There are 2 stored owner reports matching the brakes leading-label group for the 2004 Kia Rio 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)TL*THE CONTACT OWNS A 2004 KIA RIO CINCO. WHILE DRIVING 30, 45, OR 55 MPH, THE VEHICLE STALLED AND SHUT OFF WITHOUT WARNING. THE DEALER WAS UNABLE TO DUPLICATE THE FAILURE AND THE DIAGNOSTIC SHOWED THAT NOTHING WAS WRONG. THE MANUFACTURE STATED THAT THE INVESTIGATION WAS CLOSED SINCE THE DEALER COULD FIND NO FAILURE WITH THE VEHICLE. THE CURRENT AND FAILURE MILEAGES WERE 53,015. UPDATED 01-14-08. *KB THE ROTORS WERE RESURFACED AND THE DRUMS WERE ROTATED. UPDATED 12/12/07. *JB
DT*: THE CONTACT STATED WHILE DRIVING 30 MPH, THE BRAKE PEDAL WAS DEPRESSED AND THE BRAKES DID NOT RESPOND. THE VEHICLE STOPPED WHEN HITTING ANOTHER VEHICLE. THERE WAS A POLICE REPORT TAKEN AT THE SCENE. THE VEHICLE WAS DRIVEN TO THE DEALERSHIP WHERE IT WAS DETERMINED THE CALIPERS WERE BLOWN OUT.
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 28, 2026. This is the stored import date, not confirmation that every source was successfully refreshed.