2003 GMC SIERRA 1500 Complaints

View complaints related to 2003 GMC SIERRA 1500. The complaints found here are submitted by actual consumers with first hand experience. There are more than 180 complaints submitted for the 2003 GMC SIERRA 1500. You can submit your own complaint to the NHTSA or call the Hotline, Monday-Friday 8am to 8pm at (888) 327-4236, TTY: (800) 424-9153.

  • 2003 GMC SIERRA 1500
    - CARROLLTON, OH

    WHEN ATTEMPTING TO STOP TRUCK, BRAKE PEDAL FADED TO FLOOR. UPON INSPECTION, THE BRAKE LINES EXHIBITED SEVERE CORROSION AND RUSTED THRU ALLOWING FLUID TO LEAK OUT. THE TRUCK HAS LESS THAN 90,000 MILES. *TR

    Source: NHTSA WEB SITE
  • 2003 GMC SIERRA 1500
    - POMFRET CENTER, CT

    I ENTERED MY VEHICLE TO DRIVE HOME AND REALIZED THAT I HAD NO BRAKES. AFTER LOOKING UNDERNEATH I REALIZED THAT MY BRAKE LINES WERE ROTTED AND LEAKING. ONE LINE IS CURRENTLY LEAKING BUT THEY ARE ALL IN VERY BAD CONDITION. I WAS LEFT WITH NO OPTION BUT TO HAVE THE VEHICLE TOWED HOME. I AM GOING TO HAVE TO REPLACE ALL THE BRAKE LINES AS EVEN THE ONES THAT AREN'T CURRENTLY LEAKING ARE IN VERY POOR CONDITION. IT WOULD BE UNSAFE TO DRIVE THE VEHICLE WITHOUT REPLACING THEM. I AM VERY FORTUNATE THAT THE FAILURE DIDN'T OCCUR WHILE I WAS DRIVING AT A HIGH SPEED. WHEN I PARKED THE VEHICLE THE BRAKES WERE FINE AND WHEN I CAME OUT 20 MINUTES LATER I HAD ABSOLUTELY NO BRAKES.

    Source: PORTABLE SAFETY COMPLAINT FORM
  • 2003 GMC SIERRA 1500
    - N. TONAWANDA, NY

    LUCKILY THERE WAS NO ACCIDENT AS I HAVE BEEN TEACHING MY 16 YEAR OLD DAUGHTER TO DRIVE. THE BRAKES FELT SPONGY AND NOT AS RESPONSIVE AS NORMAL ON MY WAY HOME FROM WORK. WHEN I STOPPED IN MY DRIVEWAY, I LOOKED UNDER THE VEHICLE AND BRAKE FLUID WAS POURING OUT OF AN APPARENTLY RUPTURED LINE TO THE BACK BRAKES. THERE WAS NO WARNING LIGHT ON. REGARDLESS OF THE MILES, THIS TRUCK IS BARELY 8 YEARS OLD. A QUICK INTERNET SEARCH SHOWS THAT THIS MODEL YEAR AND NEARBY YEARS OF THE SAME TYPE OF TRUCK HAVE EXPERIENCED THIS PROBLEM. HAD THIS BEEN ON A HIGHWAY TRIP WITH ALL FLUID DRAINING OUT, THERE CERTAINLY WOULD HAVE BEEN AN ACCIDENT.

    Source: PORTABLE SAFETY COMPLAINT FORM
  • 2003 GMC SIERRA 1500
    - HAMPTON, VA

    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

    Source: NHTSA WEB SITE
  • 2003 GMC SIERRA 1500
    - SPOTSYLVANIA, VA

    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

    Source: NHTSA WEB SITE
  • 2003 GMC SIERRA 1500
    - SPOTSYLVANIA, VA

    NON DEPLOYMENT OF AIRBAG IN GMC SIERRA EXTENDED CAB P/U TRUCK 1500C SERIES 2003 YR. *TR

    Source: NHTSA WEB SITE
  • 2003 GMC SIERRA 1500 HD
    - TONEY, AL

    NO WARNING ON MY 2003 GMC TRUCK SPEEDOMETER STARTED GOING FROM 70 MPH TO 120 AND BEYOND WHEN IN REALITY I WAS GOING PROBABLY 30 MPH. THIS COULD BE A SAFETY ISSUE BECAUSE A MAN NEEDS TO KNOW HOW FAST HE'S REALLY GOING AFTER A LITTLE RESEARCH THERE'S ALOT OF GM OWNERS WHO DON'T KNOW HOW FAST THERE GOING RECALL ANYONE. *TR

    Source: NHTSA WEB SITE
  • 2003 GMC SIERRA 1500
    - WHITE HALL, MD

    2003 GMC SIERRA 1500 TRUCK. CONSUMER STATES PROBLEMS WITH RUST AND ROT *TGW THE CONSUMER STATED THE DEALER RECTIFIED THE RUST PROBLEMS. *JB

    Source: CONSUMER LETTER
  • 2003 GMC SIERRA 1500
    - HOPEWELL JCT, NY

    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

    Source: NHTSA WEB SITE
  • 2003 GMC SIERRA 1500
    - GROSSE POINTE WOODS, MI

    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

    Source: NHTSA WEB SITE