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Electrical system

Kia K5 Electrical problems by year

99 complaints filed with NHTSA about the Kia K5's electrical system. Dead batteries, warning lights, wiring, alternators, infotainment and electronic module failures.

Electrical complaints by model year

YearElectrical complaintsCrashesInjuriesRecalls
20263001
202512000
20247000
20236000
202225230
202146000

Electrical recalls

Latest K5 electrical complaints

2024 Kia K5Electrical system

**2024 Kia K5 GT\-Line - Electrical Overheating and Burned Dashboard Wiring** My 2024 Kia K5 GT-Line, with approximately 112,000 miles, has experienced intermittent audio system failures. On November 9, 2026, I was informed by a Kia dealership that the AV unit was excessively overheating and that the dashboard wiring harness had sustained melted and burned wiring. The dealership technician described the AV unit as being so hot that he could "fry an egg on it." The dealership advised that both the AV unit and...

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dashboard wiring harness require replacement. I am extremely concerned that this excessive overheating and electrical damage present a potential vehicle fire hazard, particularly because the original symptoms involved intermittent audio failures rather than an obvious warning of an electrical safety problem. I am requesting that NHTSA review this incident as a potential electrical safety defect and determine whether similar failures have occurred in other Kia vehicles.

Filed Incident Electrical systemNHTSA 11776763
2025 Kia K5Electrical systemLights

While driving my car down the road my car's exterior headlights as well as all of the interior instrument and infotainment panels will completely black out and then come back on. This issue started approximately 2 months after buying my car. This has happened approximately 10 times total while driving it now. I was told by the dealership that there was nothing they could do since it was not a reproduceable issue, therefore I continued to drive my car. To me that is a safety issue when you are told as a customer...

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that there is nothing they can do for your car that has an issue such as this while driving. I continued to call and inform them of when this issue came up while driving. My car was brought in for a recall in July 2025 for parking lamp logic. The dealership never reproduced this issue while in for service. The dealership has inspected the car for this issue amongst several other issues that still persist to the current date. There are no warning lamps/messages or symptoms of the problem prior to failure. This problem came up again this week while driving in the dark with multiple other cars behind me, in front of me and to the left of me at an intersection. I had my turn signal on to turn and everything on the car went black/lost power and then came back on.

Filed Incident Electrical system · Exterior lightingNHTSA 11773292
2021 Kia K5Transmission & drivetrainElectrical system

65k miles. Started driving, 20 minutes into driving i was stopped at a round about then I went to accelerate and nothing happened my engine revd really loud and after about 10 seconds my car jolted forward and I was able to accelerate, this would happen every time I stopped and anytime a wanted to accelerate to another gear

Filed Incident Power train · Electrical systemNHTSA 11766532
2023 Kia K5Electrical system

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, weather, etc. Adjusting the volume dial does not effect the issue either, for example. Shutting the car off, stops it momentarily, but will return upon starting it. The only way to stop the issue is to either disconnect the...

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battery or pull the main fuse to the dash, resetting the car. The issue has been occurring for 3 years. With multiple videos of the issue happening. The noise is loud enough to cause medical damage, especially to a child or infant. This will put my newborn infant at risk of medical damage to her ears due to the decibel of the issue which is a safety issue. Kia of Greer South Carolina, has had the vehicle on numerous occasions and not been able to fix the car or made any attempts to fix the issue. I have escalated a case with Kia North America customer care due to the nature of it being a safety concern. No one has inspected the vehicle at this time outside of the dealerships I have taken it to.

Filed Incident Electrical system · Unknown or otherNHTSA 11765039
2024 Kia K5Electrical system

Beginning only about 6 months after I purchased the vehicle, the audio system intermittently screams at me, blasting at over 800 decibels road, engine noise and audio interference noises so that I cannot hear the radio, the telephone, turn it off or down, even when the audio infotainment system is not running. The only way to keep the vehicle from doing this when it occurs is to turn off the car. The noise is so loud that I cannot hear oncoming vehicles, including emergency vehicles, nor can I use the bluetooth...

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phone system - if necessary I would have to break the state law about holding my phone to scream into it- even if someone could hear me on the other end. If I had the windows open, the audio system would break local noise ordinances. It is almost impossible to drive the vehicle when this occurs even though the dealership has said several times that I must bring it in when it is occuring; on one occasion to fulfill this requirement, I put in my earbuds and played music to drive to them for 1 hr to drown out the sound still surpassing my ability to safely focus on the road. Having documented PTSD, ADHD and anxiety disorder, having to drive the vehicle not knowing when and if this sound issue is going to return, makes it incredibly hard to feel safe when driving my own car, originally purchased new from Carriage Kia of Woodstock in December of 2023 after they diagnosed my last vehicle as needing an engine replacement. Having to drive from [[redacted]] to [[redacted]] everyday from work, I need reliable and safe transportation to do so, of which this car has not provided given the many issues we have had, including this ongoing problem which puts me at risk every time it occurs and on edge while driving each time it could. Attached is the list of service issues related to this vehicle including the documented ongoing electrical issue tied to the infotainment system, which Kia now acknowledges but suggests is out of warranty despite its existence for over 2 years. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)

Filed Incident Electrical system · Unknown or otherNHTSA 11764128
2022 Kia K5Electrical systemEngine & coolingFuel systemFire

- The exact component that failed has not yet been determined. The vehicle experienced a sudden loss of acceleration while driving, followed by a popping noise, smoke, and a fire that severely damaged the vehicle. The vehicle is a 2022 Kia K5 GT-Line, VIN [[redacted]]. The vehicle has an open Safety Recall SC356 / NHTSA Recall 25V794 involving the purge control system check valve and fuel tank, which may result in fuel leakage and an increased risk of fire. The recall repair had not been performed prior to the...

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incident. The vehicle is currently being preserved and is available for inspection upon request. - The vehicle caught fire while driving on [redacted], in [[redacted]]. The vehicle suddenly stopped accelerating, a popping noise, and then smoke began coming from the vehicle shortly afterward. The vehicle subsequently caught fire and was destroyed. The incident created a serious risk of injury to me, other occupants, nearby motorists, and others in the area. Fortunately, there were no injuries. - The cause of the failure and fire has not yet been confirmed. The vehicle was severely damaged by the fire. The vehicle has an open Kia SC356 / NHTSA 25V794 safety recall, which we were unaware of, but it has not yet been determined whether the condition addressed by that recall caused or contributed to this incident. - The Killeen Fire Department responded to the vehicle fire and extinguished the fire. The incident has also been reported to my insurance company, and an insurance claim is currently pending. No inspection has yet been performed to determine the cause of the fire. The vehicle is being preserved so that it remains available for inspection by the manufacturer, insurance representatives, NHTSA, or an independent expert if necessary. -No warning lamps or warning messages prior to the incident. While driving, the vehicle suddenly stopped accelerating, then a popping noise was heard, followed by smoke, and the vehicle subsequently caught fire. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)

Filed Incident Electrical system · Engine · Fuel / propulsion systemNHTSA 11763269
2022 Kia K5Electrical systemEngine & coolingDriver assistance

All lights on dash appear. Forward collision warning, blind spot warning, other warnings. Car loses ability to accelerate for a few moments and makes unsafe to drive. RPM needle bounces.

Filed Incident Electrical system · Engine · Forward collision avoidanceNHTSA 11761727
2023 Kia K5Electrical system

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 malfunction. I have attempted to reset the system multiple times using the available reset methods, but none have resolved the issue. I took the vehicle to my local Kia dealership, where I was informed that the radio/infotainment...

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unit itself is defective and needs to be replaced. The loss of the backup camera display is particularly concerning because it affects visibility and safety while reversing. I have also found numerous reports of similar infotainment and radio failures involving Kia vehicles, which makes me concerned that this may be a widespread defect rather than an isolated failure. I am requesting that this issue be reviewed and investigated as a potential vehicle defect.

Filed Incident Electrical system · Unknown or otherNHTSA 11755373
2021 Kia K5Electrical system

Wiring harness has melted at the HVAC connection point.

Filed Incident Electrical systemNHTSA 11755313
2025 Kia K5Electrical systemBrakesDriver assistance

The first time the collision warning lights and sounds came on when I was parked but had my engine on in the morning of 7/21/2026. The second time was when I was merging on a busy highway with cars going 65+mph... There were no cars around me, but the collision warning said crash, the sounds came on, and my brakes went into effect. I pulled off the road, and now I am terrified to drive my car. I called KIA and told them this. They sent out a tow. They had my car and told me that the computer on my car did not register any issues for both times this happened. Someone is taking my car home tonight and going on the same highway to see if it happens again.

Filed Incident Electrical system · Service brakes · Forward collision avoidanceNHTSA 11752288
2024 Kia K5Electrical system

My 2024 Kia K5's infotainment screen went completely pitch black, disabling the backup camera now creating an active safety hazard.

Filed Incident Electrical systemNHTSA 11750099
2021 Kia K5Electrical systemVisibility & wipers

I am submitting this complaint regarding a leaking evaporator core in my 2021 Kia K5. The evaporator core failed at approximately 59,600 miles, causing the air conditioning system to stop cooling properly. The vehicle was diagnosed by a repair facility, which determined that the evaporator core was leaking refrigerant and required replacement. An evaporator core is a major HVAC component that should not fail at such low mileage under normal operating conditions. This failure affects the vehicle's ability to...

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properly dehumidify and defrost the windshield, which can reduce visibility and create a potential safety hazard during rain, high humidity, or cold weather conditions. I have maintained the vehicle as recommended and believe this component failed prematurely. Due to the extensive labor required to replace the evaporator core, the repair cost is significant. I am requesting that NHTSA review this issue to determine whether there is a pattern of premature evaporator core failures in 2021 Kia K5 vehicles and whether an investigation is warranted. Vehicle Information: * Year: 2021 * Make: Kia * Model: K5 * Mileage at Failure: 59,600 miles * Failure: Leaking evaporator core causing refrigerant loss and loss of air conditioning performance

Filed Incident Electrical system · Visibility / wiperNHTSA 11749904
2021 Kia K5Electrical system

I am writing to formally complain about the ongoing issues with my vehicle, specifically the repeated failure of the air conditioning system and the excessive number of recalls that have caused major inconvenience and lost work time. The air conditioning unit in my vehicle has failed three separate times. Each time, I was told the fan motor needed to be replaced, and the motor has now been replaced three times. After each repair, the system works temporarily before failing again. I have now been informed that the...

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issue may actually be electrical in nature, which raises concerns that the original problem was never properly diagnosed or repaired. In addition to the air conditioning problems, my vehicle has been subject to multiple recalls requiring repeated trips for repairs. These ongoing issues have forced me to miss work several times, causing financial hardship, stress, and a loss of confidence in the reliability and safety of my vehicle. At this point, I am requesting the following: A full inspection and proper diagnosis of the electrical system related to the air conditioning failure. A permanent repair solution rather than temporary fixes. Reimbursement or compensation for repeated repair visits, missed work time, and inconvenience caused by these recurring issues. A review of my vehicle's repair history to determine whether additional corrective action is appropriate. I have made every effort to address these issues through the proper service channels, but the recurring failures continue. I expect this matter to be taken seriously and resolved promptly. Please contact me as soon as possible regarding the next steps to resolve this issue. Sincerely,

Filed Incident Electrical systemNHTSA 11738283

Source: U.S. National Highway Traffic Safety Administration (NHTSA) complaints and recalls, checked daily. Complaints are owners' own reports and are not verified. How we use the data

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