2023 KIA K5 Problems, Complaints & Recalls
- Compared with other K5 years
- Far more complaints than other years 3rd of 6 for complaints
- Safety recalls
- 4 recalls: check your VIN
- NHTSA crash rating
- 5 out of 5 stars
Owners have filed 108 complaints with NHTSA about the 2023 KIA K5. That ranks 3rd out of 6 K5 model years for complaints. The most reported problem area is fuel/propulsion system (40 complaints, 37%). Complaints mention 6 crashes, 17 injuries. There are 4 safety recalls covering this model year. NHTSA has opened 1 defect investigation involving it.
- 108owner complaints
- 4safety recalls
- 1NHTSA investigations
- 6complaints mentioning a crash
Complaints are unverified owner reports and are not adjusted for sales volume.
Most common 2023 KIA K5 problems
Complaints grouped by the part of the car owners reported, with the median mileage when the problem happened.
| Problem area | Complaints | Share | Median miles | Owners mention most | Typical repair cost |
|---|---|---|---|---|---|
| Fuel/propulsion System | 40 | 37% | — | — | — |
| Unknown or Other | 23 | 21% | — | — | — |
| Fuel System, Gasoline | 14 | 13% | 60,000 | — | — |
| Structure | 14 | 13% | 33,885 | — | — |
| Engine | 12 | 11% | 6,537 | — | — |
| Power Train | 11 | 10% | 26,000 | — | — |
| Electrical System | 6 | 6% | 13,000 | — | — |
| Forward Collision Avoidance | 6 | 6% | 13,537 | — | — |
| Service Brakes | 6 | 6% | 27,000 | — | — |
| Seats | 5 | 5% | — | — | — |
| Air Bags | 4 | 4% | — | — | — |
| Lane Departure | 2 | 2% | — | — | — |
| Suspension | 2 | 2% | — | — | — |
| Tires | 2 | 2% | — | — | — |
| Vehicle Speed Control | 2 | 2% | — | — | — |
| Visibility | 2 | 2% | — | — | — |
| Electronic Stability Control (esc) | 1 | 1% | 18,000 | — | — |
| Exterior Lighting | 1 | 1% | — | — | — |
| Wheels | 1 | 1% | — | — | — |
One complaint can list several problem areas, so shares can add up to more than 100%.
Complaints by year received
2023 KIA K5 recalls (4)
Tap a recall to see the problem, the risk and the fix.
Fuel system, gasoline
Problem: Kia America, Inc. (Kia) is recalling certain 2021-2024 K5 vehicles. A damaged check valve can allow air to enter the fuel tank, causing it to expand and contact hot exhaust components, melting the tank.
Risk: A melted fuel tank can leak, increasing the risk of a fire.
Fix: Dealers will replace the check valve. The fuel tank will be inspected for damage and replaced as necessary. All repairs will be performed free of charge. Owner notification letters were mailed January 16, 2026. Owners may contact Kia customer service at 800-333-4542. Kia's number for this recall is SC356. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning December 1, 2025.
Structure:exterior trim; structure:body:roof and pillars
Problem: Kia America, Inc. (Kia) is recalling certain 2023-2025 K5 vehicles. The left and right rear window trim pieces may loosen and detach.
Risk: Detached trim pieces can create a road hazard for other vehicles, increasing the risk of a crash.
Fix: Dealers will inspect and replace the C-pillar trim assemblies, as necessary, free of charge. Owner notification letters were mailed November 19, 2025. Owners may contact Kia customer service at 800-333-4542. Kia's number for this recall is SC346.
Air bags:side/window:curtain
Problem: Kia America, Inc. (Kia) is recalling certain 2021-2023 K5 vehicles. The side curtain air bags may have been installed incorrectly, causing them not to deploy properly in the event of a crash.
Risk: Air bags that do not deploy as intended can increase the risk of injury in a crash.
Fix: Dealers will inspect and reinstall the side curtain air bags, as necessary, free of charge. Owner notification letters were mailed April 7, 2023. Owners may contact Kia customer service at 1-800-333-4542. Kia's number for this recall is SC263.
Power train:automatic transmission
Problem: Kia Motors, Inc. (Kia) is recalling certain 2021-2022 Sorento and 2021-2023 K5 vehicles. The vehicle's "fail-safe" limited-mobility drive mode may be impaired, when prompted by a transmission oil pump malfunction, which can result in a complete loss of drive power.
Risk: Loss of drive power increases the risk of a crash.
Fix: Dealers will inspect and replace the transmission, as necessary. Dealers will also update the transmission control unit software. All repairs will be performed free of charge. Owner notification letters were mailed December 9, 2022. Owners may contact Kia customer service at 1-800-333-4542. Kia's number for this recall is SC250.
To see whether a specific car still has an open recall, enter its VIN on NHTSA's official recall lookup. You can also decode a VIN here.
NHTSA defect investigations
- Loss of Motive Power (DP22003) — opened Sep 12, 2022, closed Dec 12, 2023.
Recent owner reports
Short excerpts of the latest complaints filed with NHTSA, with personal details removed. Full reports can be searched on NHTSA.gov.
I am filing this complaint regarding the handling of a fuel tank recall involving my 2023 Kia K5 GT-Line. On XXX, I brought my vehicle to Kia Rockwall in [XXX], after being informed of an issue related to a fuel tank recall. I was told that my vehicle could not be returned to me and that Kia would…
My 2023 Kia K5 GT has an intermittent and unpredictable audio defect which the vehicle suddenly and spontaneously produces an extremely loud static-like noise through all speakers in the car, immediately upon starting the vehicle. This is not related to the radio, car play, phone connection…
The contact owns a 2023 Kia K5. The contact received a recall notification for NHTSA Campaign Number: 25V794000 (Fuel System, Gasoline). The vehicle was taken to a dealer, where the contact was informed that the recall repair was completed and the contact was provided a receipt. However, the…
The contactâs son owns a 2023 Kia K5. The contact stated the vehicle was previously included in NHTSA Campaign Number: 25V794000 (Fuel System, Gasoline), and the vehicle was repaired. A day or two after the recall repair was completed, the check engine warning light illuminated. The vehicle was…
The infotainment system in my Kia K5 has failed completely. The screen went black, causing the radio, infotainment features, and backup camera display to stop functioning. At times, the system will attempt to reboot on its own, but it does not return to normal operation and continues to…
Other KIA K5 years
See all KIA K5 problems by year, every KIA model, or the KIA VIN decoder.
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Frequently asked questions
What are the most common problems with the 2023 KIA K5?
Owners most often report fuel/propulsion system, unknown or other, fuel system, gasoline problems. The top one, fuel/propulsion system, accounts for 40 complaints.
Was there a recall on the 2023 KIA K5?
Yes, 4 safety recalls. Enter your VIN at NHTSA.gov to check whether the repairs were done on your car.
Was the 2023 KIA K5 a good year?
Complaint data can't fully answer that, because counts aren't adjusted for sales. Compared with other K5 model years, the 2023 has far more complaints than most years, and NHTSA rates it 5 out of 5 stars overall in crash tests. Always get a pre-purchase inspection and check the VIN for open recalls.