There are 7 owner-reported suspension complaints for the 2004 GMC Sierrain NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
FRAME RUST. *LN
TL*THE CONTACT OWNS A 2004 GMC SIERRA 2500 HD. WHILE DRIVING APPROXIMATELY 55 MPH, THE CONTACT FELT EXCESSIVE WOBBLING ON THE HUBS OF THE VEHICLE. THE DEALER STATED THAT THE FRONT WHEEL BEARINGS NEEDED TO BE REPLACED. THE BEARINGS WERE REPAIRED. HE FILED A FORMAL COMPLAINT WITH THE MANUFACTURER. THE CURRENT AND FAILURE MILEAGES WERE 90,000.
ABS BRAKE ACTIVATES AT SLOW SPEEDS. WHEEL HUB BEARING PROBLEM. *TR
DT: THE CONTACT STATED THE FRONT BRAKE LINES WERE RUBBING AGAINST THE CALIPER, CAUSING A HOLE/LOSS OF FLUID, AND FAILURE IN THE BRAKES. THE VEHICLE WAS TAKEN TO A DEALERSHIP, WHERE THEY REPLACED THE BRAKE LINE, AND PLACED A RUBBER BOOT WHERE THE WEARING OCCURRED. THE DEALERSHIP SAID DEFECT WAS A RESULT OF THE SUSPENSION MODIFICATION TO THE VEHICLE. THE CONTACT TOOK THE VEHICLE TO ANOTHER MECHANIC, WHO STATED THE RUBBER BOOT WOULD NOT STOP THE WEARING, AND THE MODIFICATION COULD NOT HAVE CAUSED THE PROBLEM. *AK
LARGE BOLT BROKE AND FELL OUT THAT HOLD THE LOWER CONTROL ARM ON!. *JB
THE LEAF SPRINGS CONTINUOUSLY SQUEAK...AND ARE WAY TOO NOISY! I HAVE PERSONALLY TRIED TO CLAMP THEM DOWN...GREASE THEM..SO THEY DO NOT SQUEAK! I PLAN ON TAKING IT TO THE DEALER!
WHILE DRIVING AT 5 MPH OR GREATER,AND WHEN TURNING LEFT, THERE WAS A LOUD POPPING NOISE IN THE FRONT SUSPENSION. OWNER TOOK THE VEHICLE TO THE DEALER, AND WAS INFORMED THAT THE FRONT TORSION BAR, AND THE LEFT CONTROL ARM CAME OUT OF PLACE. ALSO, THE FRONT CROSS MEMBER BRACE CAME LOOSE. *AK
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