEAD INJURY OR OTHER INJURIES SUSTAINED WOULD HAVE BEEN MITIGATED SUBSTANTIALLY. *TR
NHTSA ODI #10381356
132,000 miles · Feb 4, 2011
Air BagsCrashInjury
NON DEPLOYMENT OF AIRBAG IN GMC SIERRA EXTENDED CAB P/U TRUCK 1500C SERIES 2003 YR. *TR
NHTSA ODI #10380200
Mileage unknown · Jan 4, 2011
Structure
2003 GMC SIERRA 1500 TRUCK. CONSUMER STATES PROBLEMS WITH RUST AND ROT *TGW THE CONSUMER STATED THE DEALER RECTIFIED THE RUST PROBLEMS. *JB
NHTSA ODI #10374439
85,770 miles · Nov 9, 2010
Service Brakes, Hydraulic
PURCHASED 2003 GMC SIERRA 1500 USED FROM PRIVATE PARTY ON SEPT 10, 2010 AND UPON NYS SAFETY INSPECTION ALL STEEL BRAKE LINES WERE DISCOVERED TO BE COMPLETELY ROTTED OUT. COST TO REPAIR EXCEEDED $700.00. *TR
NHTSA ODI #10365191
100,000 miles · Nov 5, 2010
Fuel System, Gasoline
FUEL LINE CORROSION RESULTING IN MULTIPLE LEAKS IN PRESSURIZED FUEL LINE. FUEL DRIPPED CONTINUOUSLY ONTO THE TRANSMISSION, INCLUDING SOME ELECTRICAL CONNECTIONS, AS WELL AS ONTO THE EXHAUST SYSTEM, CLEARLY REPRESENTING A FIRE HAZARD. WHEN PROBLEM FIRST STARTED, GASOLINE VAPOR WAS NOTICEABLE IN THE CABIN. 2003 GMC SIERRA 2WD…
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FUEL LINE CORROSION RESULTING IN MULTIPLE LEAKS IN PRESSURIZED FUEL LINE. FUEL DRIPPED CONTINUOUSLY ONTO THE TRANSMISSION, INCLUDING SOME ELECTRICAL CONNECTIONS, AS WELL AS ONTO THE EXHAUST SYSTEM, CLEARLY REPRESENTING A FIRE HAZARD. WHEN PROBLEM FIRST STARTED, GASOLINE VAPOR WAS NOTICEABLE IN THE CABIN. 2003 GMC SIERRA 2WD EXT CAB FUEL LINE ASSEMBLY WAS REPLACE BY LOCAL MECHANIC ~$640 PARTS AND LABOR. *TR
NHTSA ODI #10364102
72,000 miles · Oct 21, 2010
Service Brakes, HydraulicStructure
TL* THE CONTACT OWNS A 2003 GMC SIERRA 1500. THE VEHICLE WAS TAKEN TO A STATE INSPECTION STATION WHERE THE CONTACT WAS INFORMED BY THE TECHNICIAN THAT THE BRAKE LINES EXHIBITED SEVERE RUST. THE DEALER WAS NOTIFIED OF THE FAILURE BUT BECAUSE THE VEHICLE WAS OUTSIDE OF WARRANTY, THE VEHICLE WAS NOT REPAIRED. IN ADDITION, THE CONTA…
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TL* THE CONTACT OWNS A 2003 GMC SIERRA 1500. THE VEHICLE WAS TAKEN TO A STATE INSPECTION STATION WHERE THE CONTACT WAS INFORMED BY THE TECHNICIAN THAT THE BRAKE LINES EXHIBITED SEVERE RUST. THE DEALER WAS NOTIFIED OF THE FAILURE BUT BECAUSE THE VEHICLE WAS OUTSIDE OF WARRANTY, THE VEHICLE WAS NOT REPAIRED. IN ADDITION, THE CONTACT STATED THAT THE MAIN FRAME ALSO EXHIBITED RUST AND CORROSION. THE CONTACT WAS IN THE PROCESS OF TAKING THE VEHICLE TO AN INDEPENDENT MECHANIC FOR REPAIR. THE VIN WAS UNAVAILABLE. THE FAILURE MILEAGE WAS 72,000.
NHTSA ODI #10361538
70,003 miles · Oct 5, 2010
Service Brakes, Hydraulic
TRAVELING TO WORK AND VEHICLE CUT OUT INFRONT OF MY TRUCK. APPLIED BRAKES TO AVOID COLLISION AND HEARD POP AND BRAKE PEDAL WENT TO FLOOR. UPON ARRIVING AT WORK A FEW MOMENTS LATER FOUND REAR BRAKE LINE CORRODED AND PERFORATION WENT THROUGH CAUSING LEAK. REPLACED THE REAR BRAKE LINE TO CORRECT BUT BRAKES STILL INOP. OLD PIECE OF …
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TRAVELING TO WORK AND VEHICLE CUT OUT INFRONT OF MY TRUCK. APPLIED BRAKES TO AVOID COLLISION AND HEARD POP AND BRAKE PEDAL WENT TO FLOOR. UPON ARRIVING AT WORK A FEW MOMENTS LATER FOUND REAR BRAKE LINE CORRODED AND PERFORATION WENT THROUGH CAUSING LEAK. REPLACED THE REAR BRAKE LINE TO CORRECT BUT BRAKES STILL INOP. OLD PIECE OF CORRODED LINE IS AVAILABLE. *TR
NHTSA ODI #10359363
112,985 miles · Oct 4, 2010
Service Brakes, Hydraulic
ON SEPTEMBER 29, 2010, I WAS DRIVING MY TRUCK ON RT. 66 WEST APPROACHING LINDEN VA. AT APPROXIMATELY 65 MPH WHEN TRAFFIC BEGAN TO STOP ABRUPTLY BECAUSE OF ROADWORK. I WAS IN THE LEFT LANE AND APPLIED MY BRAKES. AT THIS TIME MY BRAKE PEDAL WENT TO THE FLOOR. I HAD BEGUN MY STOP FAR ENOUGH AWAY FROM TRAFFIC AHEAD OF ME THAT I WAS …
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ON SEPTEMBER 29, 2010, I WAS DRIVING MY TRUCK ON RT. 66 WEST APPROACHING LINDEN VA. AT APPROXIMATELY 65 MPH WHEN TRAFFIC BEGAN TO STOP ABRUPTLY BECAUSE OF ROADWORK. I WAS IN THE LEFT LANE AND APPLIED MY BRAKES. AT THIS TIME MY BRAKE PEDAL WENT TO THE FLOOR. I HAD BEGUN MY STOP FAR ENOUGH AWAY FROM TRAFFIC AHEAD OF ME THAT I WAS ABLE TO SLOW DOWN WITHOUT HITTING ANYONE IN FRONT OF ME. I MOVED MY TRUCK OVER TO THE RIGHT SHOULDER, THEN ONTO THE RAMP FOR THE LINDEN VA. EXIT AND THEN PARKED ON THE SHOULDER THERE. WHEN I GOT OUT OF THE TRUCK I FOUND A PUDDLE OF BRAKE FLUID QUICKLY FORMING UNDER MY TRUCK, BELOW THE LEFT FRAME RAIL BEHIND THE LEFT FRONT WHEEL. WHEN I LOOKED UP TO SEE WHERE THE FLUID WAS COMING FROM, I FOUND THE LEAK COMING FROM A BUNDLE OR FOUR BRAKE LINES, THAT WERE HEAVILY CORRODED, THAT RAN BESIDE THE FRAME RAIL. AT THIS TIME I MADE ARRANGEMENTS TO HAVE THE TRUCK TOWED TO MY RESIDENCE. AT THE TIME I WAS TOWING A SINGLE AXLE UTILITY TRAILER. THE TRUCK HAS NOT YET BEEN REPAIRED. THIS TRUCK IS A 2003 GMC SIERRA 1500 HD CREW CAB SHORT BED, 8600 GVW. IT IS NEARLY IDENTICAL IN EQUIPMENT TO A 2500 HD CREW CAB SHORT BED. I PURCHASED THIS VEHICLE NEW. *TR
NHTSA ODI #10358975
125,987 miles · Sep 28, 2010
Steering
NO EVENTS LEADING UP TO FAILURE. FAILURE, NO POWER ASSIST TO LEFTHAND TURNS. POSSIBLE LOSS OF CONTROL OF TRUCK. 9-30-09 DEALER REPLACED POWER STEERING ASSEMBLE PT# 88965789 S/GR REM 6.508. 9-13-10 NO EVENT LEADING TO FAILURE LOSS OF POWER ASSIST FOR LEFTHAND TURNS POSSIBLE LOSS OF CONTROL OF TRUCK. DEALER REPLACED POWER STEERIN…
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NO EVENTS LEADING UP TO FAILURE. FAILURE, NO POWER ASSIST TO LEFTHAND TURNS. POSSIBLE LOSS OF CONTROL OF TRUCK. 9-30-09 DEALER REPLACED POWER STEERING ASSEMBLE PT# 88965789 S/GR REM 6.508. 9-13-10 NO EVENT LEADING TO FAILURE LOSS OF POWER ASSIST FOR LEFTHAND TURNS POSSIBLE LOSS OF CONTROL OF TRUCK. DEALER REPLACED POWER STEERING ASSEMBLE PT# 88965789 S/GR REM 6.508 THIS HAS HAPPENED TWICE NOW ON THIS TRUCK. *TR
NHTSA ODI #10358147