There are 2 stored owner reports matching the powertrain & transmission leading-label group for the 2004 Toyota Avalon in our NHTSA-sourced dataset. These are unverified consumer reports and may not reflect confirmed defects.
This group counts stored reports whose component label starts with one of this site's matching prefixes, ignoring case. Each matching report counts once within the group. Components mentioned later in the label or only in the narrative are not searched. How component counts work
Loaded 2 of 2 matching reports.
Open the full vehicle complaint log (all categories)CAR MAKES A VERY, VERY LOUD SCREECHING SOUND WHEN STARTED WITH A/C OR HEATING ON (BUT MORE COMMONLY WITH A/C). THE SOUND WILL SOMETIMES DIE DOWN OR STOP ONCE A/C IS TURNED OFF, BUT NOT ALWAYS. PUDDLES CAN TRIGGER THE SOUND AS WELL. SOUND CAN BE HEARD MAINLY UPON INITAL STARTUP BUT CAN OCCUR AFTER CAR IS IN MOTION.
THE REAR WHEEL FROZE WHILE DRIVING AT 45 MPH. THIS CAUSED THE VEHICLE TO SKID 8 FEET UP IN THE AIR ON DRY PAVEMENT. THE CONSUMER SUSTAINED BRUISES ALL OVER HIS BODY AND RECEIVED 20 STITCHES IN HIS ELBOW . *JB *NM
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.
NHTSA source checks for this vehicle year
Checks are recorded separately for each dataset, not for the whole page. Dates use UTC. A missing check date does not mean no records exist.
Vehicle import recorded: Apr 29, 2026. This is the stored import date, not confirmation that every source was successfully refreshed.