Kia reliability and problems by model
Owners have filed 33,260 complaints about Kia models with NHTSA since 2010, and Kia has filed 93 warranty extensions. Pick a model to compare its model years.
From NHTSA's public data files, downloaded 2026-10-10.
Kia models
| Model | Complaints | Model years | Most complaints | Most named |
|---|---|---|---|---|
| Sorento | 8,691 | 2010–2026 | 2011 | Engine |
| Optima | 6,177 | 2010–2020 | 2013 | Engine |
| Soul | 5,558 | 2010–2025 | 2014 | Engine |
| Sportage | 2,616 | 2010–2026 | 2017 | Engine |
| Forte | 2,554 | 2010–2024 | 2014 | Engine |
| Telluride | 2,033 | 2020–2027 | 2020 | Other or unspecified |
| Sedona | 929 | 2010–2021 | 2016 | Engine |
| Rio | 584 | 2010–2023 | 2013 | Engine |
| Seltos | 559 | 2021–2027 | 2021 | Engine |
| EV6 | 544 | 2022–2025 | 2022 | Electrical system |
| K5 | 500 | 2021–2026 | 2021 | Fuel and propulsion |
| Carnival | 414 | 2022–2026 | 2022 | Electrical system |
| Niro | 350 | 2017–2026 | 2017 | Electrical system |
| Optima Hybrid | 275 | 2011–2020 | 2012 | Engine |
| EV9 | 256 | 2024–2026 | 2024 | Electrical system |
| Cadenza | 216 | 2014–2019 | 2014 | Engine |
| Stinger | 169 | 2018–2023 | 2018 | Engine |
| Sportage Hybrid | 142 | 2023–2027 | 2023 | Electrical system |
| Sorento Hybrid | 115 | 2021–2026 | 2025 | Engine |
| Niro EV | 91 | 2019–2025 | 2022 | Electrical system |
| Carnival Hybrid | 90 | 2025–2026 | 2025 | Electrical system |
| K900 | 68 | 2015–2019 | 2015 | Exterior lights |
| Niro Phev | 68 | 2018–2025 | 2019 | Transmission and drivetrain |
| K4 | 58 | 2025–2026 | 2025 | Other or unspecified |
| Forte Koup | 52 | 2010–2016 | 2013 | Engine |
| Sorento Phev | 44 | 2022–2025 | 2022 | Transmission and drivetrain |
| Soul EV | 39 | 2014–2019 | 2017 | Electrical system |
| Sportage Phev | 35 | 2023–2026 | 2023 | Electrical system |
| Optima Phev | 33 | 2017–2020 | 2017 | Engine |
Look up a Kia by VIN or model year
Recent Kia warranty extensions
The latest warranty extensions Kia filed with NHTSA, and the models they cover. Each model's page lists all of them.
- Sep 2026· Visibility and wipers· Telluride
OWNER NOTIFICATION (WTY049) - This document is the owner notification advising that Kia is extending the New Vehicle Limited Warranty coverage to owners for specific repairs related to the front sunroof wind deflector on certain 2020-2022 MY Telluride vehicles manufactured from…
- Sep 2026· Electrical system· Stinger
OWNER NOTIFICATION (WTY046) - This document is the owner notification advising that Kia is extending the New Vehicle Limited Warranty coverage, to all owners, for repairs related to the Heating, Ventilation, and Air Conditioning (HVAC) blower motor in certain 2022 MY Stinger…
- Sep 2026· Suspension· Sportage, Sportage Hybrid, Sportage Phev
OWNER NOTIFICATION (WTY047) - This document is the owner notification advising that Kia is extending the New Vehicle Limited Warranty coverage to owners for certain repairs related to oil leakage from the rear shock absorbers on the following vehicles that were originally sold…
- Aug 2026· Electrical system· Carnival
OWNER NOTIFICATION (WTY048) - This document is the owner notification advising that Kia is extending the New Vehicle Limited Warranty coverage, to all owners, for repairs related to the horn assembly in certain 2022-2024 MY Carnival vehicles from 5 years / 60,000 miles to 10…
- Jun 2026· Body and structure· Sorento Hybrid, Sorento Phev
REAR RH DOOR CURTAIN INSPECTION / REPLACEMENT (WTY043) - This bulletin provides information associated with the ‘Warranty Extension Program’ (WTY043) inspect and, if necessary replace the rear RH door curtain on certain 2023 - 2026MY Sorento Hybrid (MQ4 HEV) SX Prestige vehicles…
- Apr 2026· Engine· Telluride
OWNER NOTIFICATION (WTY045) - This document is the owner notification advising that Kia is extending the New Vehicle Limited Warranty coverage, to all owners, for certain repairs related to an engine oil leak from the oil filter housing gasket in certain 2020-2025 MY Telluride…
- Apr 2026· Fuel and propulsion· EV6
ICCU INSPECTION/REPLACEMENT (WTY044) - This bulletin provides information associated with the ‘Warranty Extension Program’ (WTY044) to inspect and, if necessary, replace the Integrated Charging Control Unit (ICCU) and/or the ICCU Fuse on 2022-2024MY EV6 (CV1) vehicles produced…
- Mar 2026· Electrical system· Sorento, Sorento Hybrid, Sorento Phev
OWNER NOTIFICATION (WTY042) - This document is the owner notification advising that Kia is extending the New Vehicle Limited Warranty coverage, to all owners, for repairs related to the horn assembly in certain 2021-2025 MY Sorento, 2021-2025 MY Sorento Hybrid (HEV), and…
- Sep 2025· Airbags· Optima
SIDE AIRBAG (SAB) INSPECTION AND REPLACEMENT FOR DTC(S) B1380/B1384 (WTY036) - This bulletin has been revised to include additional information.
- Mar 2025· Electrical system· Soul
HORN ASSEMBLY INSPECTION/REPLACEMENT (WTY041) - This bulletin provides information associated with the ‘Warranty Extension Program’ (WTY041) to inspect and, if necessary, replace the horn assembly on certain 2020-2025MY Soul (SK3) vehicles produced from November 15, 2018 through…
- Dec 2024· Airbags· Sorento
AIRBAG WARNING LIGHT ON (WTY003) - This bulletin has been revised to include additional information.
- Nov 2024· Exterior lights· Sorento
OWNER RENOTIFICATION (WTY031) - This document is the owner renotification advising that Kia is extending the New Vehicle Limited Warranty coverage, to all owners, for the multi-function switch assembly on 2018 MY Sorento vehicles from 5 years / 60,000 miles to 15 years / 150,000…
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