2021 Kia Rio technical service bulletins

Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.

• Jun 9, 2026 Service bulletinCustomer satisfaction: theft deterrent ignition: cylinder protector & decal installation (CS2311)
• Jun 8, 2026 Service bulletinCustomer satisfaction: theft deterrent ignition cylinder protector and decal installation (CS2312)
• May 28, 2026 Service bulletinInfotainment system software update using update.kia.com
• Dec 19, 2025 OtherPostcard owner renotification (CS2311)
• Dec 18, 2025 Service bulletinCustomer satisfaction: theft deterrent ignition cylinder protector and decal installation (CS2312)
• Dec 17, 2025 OtherOwner notification (CS2312)
• Dec 9, 2025 OtherPitstop: technical operations: external damage to ultrasonic sensor
• Apr 17, 2025 Service bulletinTransmission fluid application guide
• Apr 3, 2025 Service bulletinExcessive oil consumption nu/gamma/theta/kappa engines
• Mar 20, 2025 Service bulletinKia connect modem reset (SA611)
• Dec 19, 2024 Service bulletinDisplay audio 2.0V/AVN5W software update
• Oct 18, 2024 Service bulletinCustomer satisfaction: theft deterrent ignition cylinder protector & decal installation (CS2311)
• Jul 25, 2024 Service bulletinDisplay audio 2.0V/AVN5W software update
• Jul 11, 2024 Service bulletinIvt oil pressure sensor replacement
• Jun 6, 2024 Service bulletinCustomer satisfaction: anti-theft s/w logic upgrade & decal installation (CS2307)
• May 16, 2024 Service bulletinThis bulletin provides information relating to the correct transmission fluid type and fill quantity...
• Feb 9, 2024 Service bulletinAVN 5.0 wide non-responsive radio icon (AM, FM, sxm)
• Dec 20, 2023 Service bulletinOwner notification
• Dec 12, 2023 Service bulletinCustomer satisfaction: theft deterrent ignition cylinder protector & decal installation (CS2311)
• Nov 2, 2023 Service bulletinPartial seat track replacement for inoperative front seat
• Oct 6, 2023 Service bulletinOwner notification
• Sep 15, 2023 Service bulletinOwner notification
• Aug 22, 2023 Service bulletinOwner re-notification
• May 31, 2023 Service bulletinOverhead console sunglass door-latch repair
• Apr 19, 2023 Service bulletinCustomer satisfaction: anti-theft s/w logic upgrade & decal installation (CS2307)
• Apr 12, 2023 Service bulletinCustomer satisfaction: anti-theft s/w logic upgrade & decal installation (CS2307)
• Apr 7, 2023 Service bulletinPit stop: log file collection for AVN 5.0/w and display audio 2.0
• Nov 18, 2022 Service bulletinTransmission fluid application guide
• Sep 16, 2022 Service bulletinMaintenance reminder feature
• Aug 16, 2022 Service bulletinService reminder setting reset procedure
• Aug 10, 2022 Service bulletinPitstop: rear occupant alert (ROA) w/rear door logic
• Oct 5, 2021 Service bulletinPartial repair of c-mdps motor, ECU, worm gear and/or steering column housing
• Sep 13, 2021 Service bulletinInformation for headlamp condensation and moisture
• Aug 3, 2021 Service bulletinPitstop: front radar sensor mounting inspection (PS704)
• May 11, 2021 Service bulletinFront camera logic improvement for DTC 160649 (SA475)
• Apr 8, 2021 Service bulletinService reminder setting reset procedure
• Mar 12, 2021 Service bulletinPitstop: log file collection for AVN 5.0/w & display audio 2.0
• Feb 3, 2021 Service bulletinData collection: extract california emissions data from ECU (DC21)
• Oct 7, 2020 Service bulletinPitstop: mfc, concerns for disabled operation
• Sep 24, 2020 Service bulletinService reminder setting reset procedure
• Aug 25, 2020 Service bulletinPitstop - brake caliper leak inspection
• Jul 27, 2020 Service bulletinMaintenance reminder feature