There are 4 owner-reported suspension complaints for the 2004 Mazda Mazda6in NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
TRANSMISSION PROBLEMS....IT WONT REVERSE, IT'S MAKING SCARY NOISES AND IT'S JERKING NONE STOP. MECHANIC SAID I HAVE TO GET IT REBUILD, I HAD OVER 20 QUOTES FOR A PRICE TO GET IT REBUILD BUT I CANT AFFORD IT..PLEASE RECALL THE 3.0 AUTOMATIC TRANSMISSION...I LOOKED ON THE INTERNET AND I SAW THAT HUNDREDS AND HUNDREDS OF PEOPLE ARE COMPLAINING ABOUT THE SAME PROBLEM WITH MAZDA 6 2004 TRANSMISSIONS AND WE CANT AFFORD IT. THE LOWEST PRICE WAS STARTING AT 1500 NOT INCLUDING LABOR. IM A SINGLE MOM WITH TWO TODDLERS, IM WORKING AND I CANT EVEN GET IT FIXED. *TR
TL* THE CONTACT OWNS A 2004 MAZDA MAZDA6. THE CONTACT STATED THAT WHILE DRIVING AT HIGHWAY SPEEDS, A LOUD NOISE COULD BE HEARD. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER, WHERE THE CONTACT WAS INFORMED THAT THE FRONT WHEEL BEARINGS FAILED AND NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED AND THE CONTACT STATED THAT THIS WAS THE THIRD TIME THE FRONT WHEEL BEARINGS WERE REPAIRED. THE MANUFACTURER WAS NOTIFIED AND ADVISED THE CONTACT TO INFORM NHTSA. THE FAILURE MILEAGE WAS APPROXIMATELY 80,000.
MY COMPLAINT CONCERNS THE FOLLOWING ISSUE: IN THE SUMMER OF 2006, THIS CAR BEGAN TO EXHIBIT OCCASIONAL CLUNKING AND GRINDING FROM THE FRONT SUSPENSION DURING LOW SPEED MANEUVERS. I TOOK THE VEHICLE TO MONTGOMERY MAZDA IN CHARLOTTE, NC, AND TIM MARBURGER MAZDA IN CONCORD, NC, FOR DIAGNOSIS. DURING THIS TIME, THE CAR WAS UNDER WARRANTY, AND HAD APPROX. 41,000 MILES ON THE ODOMETER. NEITHER DEALERSHIP COULD DUPLICATE THE PROBLEM. ?IN LATE AUGUST 2007, THIS CAR BEGAN TO EXHIBIT CONTINUOUS CLUNKING AND GRINDING NOISES EMANATING FROM THE FRONT SUSPENSION DURING ALL DRIVING SITUATIONS. IN EARLY SEPTEMBER 2007, I TOOK THE CAR TO MONTGOMERY MAZDA IN CHARLOTTE, NC, FOR ANOTHER DIAGNOSIS. I WAS TOLD THAT THE ISSUE INVOLVED SPRING ISOLATORS AND BUSHINGS IN THE FRONT SUSPENSION, AND REPAIRS WOULD RUN APPROX. $480.00. I INQUIRED ABOUT WHETHER THIS ITEM WAS COVERED UNDER RECALL OR WARRANTY, AND WAS TOLD NO. ?ON SEPTEMBER 26, 2007, I TOOK THE CAR TO A LOCAL MECHANIC NEAR MY HOME, WHO VERIFIED THE DIAGNOSIS FROM MONTGOMERY MAZDA. HE CALLED THE DEALERSHIP TO INQUIRE ABOUT PARTS, AND WAS TOLD THAT SPRING ISOLATORS, BUSHINGS, AND OTHER PARTS TO CORRECT THIS PROBLEM HAD BEEN REDESIGNED, AND THAT THEY HAD BEEN ISSUED NEW PARTS NUMBERS. GIVEN THE FACT THAT I BROUGHT THIS MATTER TO THE ATTENTION OF MY LOCAL DEALERS WHILE THE CAR WAS STILL UNDER WARRANT, AND GIVEN THE FACT THAT THE REDESIGN OF THESE KEY SUSPENSION PARTS INDICATES A CLEAR, KNOWN DEFECT IN MATERIALS AND/OR DESIGN, I AM ASKING THAT MAZDA COVER THE COST OF REPAIRS ON MY CAR. *TR
THE VEHICLE DID NOT DRIVE STRAIGHT. IT CONSTANTLY PULLED TO THE RIGHT. THE VEHICLE HAS BEEN SERVICED 5 TIMES IN WHICH THE FRONT SUSPENSION WAS REALIGNED 4 TIMES. THE FIFTH TIME SOME BOLTS WERE REPLACED. THE FAILURE STILL EXIST. *JB
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