There are 9 owner-reported body & structure complaints for the 2004 GMC Sierrain NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
EXCESSIVE CORROSION ON FRAME OF VEHICLE. MAY NOT PASS YEARLY SAFETY INSPECTION. *TR
ALL THE FLUID LINES CORRODED TO THE POINT WHERE THE VEHICLE WAS DANGEROUS TO DRIVE WITH ONLY 35000 ORIGINAL MILES ON IT. *TR
TL* THE CONTACT OWNS A 2004 GMC SIERRA 2500. THE CONTACT OBSERVED CORROSION ON THE FRONT AND REAR BUMPERS. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 60,000.
TL*THE CONTACT OWNS A 2004 GMC SIERRA. HE WAS ATTEMPTED TO TAKE THE SPARE TIRE OFF OF THE UNDERCARRIAGE BUT WAS UNABLE TO REMOVE IT. THE VEHICLE WAS TAKEN TO AN INDEPENDENT REPAIR SHOP WHERE THE SPARE TIRE WAS CUT OFF. THE MECHANISM THAT HOLDS THE SPARE TIRE APPEARED TO BE COVERED WITH RUST. THE FAILURE AND CURRENT MILEAGES WERE 46,000. UPDATED 11/22/10 *BF UPDATED 11/23/10
OUTSIDE DOOR HANDLES DO NOT RETURN ALLOWING THE DOOR TO OPEN WHILE VEHICLE IS IN OPERATION. *TR
DT: THE CONTACT STATED THE HOOD SPRING ON DRIVER'S SIDE FELL OFF. SHE WAS GOING TO HAVE THE VEHICLE LOOKED AT NEXT WEEK. *AK THE BRACKET TO THE SPRING WAS LOOSE. UPDATED 12/27/05. *JB
WHILE DRIVING AT 30-40 MPH, THE CONSUMER HEARD A CLUMPING NOISE COMING FROM THE BOTTOM OF TRUCK. THE CONSUMER TOOK THE VEHICLE TO THE DEALER AND WHO TRIED TO FIX THE VEHICLE, BUT GMC WOULD NOT THE ALLOW DEALER TO WORK ON THE VEHICLE. *JB
ON MY 2003 GMC TRUCK THE RIGHT REAR FENDER BROKE AT THE BOTTOM WHERE THE BOLT SCREW INTO THE SUPPORT, BUT ABOVE A 1 1/2" TO 2" ABOVE BOLT. THE DEALER AND GM REP. SAID SOMETHING HIT THE FENDER.ON THE BOLT HAVE A CHIP ABOUT 1/8" AND NO DAMAGE TO THE FENDER WHERE SOMETHING BROKE IT. *AK
THIS VEHICLE WAS BOUGHT BRAND NEW AND REPRESENTED AS SUCH. UPON DELIVERY OF THE VEHICLE, MY HUSBAND NOTICED THE BED WAS 2 CROOKED ON THE BODY. THE VEHICLE WAS RETURNED TO LEACHMAN MOTORS WHO IN TURN STATING IT WAS A FACTORY DEFECT. THE ATTEMPTED TO REPAIR THE VEHICLE BY BENDING THE FRAME. THIS WAS UNACCEPTABLE. GM BLAMES LEACHMAN - LEACHMAN BLAMES GM AND WE HAVE RETURNED THE VEHICLE TO LEACHMAN BUT CONTINUE TO MAKE TRUCK PAYMENTS OF $452. SO AS NOT TO RUIN OUR CREDIT. NOW WE HAVE NO TRUCK AND NO-ONE IS HELPING US!! THIS TRUCK WAS SOLD AS A BRAND NEW VEHICLE. FOR $34,000. WE SHOULD HAVE A PERFECT TRUCK - NOT ONE WITH A BENT FRAME AND CROOKED BED!
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 25, 2026